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

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Traveling to Shirabu Onsen, Japan? If you're planning to go to Shirabu Onsen, this article contains some important information about when to go, what to wear, and what to pack.

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When to go to Shirabu Onsen, Japan

Based on the climate and weather in Shirabu Onsen, the best time to go is June. See below for details.

Important esssentials for Shirabu Onsen, Japan

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

What to wear/what to pack for Shirabu Onsen, Japan by month

January

January in Shirabu Onsen is cold. The average overnight temperatures in the area are in the high 20s F (single digits below 0 C). But the colder weather doesn't bring low humidity, which is in the 70% to 80% range on average.

What to wear/what to pack:

February

If you go to Shirabu Onsen in February, you will notice that it can be very chilly. Daytime temperatures are in the low 40s F (single digits C).

What to wear/what to pack:

March

March in Shirabu Onsen is cold. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the high 40s F (single digits C).

What to wear/what to pack:

April

If you vacation in Shirabu Onsen during April, you are likely to find that it is relatively cool. Temperatures tend to hover around the low 60s F (high 10s C) during the day, while at night they can dip into the high 30s F (single digits C).

Humidity is generally around 50 during the day.

What to wear/what to pack:

May

May in Shirabu Onsen is balmy. The average overnight temperatures in the area are in the low 50s F (single digits C). With the colder weather comes lower humidity, which is in the 40% to 50% range on average.

What to wear/what to pack:

June

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

What to wear/what to pack:

July

Traveling to Shirabu Onsen in July, you will notice that it is pretty consistently hot. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

August

August in Shirabu Onsen can be sweltering. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 70s F (mid 20s C) to 80s F (low 30s C).

What to wear/what to pack:

September

If you visit Shirabu Onsen during September, you may notice that it is warm. 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 (mid 10s C).

Humidity is generally between 60 and 70% during the day.

What to wear/what to pack:

October

October for Shirabu Onsen is balmy. Temperatures average in the 60s F (high 10s C) during the day.

What to wear/what to pack:

November

November in Shirabu Onsen is cool. The rain can amount to several inches/centimeters.

During this time, temperatures average in the 40s F (single digits C) to 50s F (low 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

December

December here can be very chilly. Temperatures average in the 40s F (single digits C) during the day.

What to wear/what to pack:

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