Actun Tunichil Muknal, Belize: What to pack, what to wear, and when to go [2024]

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Ready to pack for Actun Tunichil Muknal, Belize? If you're planning to go to Actun Tunichil Muknal, here is some important information about when to go, what to wear, and what to pack.

Contents

When to go to Actun Tunichil Muknal, Belize

Based on the climate and weather in Actun Tunichil Muknal, Belize, the best time to go is February. See below for details.

What to wear/what to pack for Actun Tunichil Muknal, Belize

Already know when you're traveling?

Here are some general tips on what to wear in Actun Tunichil Muknal, as well as several items to remember to pack when traveling there.

What to wear/what to pack for Actun Tunichil Muknal, Belize by month

January

January here is a perfect temperature. Temperatures average in the high 70s F (mid 20s C) during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Anti-theft backpack

    For a bit of protection, an anti-theft backpack protects your stuff.

  • AirTag to track your luggage

    With airlines repeatedly losing luggage these days, an AirTag can locate it anywhere anywhere: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

Comfort + Essentials
  • Luggage scale to avoid fees

    Airlines charge large penalties for overweight luggage. Save money with this

  • Travel neck support pillow

    Our favorite is this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Power bank for devices

    A portable power bank, like this one

  • Travel adapter

    A plug adapter that supports outlet types A, B and G. Check that you get the right kind. The vast majority of adapters available are just plug changers and expect your devices to convert the voltage themselves. If yours can't do that they could burn up. This one works in most places.

Actun Tunichil Muknal, also known as The ATM Cave, in Belize is a popular destination for tourists, and if you plan to visit in January, it is important to choose the correct clothing and pack well. Belize has a subtropical climate, so January is still warm with average temperatures ranging from 70 to 80 degrees Fahrenheit. However, do take into consideration that temperatures can drop in the caves and the water can be quite cold.

Wear fast-drying, lightweight clothing, such as moisture-wicking t-shirts and shorts or leggings. A swimsuit should be worn underneath, as you will be walking and swimming through water in the cave. Likewise, sturdy water shoes with good traction are strongly recommended to protect your feet from jagged rocks and slippery surfaces in the water-filled caverns.

Pack light, given that you will be caving and climbing. A waterproof backpack is ideal for carrying your belongings, such as water, snacks, insect repellent and sunblock. Remember, it’s vital to respect the eco-system, so avoid any personal items that might damage the cave environment, such as cameras (which are not allowed), jewelry, and unnecessary electronics.

A change of clothing and a towel for after the tour will also be worthwhile, as you’re likely to get wet during the adventures in the cave. Rain can be unpredictable, despite it being the dry season, so carrying a lightweight rain jacket would be prudent.

In conclusion, choosing the right clothing, footwear, and sensibly packing before reaching the Actun Tunichil Muknal, Belize will significantly enhance your adventure and surely make it an unforgettable experience.

February

If you visit Actun Tunichil Muknal during February, you might find that it is a perfect temperature. Temperatures tend to hover around the high 70s F (mid 20s C) during the day, while at night they can dip into the low 60s F (low 20s C). Humidity is generally between 70 and 80% during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a bit of peace of mind, an anti-theft backpack protects your belongings.

  • AirTag to track your luggage

    With airports repeatedly losing bags these days, an AirTag can locate it anywhere on earth: AirTag for iPhones.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

Comfort + Essentials
  • Luggage scale to avoid fees

    Airlines charge large prices for overweight luggage. Avoid surcharges with this

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Voltage adapter

    A plug adapter that supports outlet types A, B and G. Make sure to get the correct kind. The vast majority of adapters that you can buy are just plugs and require your devices to change the voltage themselves. If your devices can't do that they could get destroyed. This one should work in most countries.

  • Power bank for devices

    A portable power bank, like this one

  • Travel neck pillow

    Our fave is this one

Visiting the Actun Tunichil Muknal (ATM) in Belize in February requires thoughtful planning and packing. February is considered part of Belize's dry season which means conditions should be quite pleasant, but the caves can be chilly, damp, and slippery.

Firstly, for clothing, wear lightweight and quick-drying garments such as swimsuits or athletic wear made of moisture-wicking material, as you will be crossing streams and wading through water in the cave. As bare feet is not permitted due to the delicate ecosystem of the cave, it’s essential to wear closed-toe hiking or water shoes that provide excellent traction. A change of dry clothes kept in your vehicle for after the tour will be greatly appreciated.

