Japan temperatures in December

Japan in December has maximum daytime temperatures ranging from very low in Kamikawa with -4°C (25°F) to high temperatures in Ishigaki Island with 24°C (74°F). Nighttime temperatures generally drop to 20°C (69°F) in Ishigaki Island and -12°C (11°F) in Kamikawa. December is a winter month in Japan.

What is the temperature of the different cities in Japan in December?

Find the average daytime temperatures in December for the most popular destinations in Japan on the map below. Click on a destination dot for more detailed information.

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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30ºC (86ºF). Warm: 22ºC (72ºF) to 30ºC (86ºF). Pleasant: 18ºC (64ºF) to 22ºC (72ºF) Moderate: 12ºC (54ºF) to 18ºC (64ºF). Cold: 2ºC (36ºF) to 12ºC (54ºF). Very cold: lower than 2ºC (36ºF)

  • What is the warmest city in December in Japan?
  • Ishigaki Island tops the warmest city list in our database with average maximum daytime temperatures around 24°C (74°F) and a minimum nighttime temperature of around 20°C (69°F).

  • What is the coldest city in December in Japan?
  • The coldest city in December in Japan is Kamikawa when we check our database. The maximum daytime temperatures are around -4°C (25°F) and minimum nighttime temperatures fall around -12°C (11°F).

  • How much sun does Japan get in December?
  • December is generally a moderate sunny month with an average of 177 hours of sunshine in Tokyo during the whole month.

  • How warm is the water in December?
  • The water temperature averages approximately 20°C (68°F) in Hachijojima this month, so still a bit cool to swim but some enjoy a refreshing dive.

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