Seto, Japan: What to pack, what to wear, and when to go [2023]

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Ready to pack for Seto, Japan? If you're planning to go to Seto, we've got some important information about when to go, what to wear, and what to pack.

Contents

When to go to Seto, Japan

Based on the climate and weather in Seto, Japan, the best time to go is October. See below for details.

What to wear/what to pack for Seto, Japan

Already know when you're traveling?

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

What to wear/what to pack for Seto, Japan by month

January

January can be very chilly, somewhat snowy, somewhat rainy and somewhat hazy. Temperatures average in the 40s F (single digits C) during the day. It rains about half of the time and snows a bit less than half of the time.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • AirTag to track your luggage

    With airlines repeatedly losing luggage recently, an AirTag can help you find it anywhere on earth: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Seto. 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.

  • 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 stuff.

Comfort + Essentials
  • Luggage scale to avoid fees

    Airlines charge excessive prices for overweight luggage. Avoid penalties 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 and B. Check that you pick the right kind. Most adapters for sale now are simply plug changers and expect your devices to adjust the voltage themselves. If your devices can't do that they could get fried. This one should work in most places.

  • Power bank for devices

    A portable power bank, like this one

  • Travel neck support pillow

    Our favorite is this one

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

February

February in Seto can be very chilly, somewhat snowy, somewhat rainy and somewhat hazy. The average overnight temperatures in the area are in the low 30s F (single digits C). It tends to rain about half of the time. It also snows about a third of the time. With the colder weather comes lower humidity, which is in the 50% to 60% range on average.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Anti-theft backpack

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

  • AirTag to track your luggage

    With airports always 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.

  • Voice and data SIM card

    A SIM card that works in Seto. 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.

Comfort + Essentials
  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel neck support pillow

    Our fave is this one

  • Luggage scale to avoid fees

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

  • Power bank for devices

    A portable power bank, like this one

  • Voltage step down adapter

    A plug adapter that supports outlet types A and B. Take care to find the right kind. The vast majority of adapters currently sold are simply plug changers and require your electronics to convert the voltage themselves. If yours can't do that they could get destroyed. This one is sufficent for most areas.

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

March

March in Seto is pretty cool, very rainy and somewhat hazy. The average overnight temperatures in the area are in the high 30s F (single digits C). It tends to rain about two thirds of the time. With the colder weather comes lower humidity, which is in the 40% to 50% range on average.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Anti-theft backpack

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

  • 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 Seto. 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.

  • AirTag to track your luggage

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

Comfort + Essentials
  • 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 neck support pillow

    An excellent option is this one

  • Voltage step down adapter

    A plug adapter that supports outlet types A and B. Make sure to choose the necessary type. The majority of adapters available online are simply plugs and require your electronics to change the voltage themselves. If your electronics can't do that they could get fried. This one should be appropriate for most locations.

  • Luggage scale to avoid fees

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

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

April

April here is chilly, very rainy and somewhat hazy. Temperatures average in the 60s F (high 10s C) during the day. It rains about two thirds of the time.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Anti-theft backpack

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

  • 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 recently, an AirTag can help you locate it anywhere in the world: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Seto. 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.

Comfort + Essentials
  • Luggage scale to avoid fees

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

  • Power bank for devices

    A portable power bank, like this one

  • Travel pillow

    A good option is this one

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. Ensure that you find the right kind. Most adapters available are just plug changers and expect your electronics to convert the voltage themselves. If your devices can't do that they could get fried. This one should be appropriate for most areas.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

May

Traveling to Seto in May, you will notice that it is warm, very rainy and somewhat hazy. Expect it to rain about two thirds of the time. Daytime temperatures are in the low 70s F (low 20s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Voice and data SIM card

    A SIM card that works in Seto. 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.

  • Money/passport pouch

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

  • AirTag to track your luggage

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

  • Anti-theft backpack

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

Comfort + Essentials
  • Luggage scale to avoid fees

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

  • Power bank for devices

    A portable power bank, like this one

  • Travel neck support pillow

    Our fave is this one

  • Plug adapter

    A plug adapter that supports outlet types A and B. It's important that you find the correct kind. The vast majority of adapters available are simply plug changers and require your devices to convert the voltage themselves. If yours can't do that they could get destroyed. This one should be appropriate for most countries.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

June

June is a perfect temperature, very rainy and somewhat hazy. Temperatures average in the high 70s F (mid 20s C) during the day. It rains about two thirds of the time.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • 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 Seto. 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.

  • AirTag to track your luggage

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

  • Anti-theft backpack

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

Comfort + Essentials
  • Luggage scale to avoid fees

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

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. Check that you choose the right kind. Many adapters on sale are just plug changers and require your electronics to adjust the voltage themselves. If your electronics can't do that they could get destroyed. This one works in most locations.