Remember to pack a broad-brimmed hat and high factor sunscreen for protection from the sun during the trek to the cave. Bug spray is also a necessity for keeping off mosquitoes and other insects.

Due to the nature of the journey into the ATM cave, cave regulations prohibit cameras, food, and drinks. Backpacks should also be avoided, but if allowed, make sure it’s waterproof and must-have items only, like medication or extra contact lenses.

Don't forget to include a refillable water bottle to stay hydrated, as the hike to the cave entrance can be strenuous. Snacks can also be packed for before and after the trek, but they are not allowed inside the cave.

Lastly, pack a positive explorer's attitude! Visiting the ATM cave is a unique opportunity to experience Belize's remarkable natural and historical wonders.

March

March here is pretty consistently hot. Temperatures average in the low 80s F (high 20s C) during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your stuff.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • AirTag to track your luggage

    With airports always losing bags these days, an AirTag can help you find it anywhere in the world: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

Comfort + Essentials
  • Voltage adapter

    A plug adapter that supports outlet types A, B and G. Be sure to get the necessary kind. Many adapters available online are simply plugs and expect your devices to change the voltage themselves. If yours can't do that they could get fried. This one should work in most places.

  • Luggage scale to avoid fees

    Airlines charge large prices for overweight luggage. Save money with this

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Power bank for devices

    A portable power bank, like this one

  • Travel pillow

    A top rated pillow is this one

Visiting Actun Tunichil Muknal, a notable archaeological site in Belize, in March requires careful planning regarding what to wear and what to pack. March falls within Belize's dry season, implying less rain and relatively high temperatures, so your clothing and necessities should cater to this type of weather while also considering the cave’s internal conditions.

Start with lightweight, quick-drying clothing to combat the tropical temperatures. Shorts and t-shirts, preferably moisture-absorbing, will keep you comfortable during your trek. It is advisable to wear a swimming suit beneath your clothing due to the several water crossings that you may encounter. Footwear is critical, and lightweight, water-resistant hiking shoes with supportive soles are recommended. These will keep your feet comfortable and dry, allowing for better control and stability when navigating through water and over slippery rocks.

Remember to pack a light waterproof jacket or poncho as the cave temperatures can get quite cool, and you might get wet. A broad-brimmed hat and sunglasses for sun protection while trekking to the cave are also necessary.

Actun Tunichil Muknal is a delicate and well-preserved site; hence, many items are prohibited. However, you cannot go without essentials like insect repellent, eco-friendly sunscreen, and antibacterial hand gel. Pack some snacks and enough water to stay hydrated throughout your adventure.

Despite the heat, avoid direct sunlight as much as possible. Therefore, it can be helpful to bring a light, breathable scarf or head covering. Lastly, bring your sense of adventure as you prepare for your visit to the majestic Actun Tunichil Muknal.

April

If you visit Actun Tunichil Muknal during April, you might see that it is extremely warm. Temperatures tend to hover around the 80s F (high 20s C) during the day, while at night they can dip into the 70s F (mid 20s C). Humidity is generally between 60 and 70% during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • AirTag to track your luggage

    With airlines frequently losing things these days, an AirTag can help you locate it anywhere anywhere: AirTag for iPhones.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your belongings.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

Comfort + Essentials
  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Luggage scale to avoid fees

    Airlines charge huge prices for overweight luggage. Save money with this

  • Voltage adapter

    A plug adapter that supports outlet types A, B and G. Ensure that you pick the correct kind. Many adapters that you can buy are simply plug changers and require your devices to adjust the voltage themselves. If yours can't do that they could get fried. This one is sufficent for most places.

  • Travel pillow

    Our favorite is this one

  • Power bank for devices

    A portable power bank, like this one

Actun Tunichil Muknal (ATM) in Belize is a notorious archaeological site that includes a natural museum of ancient Mayan artifacts, as well as a sacred burial site. Given the nature of the tour which includes hiking, swimming and cave exploration, there are specific requirements in what you should wear and pack when visiting in April.

