Northern River Valleys, Thailand: What to pack, what to wear, and when to go [2022]
This article contains affiliate links to Amazon and other vendors. We may earn commission from purchases made through these links.
Traveling to Northern River Valleys, Thailand? If you're planning to go to Northern River Valleys, I've got some important information about when to go, what to wear, and what to pack.
Contents
- When to go to Northern River Valleys
- Important essentials for Northern River Valleys
- Activities for Northern River Valleys
- Northern River Valleys in January: weather and what to pack
- Northern River Valleys in February: weather and what to pack
- Northern River Valleys in March: weather and what to pack
- Northern River Valleys in April: weather and what to pack
- Northern River Valleys in May: weather and what to pack
- Northern River Valleys in June: weather and what to pack
- Northern River Valleys in July: weather and what to pack
- Northern River Valleys in August: weather and what to pack
- Northern River Valleys in September: weather and what to pack
- Northern River Valleys in October: weather and what to pack
- Northern River Valleys in November: weather and what to pack
- Northern River Valleys in December: weather and what to pack

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.
When to go to Northern River Valleys, Thailand
Based on the climate and weather in Northern River Valleys, the best time to go is January. See below for details.
Important essentials for Northern River Valleys, Thailand
Here are some general tips on what to wear in Northern River Valleys, as well as several items to remember to pack when traveling there.
COVID-19 ESSENTIALS FOR 2022
Travel insurance that includes COVID-19 coverage
Cases are climbing again, and areas are returning to lockdown. If you or a companion get COVID-19, you may be stuck with no way home -- but travel insurance can protect you. Learn more about COVID-19 and travel insurance
-
N95 masks
These N95 masks provide the best level of COVID-19 protection available.
-
Hand sanitizer
This hand sanitizer is an excellent TSA-friendly option.
-
(U.S. Residents) Telehealth COVID-19 test for entry to U.S.
U.S. residents still need a certified COVID-19 test to return home, but it can now be via Zoom. Learn more
-
Touchless thermometer
A touchless thermometer is important to have.
-
Travel disinfecting wipes
Use these to sanitize plane and hotel surfaces.
-
A vaccine card protector
Vaccine cards frequently become worn. An unreadable vaccination card can have severe consequences. This vaccine card protector helps avoid that.
-
Kids' KN95 masks
N95 masks aren't sold for kids. These are a good alternative (and can also be used by adults if N95 masks are not available).
General health necessities
-
Emergency water purifier
Some rural areas may have unreliable tap water, so it's important to take an emergency water purifier like this one.
-
Travel first aid kit
This one is a great value.
-
Emergency motion sickness relief
Don't forget these
-
Plug adapter
A plug adapter that supports outlet types A, B, C and O. This one should work in most areas, but you may want to check with your hotel.
-
Voice and data SIM card
A SIM card that works in Northern River Valleys. A good global SIM card works in most countries, but check the country list before buying. In some more rural areas you may need a satellite phone. We recommend this satellite phone.
-
Power bank for devices
A portable power bank, like this one
-
Money/passport pouch
A money pouch is vital for protecting your passport and credit cards.
-
Airplane or car necessities
-
For families with young children
What to wear/what to pack for Northern River Valleys, Thailand by month
Already know when you're traveling?
January
If you vacation in Northern River Valleys during January, you are likely to find that it is constantly hot and very dry with almost no rain. Temperatures tend to hover around the high 80s F (low 30s C) during the day, while at night they can dip into the high 50s F (mid 10s C).
What to wear/what to pack:
-
Cool and dry dresses
These dresses can provide UV protection and help you stay cool.
-
Bug repellent
-
Loose-fit shorts
-
Insulated water bottle
Our favorite:
-
Breatheable shirts
A breathing shirt can keep you cool and protect you from the sun:
-
Sunglasses
-
Skirts
-
Sunscreen lotion, moderate SPF
-
Waterproof sandals
February
Traveling to Northern River Valleys in February, you will notice that it is extremely hot and very dry with almost no rain. Daytime temperatures are in the low 90s F (low 30s C).
What to wear/what to pack:
-
Insulated water bottle
Our fave:
-
Sunglasses
-
Sunscreen lotion, moderate SPF
-
Skirts
-
Breatheable shirts
A cooling shirt can keep you cool and guard against skin damage:
-
Cool and dry dresses
These dresses include UV protection and keep you cool.
-
Waterproof sandals
-
Bug repellent
-
Loose-fit shorts
March
March is sizzling and dry with little rain. Temperatures average in the 90s F (mid 30s C) during the day. It rains once in a while.
What to wear/what to pack:
-
Cooling tank or crop tops
These are specially designed to keep you cool:
-
Skirts
-
Personal cooling fan
-
Sunglasses
-
Waterproof sandals
-
Insulated water bottle
-
Light dresses
These Columbia dresses are engineered to cool you and to provide UV protection.
