Yamaguchi, Japan: What to pack, what to wear, and when to go [2018]

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

When to go to Yamaguchi, Japan

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

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

January

If you vacation in Yamaguchi during January, you are likely to find that it is brisk, somewhat snowy and very rainy. Temperatures tend to hover around the 40s F (single digits C) during the day, while at night they can dip into the low 30s F (single digits C).

Humidity is generally between 60 and 70% during the day. In terms of precipitation, you can expect it to rain most days and snow regularly.

What to wear/what to pack:

  • Socks
  • Light gloves or mittens
  • Waterproof boots
  • Jacket or coat
  • Standard footwear
  • Umbrella
  • Waterproof coat
  • Fleeces
  • Warm pants or jeans

February

If you go to Yamaguchi in February, you will notice that it can be very chilly and very rainy. Expect it to rain about two thirds of the time and snow a bit less than half of the time.

Daytime temperatures are in the high 40s F (single digits C).

What to wear/what to pack:

  • Umbrella
  • Fleeces
  • Waterproof coat
  • Socks
  • Warm pants or jeans
  • Jacket or coat
  • Standard footwear
  • Light gloves or mittens
  • Waterproof boots

March

March in Yamaguchi can be chilly and extremely rainy. The average overnight temperatures in the area are in the 30s F (single digits C).

It tends to rain most days. But the colder weather doesn't bring low humidity, which is in the 60% to 70% range on average.

What to wear/what to pack:

  • Jacket or coat
  • Waterproof footwear
  • Rain coat
  • Waterproof luggage
  • Warm pants or jeans
  • Umbrella
  • Light gloves or mittens
  • Fleeces
  • Standard footwear
  • Socks

April

In April, Yamaguchi is balmy and very rainy. Temperatures routinely are in the 60s F (high 10s C) and once in a while jump into the low 70s F (low 20s C) range. At night, lows are in the 40s F (single digits C).

This is also a rainy time for Yamaguchi, with more than half of the days of the month having rain. In April, humidity reaches as high as 70%.

What to wear/what to pack:

  • Waterproof footwear
  • Umbrella
  • Standard footwear
  • Rain coat
  • Long sleeve shirts or blouses
  • Waterproof luggage
  • Long skirts
  • Light jacket or fleece
  • Socks
  • Dresses
  • Pants or jeans

May

May is warm and very rainy. Temperatures average in the low 70s F (low 20s C) during the day. It rains about two thirds of the time.

What to wear/what to pack:

  • Sunscreen lotion
  • Umbrella
  • Rain coat
  • Light footwear
  • Skirts
  • Long and short sleeve shirts
  • Sandals
  • Waterproof luggage
  • Waterproof footwear
  • Shorts or short pants
  • Dresses

June

In June, Yamaguchi is warm and very rainy. Temperatures routinely are in the high 70s F (mid 20s C) range. At night, lows are in the low 60s F (high 10s C).

This is also a rainy time for Yamaguchi, with more than half of the days of the month having rain. In June, humidity reaches as high as 80%.

What to wear/what to pack:

  • Dresses
  • Sandals
  • Rain coat
  • Shorts or short pants
  • Long and short sleeve shirts
  • Skirts
  • Sunscreen lotion
  • Waterproof footwear
  • Light footwear
  • Umbrella
  • Waterproof luggage

July

If you visit Yamaguchi during July, you are likely to find that it is really hot and very rainy. 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 70 and 80% during the day. In terms of precipitation, you can expect it to rain about two thirds of the time.

What to wear/what to pack:

  • Umbrella
  • Waterproof footwear
  • Skirts
  • Rain coat
  • Sunglasses
  • Dresses
  • Short sleeve shirts
  • Sunscreen lotion
  • Sandals
  • Shorts
  • Waterproof luggage

August

August in Yamaguchi can be very hot and very rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 80s F (high 20s C) to high 80s F (low 30s C).

What to wear/what to pack:

  • Rain coat
  • Dresses
  • Sunglasses
  • Skirts
  • Shorts
  • Short sleeve shirts
  • Waterproof footwear
  • Umbrella
  • Sunscreen lotion
  • Sandals
  • Waterproof luggage

September

If you are traveling to Yamaguchi in September, you will notice that it is hot and extremely rainy. Expect it to rain most days. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

  • Dresses
  • Long and short sleeve shirts
  • Umbrella
  • Sandals
  • Sunscreen lotion
  • Waterproof footwear
  • Waterproof luggage
  • Light footwear
  • Shorts or short pants
  • Rain coat
  • Skirts

October

October in Yamaguchi is mild and very rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 60s F (mid 10s C) to low 70s F (low 20s C).

What to wear/what to pack:

  • Waterproof footwear
  • Sandals
  • Light footwear
  • Sunscreen lotion
  • Umbrella
  • Skirts
  • Waterproof luggage
  • Long and short sleeve shirts
  • Rain coat
  • Shorts or short pants
  • Dresses

November

November in Yamaguchi is crisp and extremely rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 50s F (low 10s C) to low 60s F (mid 10s C).

What to wear/what to pack:

  • Umbrella
  • Rain coat
  • Long sleeve shirts or blouses
  • Light jacket or fleece
  • Long skirts
  • Waterproof luggage
  • Pants or jeans
  • Standard footwear
  • Waterproof footwear
  • Dresses
  • Socks

December

December in Yamaguchi is cold and extremely rainy. The average overnight temperatures in the area are in the 30s F (single digits C). It tends to rain most days.

It also snows once in a while. But the colder weather doesn't bring low humidity, which is in the 60% to 70% range on average.

What to wear/what to pack:

  • Umbrella
  • Socks
  • Waterproof coat
  • Warm pants or jeans
  • Standard footwear
  • Fleeces
  • Waterproof boots
  • Jacket or coat
  • Light gloves or mittens

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

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

  • A plug adadpter that supports outlet types A and B
  • A SIM card that works in Yamaguchi
  • If you plan to visit a church, make sure to bring appropriate clothing
  • If you are visiting a temple, pack respectful clothing
  • Appropriate museum wear
  • Bicycle friendly attire, if you plan on biking anywhere

Check out our guides for these other locations: Langzhong, China, New River and Greenbrier Valleys, West Virginia, United States of America, Bhimashankar, India, Edmonton, Alberta, Canada, Battle Creek, Michigan, United States of America, Bangka-Belitung, Indonesia, Indiantown, Florida, United States of America, Watertown, New York, United States of America, Montgomery County, Pennsylvania, United States of America, Port Colborne, Ontario, Canada, and Uruguaiana, Rio Grande do Sul, Brazil.