In terms of clothing, it is recommended to wear lightweight, quick-drying apparel. A swimsuit under a pair of synthetic shorts and a quick-dry top is an ideal choice. This will keep you comfortable during wet parts of the tour while exploring the beautifully blue waters of the cave system. Opt for sturdy water shoes; ideal for hiking through the jungle terrain, crossing streams and walking in a wet cave. Bring an extra set of dry clothes and a towel for changing after the tour.

As you will be exploring an underground cave system, specific accessories and gear should be packed. An essential is a high-quality headlamp with water resistance which will enable you to navigate through dark, slimy parts of the cave. However, please note that camera equipment is not permitted inside the ATM Cave due to a past incident that resulted in damage to the formations.

Belize in April is quite sunny and humid so it's crucial to stay hydrated. Pack plenty of water along with energy snacks to keep you fueled during the expedition. Remember, these snacks should be non-perishable and easy to pack.

Lastly, because you are visiting an ecologically sensitive and historically significant site, make sure you adhere to the rules of keeping the caves clean and undisturbed. Pack reusable water bottles and avoid any type of disposable material to keep the majestic Actun Tunichil Muknal pristine for future visitors.

May

If you visit Actun Tunichil Muknal during May, you may notice that it is consistently hot. Temperatures tend to hover around the 80s F (low 30s C) during the day, while at night they can dip into the high 70s F (mid 20s C). Humidity is generally between 60 and 70% during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your belongings.

  • AirTag to track your luggage

    With airlines frequently losing things recently, an AirTag can find it anywhere anywhere: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

Comfort + Essentials
  • Luggage scale to avoid fees

    Airlines charge excessive amounts for overweight luggage. Avoid penalties with this

  • Travel voltage adapter

    A plug adapter that supports outlet types A, B and G. Make sure to choose the necessary type. Most adapters currently being sold are just plugs and require your electronics to convert the voltage themselves. If your devices can't do that they could burn up. This one is sufficent for most areas.

  • Power bank for devices

    A portable power bank, like this one

  • Travel pillow

    A good option is this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

Visiting Actun Tunichil Muknal (ATM) in Belize is an adventurous exploit that requires careful outfit and pack planning. May is the start of the wet season in Belize, so choosing the right clothes and packing correctly plays a critical role in your overall experience.

The fact that ATM is both a caving and a water adventure means you must dress appropriately for both. You'll be encountering damp, muddy conditions within the cave along with wading and swimming through water bodies, Hence, opting for quick-drying, moisture-wicking clothes should be your priority. These materials synthesize well with wet conditions, ensuring you stay relatively dry and comfortable. Choose lightweight, long-sleeved shirts and full-length pants to protect you from the sun and insects at the jungle and also preserve warmth inside the cave. Given the rocky and wet terrain of the ATM, sturdy water shoes with good grips or enclosed hiking sandals are indispensible. You must also carry a spare change of clothes to wear after the tour.

Your packing list should be minimalist and essential-oriented. An essential is the reusable water bottle filled with plenty of water to keep you hydrated. Pack high-energy snacks to replenish your energy during the trip. Most importantly, one must remember that cameras are not allowed in the ATM Cave, so there is no need to include camera gear in your packing list. However, an insect repellent, sunscreen, and a waterproof bag to carry these essentials might prove to be handy. A small, personal first-aid kit may be useful for unforeseen minor injuries. Remember, while traversing Actun Tunichil Muknal, preserving the biological and archaeological integrity of the area is of paramount importance, thus ensuring your activities have minimum environmental footprints is necessary.

June

If you go to Actun Tunichil Muknal in June, you will notice that it is extremely hot. Daytime temperatures are in the 80s F (low 30s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • AirTag to track your luggage

    With airlines frequently losing bags recently, an AirTag can locate it anywhere in the world: AirTag for iPhones.

  • Anti-theft backpack

    For a bit of peace of mind, an anti-theft backpack protects your stuff.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

Comfort + Essentials
  • Luggage scale to avoid fees

    Airlines charge huge penalties for overweight luggage. Avoid surcharges with this

  • Voltage adapter

    A plug adapter that supports outlet types A, B and G. Ensure that you choose the necessary kind. A lot of adapters currently being sold are just plug changers and require your devices to convert the voltage themselves. If yours can't do that they could get fried. This one should work in most locations.

  • Travel neck pillow

    A great choice is this one

  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

Traveling to Actun Tunichil Muknal (ATM) cave in Belize during June requires strategic planning and packing as this time falls within the rainy season and the cave tour is challenging and wet. The ATM cave is a sacred Mayan historical site so dress respectfully and pack only essentials to preserve the site.

