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Average climate of Japan

The climate of Japan has an average yearly temperature of 18°C. Throughout the year, the average monthly temperature can drop to 5°C and rise to 30°C.

Annually, about 1264 mm of rain falls. This gives a good overview of how much rain to expect in Japan. Additionally, about 107 cm of snow falls each year.

The best time to visit Japan is April and May. Although it often rains during this period, it rains less than in other months. The temperatures are also good for visiting Japan.

The typhoon season in Japan lasts from early June to late November.

Temperature 5 to 30°C
Rain 1264 mm
Snow 107 cm
The climate of Japan
  • Average yearly temperature: 18°C
  • Highest temperature: 30°C in August
  • Lowest temperature: 5°C in January
  • Precipitation: 1264 mm per year, averaging 105 mm per month
  • Driest months: 39 mm in February, 40 mm in January and 43 mm in December
  • Wettest months: 196 mm in July, 173 mm in September and 158 mm in August
  • Snowfall: 107 cm per year

Climate table Japan

The climate table for Japan shows the average temperatures, precipitation, snowfall, and UV index per month.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime temperature (°C) 5 6 12 17 23 25 29 30 25 19 14 8
Nighttime temperature (°C) -4 -3 1 6 11 16 21 21 17 10 4 -1
Precipitation (mm) 40 39 83 96 94 145 196 158 173 143 54 43
Snowfall (cm) 35 31 17 4,5 0 0 0 0 0 0 2,6 17
UV Index 4 5 6 7 7 7 6 7 6 5 4 4
Typhoon season Japan Typhoon Typhoon Typhoon Typhoon Typhoon Typhoon
Best month No No No Yes Yes No No No No No No No

Temperature per month in Japan

This graph shows the average high temperatures in degrees Celsius for each month in Japan

Temperature per month in Japan

Precipitation per month in Japan

This graph shows the average monthly precipitation in millimeters in Japan.

Precipitation per month in Japan

Snowfall per month in Japan

This graph shows the average snowfall in centimeters per month in Japan.

Snowfall per month in Japan

UV index per month in Japan

This graph shows the average UV index per month in Japan.

UV index per month in Japan

Yearly temperature in Japan

This graph shows the average yearly temperature in Japan, measured in degrees Celsius.

Yearly temperature in Japan

Yearly total precipitation in Japan

This graph shows the average yearly precipitation in millimeters in Japan.

Precipitation per year in Japan

Yearly snowfall in Japan

This graph shows the average yearly snowfall in Japan, measured in centimeters.

Snowfall per year in Japan

Weather experiences in Japan

The weather in Japan is rated an average of 3,8 out of 5 stars by 6 visitors.

Write your own review

Weather Experience: Excellent

I went straight through Narita airport and landed and went straight to the kaisha to work and back at the airport I got a teddy bear and a piano as a present. the weather in Okinawa was 24 Cº on average in February (actual) in Japan which had communities of Brazilians the temperature was 9 Cº.— This text has been automatically translated into English

Weather Experience: Excellent

Very good weather— This text has been automatically translated into English

Weather Experience: Moderate

The days ranged from wonderfully sunny and warm and humid to rainy and stormy due to typhoon season. The air temperature remained at twenty degrees Celsius. Wearable, but you must be able to withstand hot and humid weather.— This text has been automatically translated into English

Weather Experience: Moderate

One day you might enjoy a pleasant temperature of 15°C, the next day you should have an umbrella handy. The weather was rarely ideal, sometimes sunny, often rainy. Because of the weather, November is not the best time to visit Japan.— This text has been automatically translated into English

Weather Experience: Moderate

Lots of snow in the north and fairly cold weather in the south. The problem is when you have travel plans. Ski conditions are excellent, but can be uncomfortable for non-skiers.— This text has been automatically translated into English

Weather Experience: Good

Cool, clear, blue skies alternated with glorious sunshine during the day and light snow in the evening. The temperature dropped considerably and a warm coat was required. No crowds, perfect!— This text has been automatically translated into English

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Average weather in Japan per month

Click on a month below to see in detail how the weather typically is in Japan and what to expect. Based on the historical weather data of Japan, you can view the average temperature, precipitation, wind, and UV index for each day of the month.