-
High-SPF sunscreen lotion
-
Lightweight 'harem' pants
-
Sun protecting pants/skirts
These will keep you safe from UV rays while also cool. Our favorites:
- https://amzn.to/31Mz9kT
Bug bite relief
-
Bug repellent
-
Thin short sleeve shirts
Make sure pack additional, since these easily get wet or dirty.
-
Light linen shorts
-
A rain coat to layer with a jacket
-
100% waterproof footwear
We suggest rain boots:
-
Rain pants
These can be essential in a storm.
-
Waterproof phone bag
-
Windproof umbrella
This one is a perfect choice.
-
Waterproof bag/luggage cover
So your belongings remain dry. We like:
April
If you are traveling to Northern River Valleys in April, you will notice that it is unbearably hot. Expect it to rain sometimes. Daytime temperatures are in the high 90s F (high 30s C).
What to wear/what to pack:
-
Light dresses
These Columbia dresses are specially designed to keep you cool and can provide UV protection.
-
Cooling tank or crop tops
These are developed for cooling:
-
Personal cooling fan
-
Insulated water bottle
-
High-SPF sunscreen lotion
-
Lightweight 'harem' pants
- https://amzn.to/31Mz9kT
Bug bite relief
-
Sunglasses
-
Waterproof sandals
-
Thin short sleeve shirts
It's important pack extra, as these often get wet or dirty.
-
Skirts
-
Light linen shorts
-
Bug repellent
-
Protecting pants
These will keep your legs safe from UV rays while also cool. Our favorites:
-
A rain coat to layer with another jacket
-
100% waterproof footwear
We use these rain boots:
-
Rain pants
These pants are vital in a storm.
-
Waterproof phone bag
-
Umbrella
This one is a perfect choice.
-
Waterproof bag/luggage cover
So your suitcases stay dry. We recommend:
May
Traveling to Northern River Valleys in May, you will notice that it can be excruciatingly hot. Expect it to rain occasionally. Daytime temperatures are in the 90s F (mid 30s C).
What to wear/what to pack:
-
Thin short sleeve shirts
Do bring additional, as these get wet or dirty.
-
Sunglasses
-
Personal cooling fan
-
High-SPF sunscreen lotion
- https://amzn.to/31Mz9kT
Bug bite relief
-
Lightweight 'harem' pants
-
Bug repellent
-
Protecting legwear
These will keep your legs safe from UV rays while also cool. Our favorites:
-
Cooling tank or crop tops
These are engineered to help you stay cool:
-
Skirts
-
Light dresses
These Columbia dresses are created to cool you and offer UV protection.
-
Waterproof sandals
-
Light linen shorts
-
Insulated water bottle
-
A rain jacket to layer with a coat
-
100% waterproof footwear
We use these rain boots:
-
Rain pants
These will be essential in a storm.
-
Waterproof phone bag
-
Wind resistant umbrella
This one is a perfect one to buy.
-
Waterproof bag/luggage cover
So your bags remain dry. We like:
June
June is really hot and somewhat rainy. Temperatures average in the low 90s F (low 30s C) during the day. It rains 5-10 days this month.
What to wear/what to pack:
-
Loose-fit shorts
-
Sunglasses
-
Insulated water bottle
Our best choice:
-
Bug repellent
-
Skirts
-
Cool and dry dresses
These dresses to provide UV protection and keep you cool.
-
Breatheable shirts
A breatheable shirt can cool you down quickly and guard against UV rays:
-
Waterproof sandals
-
Sunscreen lotion, moderate SPF
-
A rain coat to layer with another jacket
-
100% waterproof footwear
We recommend these rain boots:
-
Rain pants
Rain pants are a lifesaver in a rainstorm.
-
Waterproof phone bag
-
Umbrella
This one is a great option.
-
Waterproof bag/luggage cover
So your belongings stay dry. We like:
July
If you are traveling to Northern River Valleys in July, you will notice that it is extremely hot and somewhat rainy. Expect it to rain regularly. Daytime temperatures are in the high 80s F (low 30s C).
What to wear/what to pack:
-
Cool and dry dresses
These dresses can provide UV protection and help you stay cool.
-
Sunscreen lotion, moderate SPF
-
Skirts
-
Waterproof sandals
-
Bug repellent
-
Insulated water bottle
Our choice:
-
Sunglasses
-
Breatheable shirts
A cooling shirt can make you comfortable and protect you from skin damage:
-
Loose-fit shorts
-
A rain jacket to layer with a coat
-
100% waterproof footwear
We suggest rain boots:
-
Rain pants
These are a lifesaver in a rainstorm.
-
Waterproof phone bag
-
Windproof umbrella
This one is an excellent one to buy.