Lightweight, breathable clothing like synthetic or moisture-wicking fabric is recommended due to the tropical climate in June. As part of the tour, you'll be swimming and wading through water, therefore, wearing a swimsuit underneath your clothing is useful. Quick-drying shorts and tees are ideal as you will be in and out of the water frequently. It's essential to protect your feet; sturdily constructed water shoes with good grip and ankle support would be apt as the cave is slippery and uneven.

Considering the cave’s darkness, a high-quality waterproof headlamp is necessary. Most tour companies will provide this, but possessing one of your choice ensures extra safety.

Carrying a waterproof backpack to hold drinking water, snacks, and a change of clothing could be beneficial. As Belize is seriously committed to ecological conservation, plastic bottles aren’t allowed, so ensure to carry refillable water bottles. Also, the tour doesn't allow cameras due to a past incident causing damage to the artifacts.

Apply an abundant amount of eco-friendly, biodegradable insect repellant and sunscreen before entering the cave, as the dense jungle is home to mosquitos, ticks, and other insects.

Pack lightweight, rain-resistant jackets or ponchos, as sudden showers are common in June. Lastly, bring along Ziplock bags or a water-resistant case to protect electronics like mobile phones from potential water damage.

July

If you vacation in Actun Tunichil Muknal during July, you will probably see that it can be sweltering. Temperatures tend to hover around the 80s F (low 30s C) during the day, while at night they can dip into the high 70s F (mid 20s C). Humidity is generally between 70 and 80% during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your stuff.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

  • AirTag to track your luggage

    With airports constantly losing things these days, an AirTag can help you find it anywhere in the world: AirTag for iPhones.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

Comfort + Essentials
  • Voltage adapter

    A plug adapter that supports outlet types A, B and G. Be careful to choose the necessary kind. A lot of adapters that you can buy are simply plugs and expect your electronics to change the voltage themselves. If your devices can't do that they could get fried. This one should be appropriate for most places.

  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Luggage scale to avoid fees

    Airlines charge huge prices for overweight luggage. Avoid penalties with this

  • Travel neck pillow

    Our favorite is this one

The Actun Tunichil Muknal (ATM) cave is one of Belize’s most exhilarating and fascinating attractions. As it is located in the lush, humid jungles of Belize, and involves exploring underground water systems, choosing the right attire and gear is crucial.

In terms of clothing, wear lightweight materials like quick-dry synthetic fabrics to deal with the high humidity and sweat. Although it's generally hot in July, pack a lightweight raincoat because Belize's weather can be unpredictable. The inside of the ATM cave can be cool and damp, so layering is a good idea. Opt for clothing that covers your limbs to avoid scratches and abrasions from rocks and bushes, and to mitigate against mosquito bites. Closed-toe shoes with good grip are strongly advised as there can be quite a bit of climbing, scrambling over rocks, and walking in water. Some form of water shoe or amphibious hiking boot works well.

As for packing, bring a small waterproof backpack to store your necessities. A water bottle is a must to stay hydrated as exploring the ATM cave is strenuous and can last several hours. Pack high energy snacks, possibly a lunch, as there aren’t food options nearby. Remember to bring mosquito repellent and sunscreen as well. Small personal first aid kits are also advisable due to the rugged conditions.

Please note that cameras are not permitted in the cave to prevent damage to the fragile archaeological site. Safety gear like helmets with lights will be provided by tour guides. Download offline maps in case of signal loss in this remote location. Lastly, respect the site by leaving only footprints and taking only memories.

August

August in Actun Tunichil Muknal is really hot. The rain can amount to several inches/centimeters. During this time, temperatures average in the 80s F (low 30s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

  • AirTag to track your luggage

    With airlines constantly losing things nowadays, an AirTag can locate it anywhere on earth: AirTag for iPhones.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your things.

Comfort + Essentials
  • Travel voltage adapter

    A plug adapter that supports outlet types A, B and G. It's important that you pick the right type. Most adapters currently sold are simply plug changers and require your electronics to adjust the voltage themselves. If your devices can't do that they could get fried. This one works in most countries.