  • Travel neck pillow

    A good option 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

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

July

If you vacation in Seto during July, you may see that it can be sweltering, extremely rainy and somewhat hazy. Temperatures tend to hover around the 80s F (low 30s C) during the day, while at night they can dip into the low 70s F (low 20s C). Humidity is generally between 60 and 70% during the day. In terms of precipitation, you can expect it to rain most days.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • AirTag to track your luggage

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

  • Voice and data SIM card

    A SIM card that works in Seto. 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.

  • Money/passport pouch

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

  • Anti-theft backpack

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

Comfort + Essentials
  • Plug adapter

    A plug adapter that supports outlet types A and B. Ensure that you pick the correct kind. Most adapters available are just plug changers and require your devices to convert the voltage themselves. If yours can't do that they could get destroyed. This one works in 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

  • Travel neck pillow

    An excellent option is this one

  • Luggage scale to avoid fees

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

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

August

August in Seto is extremely hot, very rainy and very hazy. Temperatures average in the high 80s F (low 30s C) during the day. It rains about two thirds of the time.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Anti-theft backpack

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

  • AirTag to track your luggage

    With airports always losing bags recently, an AirTag can locate it anywhere anywhere: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Seto. 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.

  • Money/passport pouch

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

Comfort + Essentials
  • 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 neck support pillow

    A versatile choice is this one

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. Be careful to pick the necessary type. The majority of adapters currently being sold are simply plug changers and expect your electronics to convert the voltage themselves. If your electronics can't do that they could get fried. This one should work in most places.

  • Luggage scale to avoid fees

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

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

September

September is pretty consistently hot, very rainy and somewhat hazy. Temperatures average in the low 80s F (high 20s C) during the day. It rains most days.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • AirTag to track your luggage

    With airports repeatedly losing things recently, an AirTag can help you find it anywhere anywhere: AirTag for iPhones.

  • 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 Seto. 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.

  • Anti-theft backpack

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

Comfort + Essentials
  • Luggage scale to avoid fees

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

  • Power bank for devices

    A portable power bank, like this one

  • Travel pillow

    A great choice is this one

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. Be sure to get the correct kind. A lot of adapters on sale are simply plug changers and require your electronics to change the voltage themselves. If yours can't do that they could burn up. This one works in most areas.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

October

If you vacation in Seto during October, you are likely to see that it is mild, very rainy and very hazy. Temperatures tend to hover around the low 70s F (low 20s C) during the day, while at night they can dip into the 50s F (low 10s C). Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain about half of the time.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Voice and data SIM card

    A SIM card that works in Seto. 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.

  • AirTag to track your luggage

    With airlines repeatedly losing bags nowadays, an AirTag can find 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 things.

Comfort + Essentials
  • Travel pillow

    A versatile choice is this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Luggage scale to avoid fees

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

  • Voltage step down adapter

    A plug adapter that supports outlet types A and B. Check that you choose the right type. The majority of adapters currently being sold are just 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 sufficient for most places.

  • Power bank for devices

    A portable power bank, like this one

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

November

November for Seto is crisp, somewhat rainy and very hazy. Temperatures average in the low 60s F (mid 10s C) during the day. It rains about half of the time.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Anti-theft backpack

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

  • AirTag to track your luggage

    With airports always losing things recently, an AirTag can find it anywhere on earth: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Seto. 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.

  • Money/passport pouch

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

Comfort + Essentials
  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel neck pillow

    A great choice is this one

  • Luggage scale to avoid fees

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

  • Voltage adapter

    A plug adapter that supports outlet types A and B. Be sure to get the right type. Most adapters currently available 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 should be appropriate for most locations.

  • Power bank for devices

    A portable power bank, like this one

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

December

In December, Seto is cold, somewhat rainy and very hazy. Temperatures routinely are in the low 50s F (low 10s C) range. At night, lows are in the 30s F (single digits C). This is also a rainy time for Seto, with more than half of the days of the month having rain. In December, humidity reaches as high as 60%.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security
  • Money/passport pouch

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

  • AirTag to track your luggage

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

  • Anti-theft backpack

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

  • Voice and data SIM card

    A SIM card that works in Seto. 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.

Comfort + Essentials
  • Power bank for devices

    A portable power bank, like this one

  • Luggage scale to avoid fees

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

  • Voltage step down adapter

    A plug adapter that supports outlet types A and B. Make sure to get the necessary kind. Most adapters available online are simply plug changers and expect your electronics to change the voltage themselves. If your devices can't do that they could burn up. This one is sufficent for most places.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel neck pillow

    Our favorite is this one

If you go to a temple, such as Kamagami Shrine, wear:

If you go to the Aichi Prefectural Ceramic Museum, wear museum-appropriate clothing and take:

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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