-
Waterproof bag/luggage cover
So your things stay dry. We suggest:
August
If you visit Northern River Valleys during August, you may see that it can be sweltering and somewhat rainy. Temperatures tend to hover around the high 80s F (low 30s C) during the day, while at night they can dip into the 70s F (low 20s C). In terms of precipitation, you can expect it to rain about half of the time.
What to wear/what to pack:
-
Waterproof sandals
-
Cool and dry dresses
These dresses can provide UV protection and cool you.
-
Sunglasses
-
Skirts
-
Loose-fit shorts
-
Insulated water bottle
Our first choice:
-
Bug repellent
-
Breatheable shirts
A cooling shirt can keep you cool and protect you from skin damage:
-
Sunscreen lotion, moderate SPF
-
A rain jacket to layer with a jacket
-
100% waterproof footwear
We recommend rain boots:
-
Rain pants
Rain pants are vital in a storm.
-
Waterproof phone bag
-
Windproof umbrella
This one is an excellent option.
-
Waterproof bag/luggage cover
So your things don't get wet. We like:
September
If you visit Northern River Valleys during September, you will probably see that it is extremely hot and somewhat rainy. Temperatures tend to hover around the high 80s F (low 30s C) during the day, while at night they can dip into the 70s F (low 20s C). In terms of precipitation, you can expect it to rain about half of the time.
What to wear/what to pack:
-
Sunglasses
-
Sunscreen lotion, moderate SPF
-
Cool and dry dresses
These dresses can provide UV protection and help you stay cool.
-
Waterproof sandals
-
Skirts
-
Bug repellent
-
Loose-fit shorts
-
Breatheable shirts
A cooling shirt can cool you down quickly and protect you from UV rays:
-
Insulated water bottle
Our first choice:
-
A rain coat to layer with a jacket
-
100% waterproof footwear
We like rain boots:
-
Rain pants
These pants can be vital in heavy rain.
-
Waterproof phone bag
-
Wind resistant umbrella
This one is a perfect option.
-
Waterproof bag/luggage cover
So your suitcases remain dry. We suggest:
October
October in Northern River Valleys is really hot. Temperatures average in the high 80s F (low 30s C) during the day. It rains a bit less than half of the time.
What to wear/what to pack:
-
Breatheable shirts
A breathing shirt can keep you comfortable and guard against UV rays:
-
Waterproof sandals
-
Sunscreen lotion, moderate SPF
-
Skirts
-
Cool and dry dresses
These dresses include UV protection and cool you.
-
Sunglasses
-
Loose-fit shorts
-
Bug repellent
-
Insulated water bottle
Our pick:
-
A rain poncho to layer with another jacket
-
100% waterproof footwear
We use these rain boots:
-
Rain pants
These pants are essential in heavy rain.
-
Waterproof phone bag
-
Wind resistant umbrella
This one is a great one to buy.
-
Waterproof bag/luggage cover
So your suitcases remain dry. We recommend:
November
If you vacation in Northern River Valleys during November, you will probably find that it can be very hot and dry with little rain. Temperatures tend to hover around the high 80s F (low 30s C) during the day, while at night they can dip into the 60s F (high 10s C). In terms of precipitation, you can expect it to rain occasionally.
What to wear/what to pack:
-
Loose-fit shorts
-
Sunglasses
-
Waterproof sandals
-
Breatheable shirts
A good breatheable shirt can keep you comfortable and protect you from the sun:
-
Cool and dry dresses
These dresses offer UV protection and keep you cool.
-
Insulated water bottle
Our best choice:
-
Bug repellent
-
Sunscreen lotion, moderate SPF
-
Skirts
-
A rain poncho to layer with a coat
-
100% waterproof footwear
We suggest rain boots:
-
Rain pants
Rain pants can be a lifesaver in a rainstorm.
-
Waterproof phone bag
-
Umbrella
This one is a great choice.
-
Waterproof bag/luggage cover
So your suitcases remain dry. We recommend:
December
If you visit Northern River Valleys during December, you may notice that it is really hot and very dry with almost no rain. Temperatures tend to hover around the 80s F (low 30s C) during the day, while at night they can dip into the high 50s F (mid 10s C).
What to wear/what to pack:
-
Sunscreen lotion, moderate SPF
-
Loose-fit shorts
-
Insulated water bottle
Our best choice:
-
Skirts
-
Waterproof sandals
-
Bug repellent
-
Sunglasses
-
Cool and dry dresses
These dresses include UV protection and help you stay cool.
-
Breatheable shirts
A breathing shirt can keep you cool and guard against skin damage:
Check out our guides for these other locations: Punta Gorda, Belize, Udaipur Division, India, South East England, England, United Kingdom, Rathlin Island, Northern Ireland, United Kingdom, Byron, Maine, United States of America, Nasu, Japan, Navi Mumbai, India, Yakushima, Japan, Dolní Kounice, Czech Republic, Western Arizona, Arizona, United States of America, and Sea Park, South Africa.