  • Luggage scale to avoid fees

    Airlines charge excessive penalties for overweight luggage. Save money with this

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel pillow

    A top rated pillow is this one

  • Power bank for devices

    A portable power bank, like this one

Actun Tunichil Muknal, commonly referred to as ATM, is a cave in Belize that offers both physical adventure and historical significance. It's known for its natural formations as well as Mayan artifacts. To optimize your visit in August, which falls within Belize's rainy season, planning your attire and packing is crucial.

Given the adventurously wet nature of this expedition, dress in clothes that dry quickly. Lightweight, synthetic clothes that wick moisture away from your skin are advisable. Avoid cotton clothes as they stay wet longer and could end up making you feel uncomfortable. Shorts are fine as certain parts of the cave have waist-deep water, but you should also consider wearing long pants to protect your legs from scrapes and insect bites.

As for footwear, closed-toe hiking shoes or sandals that provide firm grip are necessities as you'll be trekking through jungles, crossing rivers, and treading upon rocks. Remember, the cave can be slippery and wet, hence footwear should be chosen wisely considering both comfort and stability.

Pack a small waterproof backpack with essentials like bug repellent, sunscreen, a water bottle, and snacks for your trip. Don't forget to pack a towel and a change of clothes for after the journey.

The last and perhaps the most important thing to remember when packing is to leave out cameras or any other recording devices. In an effort to preserve the integrity of the cave and its artifacts, the Belize government has banned photography in ATM.

Visiting Actun Tunichil Muknal in August can be an awe-inspiring experience if you're well-prepared. Be sure to dress accordingly and pack smart to truly enjoy the magnificence of the cave and its encapsulated history.

September

September here is really hot. Temperatures average in the 80s F (low 30s C) during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • AirTag to track your luggage

    With airports frequently losing bags nowadays, an AirTag can help you find it anywhere on earth: AirTag for iPhones.

  • Anti-theft backpack

    For a bit of protection, an anti-theft backpack protects your belongings.

Comfort + Essentials
  • Travel voltage adapter

    A plug adapter that supports outlet types A, B and G. Be careful to choose the right type. A lot of adapters currently sold are simply plugs and expect your devices to adjust the voltage themselves. If your devices can't do that they could burn up. This one should work in most areas.

  • Travel pillow

    Our favorite is this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Power bank for devices

    A portable power bank, like this one

  • Luggage scale to avoid fees

    Airlines charge excessive prices for overweight luggage. Avoid penalties with this

Actun Tunichil Muknal (ATM), a notable archaeological site offering mesmerizing cave spelunking experiences in Belize, beholds a climate that is humid with average temperatures ranging from 26°C to 31°C in September. Thus, a comfortable and suitable wardrobe for this expedition is crucial.

Comfortable, quick-drying clothes are ideal for this endeavor due to the aquatic nature of some parts of the cave. Lightweight shorts or trousers paired with a breathable wicking t-shirt will be suitable attire. Although the external temperature is warm, the cave is significantly cooler, so packing a light moisture-wicking jacket may prove useful.

Footwear for the ATM cave tour should be taken seriously as the terrains are slippery and uneven. Closed-toed shoes with good grip, preferably water shoes or sport sandals, are excellent choices to ensure safety while maintaining comfort. Pack extra socks, as well, for dry options following water passages.

The appropriately carried equipment also makes a big difference. As it is a wet cave, a waterproof backpack is recommended for carrying essentials like a high-powered torchlight, cameras, extra batteries, or snacks. Trash bags are also handy for protecting electronic items from water and for holding any rubbish to help preserve the authenticity of these fantastic caves. Do pack a towel, a change of clothes, and a water bottle for post-exploration comfort.

Visitors must bear in mind that certain things like jewelry, cameras (unless authorized), or hand-held objects are forbidden inside the ATM cave, as it is a protected environment.

Lastly, to protect against the tropical Belizean sun, bring sunscreen and a hat for before and after your tour. Packing a bug repellent might spare you unwanted insect encounters.

No matter what time of the year, exploring Actun Tunichil Muknal offers adventure-seekers an unmatched experience of spelunking, historical immersion, and natural beauty. But, having the right gear maximizes your comfort, safety, and enjoyment.

October

October in this region is extremely warm. Temperatures average in the low 80s F (high 20s C) during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your stuff.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • AirTag to track your luggage

    With airports frequently losing luggage nowadays, an AirTag can help you find it anywhere anywhere: AirTag for iPhones.

