Yonaguni, Japan: What to pack, what to wear, and when to go [2021]

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Traveling to Yonaguni, Japan? If you're planning to go to Yonaguni, here is some important information about when to go, what to wear, and what to pack:

When to go to Yonaguni, Japan

Based on the climate and weather in Yonaguni, the best time to go is March. See below for details.

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

January

January in Yonaguni is mild. Temperatures average in the high 60s F (low 20s C) during the day.

What to wear/what to pack:

February

If you vacation in Yonaguni during February, you might notice that it is mild.

Temperatures tend to hover around the high 60s F (low 20s C) during the day, while at night they can dip into the low 60s F (mid 10s C).

What to wear/what to pack:

March

If you vacation in Yonaguni during March, you are likely to see that it is balmy.

Temperatures tend to hover around the low 70s F (low 20s C) during the day, while at night they can dip into the 60s F (high 10s C).

What to wear/what to pack:

April

Traveling to Yonaguni in April, you will notice that it is warm. Daytime temperatures are in the high 70s F (mid 20s C).

What to wear/what to pack:

May

If you visit Yonaguni during May, you are likely to see that it is hot.

Temperatures tend to hover around the low 80s F (high 20s C) during the day, while at night they can dip into the low 70s F (low 20s C).

What to wear/what to pack:

June

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

What to wear/what to pack:

July

July in Yonaguni is extremely hot. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 80s F (low 30s C).

What to wear/what to pack:

August

If you vacation in Yonaguni during August, you may see that it is constantly 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).

What to wear/what to pack:

September

Traveling to Yonaguni in September, you will notice that it is hot. Daytime temperatures are in the 80s F (high 20s C).

What to wear/what to pack:

October

If you vacation in Yonaguni during October, you might notice that it is extremely warm.

Temperatures tend to hover around the low 80s F (high 20s C) during the day, while at night they can dip into the low 70s F (low 20s C).

What to wear/what to pack:

November

November in Yonaguni is a perfect temperature. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 70s F (low 20s C) to 70s F (mid 20s C).

What to wear/what to pack:

December

If you visit Yonaguni during December, you will probably find that it is balmy.

Temperatures tend to hover around the low 60s F (low 20s C) during the day, while at night they can dip into the low 60s F (high 10s C).

What to wear/what to pack:

Year-round what to wear/what to pack for Yonaguni, Japan

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

  • A plug adapter that supports outlet types A and B. This one should be appropriate for most locations, but check with your hotel.
  • A SIM card that works in Yonaguni. A good global SIM card works in most countries, but check the country list before buying. In some locations you may need a satellite phone. We recommend this satellite phone
  • If you are visiting a temple, pack respectful clothing
  • Theft can be a problem, so pack theft protection, including locks for luggage and a money belt or pouch. We recommend this one
  • Appropriate museum wear
  • Bicycle friendly attire, if you plan on biking anywhere
  • Emergency water purifier

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