Normal weather for Japan in December
It's cool in December in Japan with an average temperature of 11°C. Temperatures this month range from a low of 9°C to a high of 14°C. At night, you can expect temperatures between 1°C and 6°C.
In December, there is an average of 48 mm of precipitation, spread over 8 days. Of the total precipitation, about 3,2 cm falls as snow in December. The wind speed is around 3 Bft, mostly coming from the West.
Japan in December |
UK | ||
|---|---|---|---|
 Average Temperature |
11°C | 9°C | |
 High Temp |
14°C | 11°C | |
| Low Temp |
9°C | 8°C | |
 Total Precipitation |
48 mm | 67 mm | |
| Rainy Days |
8 days | 10 days | |
 Total Snowfall |
3,2 cm | 1,2 cm | |
| Snowy Days |
1 day | 1 day | |
Start of December
The month of December starts in Japan with cool temperatures, averaging around 13°C during the day and nights close to 5°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Since temperatures can differ between day and night, it’s a good idea to dress in layers. During the day, opt for a warm coat, jumper or cardigan, and long trousers. For the evening and morning, we recommend a thick coat, jumper, and long trousers.
Mid-December
By mid-December, the average daytime temperature drops to around 11°C, with nights close to 3°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
Temperatures vary between day and night, so it’s smart to wear layers. During the day, opt for a warm coat, jumper or cardigan, and long trousers. For the evening and morning, we recommend a thick winter coat, jumper, long trousers, hat, and gloves.
End of December
By the end of December, the average daytime temperature in Japan will be around 10°C, with nights close to 2°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
As it gets cooler in the evening, it’s best to wear layers. During the day, opt for a warm coat, jumper or cardigan, and long trousers. For the evening and morning, we recommend a thick winter coat, jumper, long trousers, hat, and gloves.
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UV index
The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
The typhoon season in Japan runs from June to November.
Temperature records for Japan in December
With 24°C, Japan hit the highest temperature in the last 10 years in December 2015. The lowest daytime temperature in this month was -2°C in 2021. The extreme night temperatures ranged from a low of -8°C to a high of 14°C.
Check out the climate of Japan for all months and discover the best travel time
The climate of Japan is based on weather data from Tokyo. Other spots, like Kyōto, Osaka or Hokkaido, might have different weather. You can check out all destinations in Japan for a full picture of the climate.
November
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Daily Temperature in December in Japan
This chart shows the average daily temperatures, both day and night, for each day in December in Japan, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Weather experiences in December in Japan
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Cool, clear, blue skies alternated with lovely sunshine duri... more
Daily Precipitation in December in Japan
The chart below shows the average daily precipitation in December for Japan, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 8 days of rain in Japan.
Daily Snowfall in December in Japan
This chart shows the average daily snowfall in December in Japan, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in December.
Daily UV Index in December in Japan
This chart shows the average daily UV index in December in Japan, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Japan Over the Years
This chart shows the average temperature in December in Japan, measured in degrees Celsius, over the past years.
Total Precipitation in December in Japan Over the Years
This chart shows the average precipitation in December in Japan, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in December in Japan per year
This chart shows the average snowfall in December in Japan, measured in centimetres, over the past years.
Daily climate in December for Japan
Click on a specific day in December for detailed info on the typical weather on that day in Japan. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Japan
The weather in December in Japan is rated 4 out of 5 stars by 1 visitor. Have you been to Japan? Share your weather experience to help other visitors.
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Cool, clear, blue skies alternated with lovely 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 is automatically translated to English
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Average Weather in Japan by Month
Click on a month below to see detailed weather info for Japan. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