Comfort + Essentials
  • Travel adapter

    A plug adapter that supports outlet types A, B and G. It's important that you choose the right kind. Most adapters currently sold are just plug changers and require your electronics to adjust the voltage themselves. If your devices can't do that they could burn up. This one is sufficent for most countries.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Luggage scale to avoid fees

    Airlines charge large prices for overweight luggage. Avoid surcharges with this

  • Power bank for devices

    A portable power bank, like this one

  • Travel neck support pillow

    Our fave is this one

Visiting Actun Tunichil Muknal in Belize in October can be an enriching experience. However, to enhance the enjoyment of your trip and maintain comfort throughout this cave exploration, it's essential to know what to wear and pack.

October is in the heart of Belize's rainy season. It’s suggested to dress in lightweight, breathable, quick-drying clothing. Layering is key, due to fluctuations in temperatures both outside and inside the caves. Opt for moisture-wicking inner layers and a lightweight waterproof outer layer. Clothes should be comfortable and flexible, as they need to allow for easy movement for climbing, swimming, and maneuvering through the cave.

Footwear is one of the most influential factors in a comfortable caving experience. Non-slip water shoes or sturdy sandals with straps should be worn, as you'll be walking through water, slippery rocks, and mud.

Do not forget to pack a swimsuit and towel. While the cave tour includes swimming and wading through water, wearing a swimsuit under your clothes makes changing easy. Pack a warm change of clothes and thick socks for after the cave visit.

Since the cave is a protected area, you won’t be allowed to bring cameras or other recording equipment, but a water bottle, bug repellent, sunscreen, and snacks should be in your backpack. Note that most of the packages from tour operators provide a helmet with a light that's crucial for navigating dark caves. Always check with your tour provider on what they provide.

Lastly, while packing, consider the cave's sacredness to the Mayan people and commit to a leave-no-trace ethos, wherein the primary idea is to enjoy your visit without disturbing the environment or leaving anything behind.

November

November is hot. Temperatures average in the low 80s F (high 20s C) during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • AirTag to track your luggage

    With airports always losing bags these days, an AirTag can help you find it anywhere in the world: AirTag for iPhones.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your stuff.

Comfort + Essentials
  • Travel neck support pillow

    A versatile choice is this one

  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel voltage adapter

    A plug adapter that supports outlet types A, B and G. Ensure that you get the necessary type. A lot of adapters available are simply plugs and expect your devices to change the voltage themselves. If yours can't do that they could get destroyed. This one should be sufficient for most locations.

  • Luggage scale to avoid fees

    Airlines charge excessive penalties for overweight luggage. Avoid penalties with this

Actun Tunichil Muknal (ATM) is one of the most popular attractions in Belize, known for its stunning natural beauty and rich archaeological significance. If you're planning a visit in November, appropriate clothing and packing is crucial as this period falls within the rainy season.

Clothing should be lightweight and easy to dry, given the inevitable immersion in water during your exploration of the ATM cave. Quick-drying material like polyester or nylon is ideal. A swimsuit or bathing suit should be worn underneath. Given the rugged nature of the cave, sturdy closed-toe shoes with good grip are essential. You might also want to consider water shoes or sandals that provide sufficient protection. A set of dry clothes to change into after your adventure will be a good idea as well.

The temperature inside the cave is relatively constant throughout the year at around 70 to 75 degrees Fahrenheit, but can feel cooler due to the water. Consider packing a light rain jacket or a long-sleeved moisture-wicking shirt to help you stay warm.

Among the essential items to carry include water and snacks, a waterproof bag to keep your valuables dry, and a headlamp or flashlight with extra batteries. Cameras aren’t allowed inside the ATM cave to protect the archaeological artifacts, so ensure not to carry them.

Do not forget to pack insect repellent, sunscreen, and basic first aid items, given that the location is in a tropical rainforest area. Having these items will make your adventure more comfortable and safer.

In short, wear clothes that dry quickly and can protect you from the elements, pack light, and bring essentials that will make your exploration of Actun Tunichil Muknal in November enjoyable and hassle-free.

December

December in Actun Tunichil Muknal is warm. Temperatures average in the high 70s F (mid 20s C) during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

    Given current world events, Belize has travel concerns that you should consider before going. Click for more information.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your stuff.

  • Voice and data SIM card

    A SIM card that works in Actun Tunichil Muknal. A good global SIM card works in most countries, but check the country list before buying.

  • AirTag to track your luggage

    With airlines repeatedly losing things these days, an AirTag can locate it anywhere in the world: AirTag for iPhones.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

Comfort + Essentials
  • Travel neck support pillow

    A top rated pillow is this one

  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Luggage scale to avoid fees

    Airlines charge large prices for overweight luggage. Avoid penalties with this

  • Voltage step down adapter

    A plug adapter that supports outlet types A, B and G. Check that you get the necessary type. Most adapters on sale are just plugs and require your devices to change the voltage themselves. If yours can't do that they could burn up. This one is sufficent for most countries.

Exploring the incredible Actun Tunichil Muknal (ATM) cave in Belize is an adventurous endeavor, requiring careful preparation. Belize has a tropical climate and December is considered the cooler part of dry season, with temperatures still typically ranging from 70 to 80 degrees Fahrenheit. Thus, it is crucial to plan your outfit and pack accordingly to ensure an enjoyable experience.

Lightweight, quick drying clothing is essential for your ATM cave adventure. Start with a comfortable swimsuit as a base layer since you will be wading, and at times swimming, through water. Over this, wear a lightweight, moisture wicking T-shirt and quick drying shorts or pants to protect from the terrain and occasional scrapes on rocks. Closed-toe shoes with good tread that can get wet, such as water shoes, hiking sandals or old sneakers, are a must for safety while you trek through the caves. Consider wearing a pair of light wool socks to add comfort inside water shoes. It can get chilly deep inside the cave, so packing a lightweight, easily packable waterproof jacket is advisable.

As for what to pack, it's important to know that exploring ATM cave is not an independent endeavor. Guided tours provide headlamps and helmets, which are mandatory. A reusable water bottle is necessary to stay hydrated, while high-energy, easy-to-pack snacks like granola bars can help keep your energy up.

Do not bring any electronics (including cameras), jewelry, or bags into the cave, as these items are prohibited by the government to protect the cave's natural and archaeological treasures. Lastly, pack a dry change of clothing and towel in your car for after the adventure. While exploring ATM is an exhilarating experience, being prepared with the right clothing and items can make the expedition more comfortable and enjoyable.

What to do in Actun Tunichil Muknal, Belize

Actun Tunichil Muknal (ATM), also known as Cave of the Stone Sepulchre, is a popular tourist attraction located within the Tapir Mountain Nature Reserve in Belize. This cave system contains both natural wonders and historical artifacts that have made it one of the most popular destinations for tourists in Belize.

Here are some of the top tourist attractions in Actun Tunichil Muknal:

1. The "Crystal Maiden" – This is a stunningly preserved skeleton of a teenage girl who is believed to have been sacrificed by the ancient Maya. The bones have been calcified over centuries, giving them a sparkling appearance that inspired the name "Crystal Maiden".

2. The geological formations – The cave is full of spectacular geological formations, including stalactites, stalagmites, and flowstones that have been formed over millions of years.

3. The ceremonial artifacts – The ATM cave is peppered with ceremonial artifacts such as pottery, jewelry, and stone tools that provide insight into the religious practices of the ancient Maya.

4. The Mayan relics – The cave serves as a time capsule of Maya culture, providing visitors with a glimpse into their past. The Mayan relics found in the cave include altars, pottery, and skeletal remains.

5. The cave environment – The ATM cave exists in a unique ecosystem, featuring an array of species that have adapted to the cave environment, including blind shrimp and fish, bats, and a variety of insects.

6. The adventure of exploration – Tourists can take guided tours to explore the cave, which includes hiking through rugged terrain, swimming in river streams, and traversing through dark caverns with only a headlamp to guide the way.

In conclusion, Actun Tunichil Muknal is a must-visit destination in Belize for both history buffs and adventure-seekers. The cave system provides visitors with a unique mix of geological wonders and rich cultural history that is not found anywhere else in the world. For an unforgettable experience, be sure to include ATM to your Belize travel itinerary.

About your travel guide

Hi! I'm Dev. I've traveled all over the world and in my travels, I have made many packing lists. In this series, my team and I have compiled the most useful information, as well as things we couldn't live without, to help you plan your trip.

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