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Japan Weather in December

In December, winter comes to Japan. It gets colder and colder throughout the country, at the average temperature of 11°C (51.8°F) in the day. The northernmost Hokkaido is particularly freezing, while Okinawa islands is relatively warmer and more like in deep autumn. Snow falls especially in northern Japan, and the northwest coasts have more precipitation due to the northwest monsoon across Sea of Japan. Such a difference is not noticeable in early winter, but it would be more obvious as winter progresses. Besides, December is also a bustling month to welcome the Christmas and New Year in Japan.


Japan Winter


The coldest cities in Japan in December:


Asahikawa: -5℃ (23℉), Kushiro: -2℃ (28.4℉), Wakkanai: -2℃ (28.4℉), Sapporo: -1℃ (30.2℉)

The warmest cities in Japan in December:
Naha: 19℃ (66.2℉), Kagoshima: 10℃ (50℉), Nagasaki: 10℃ (50℉), Tokyo: 9℃ (48.2℉)


Averages for Japan Weather in December

High Temperature
11°C (51.8°F)
Low Temperature
5°C (41°F)
Rainfall
64 mm (2.5 in)
Sunrise
06:32 ~ 06:51
Sunset
16:28 ~ 16:38


December Temperatures in Japan


What to Wear
Thick winter clothes should be taken on especially in Hokkaido and northern Honshu. Sweater with a thick overcoat is essential to keep warm in December around Japan. The further north you go, the thicker clothes should be prepared. To Hokkaido, down coat, padded overcoat, winter pants, etc. are indispensable.
 
December Travel Guide – Where to Go & Tips
Tourism Rate: 

Hokkaido has been a snow wonderland in December. It is a prefect destination for snow-covered landscapes, skiing, and penguins’ walk. You can add it to your trip plan if you are going to visit Japan in December, 2025.

Nagano, in the mountainous region of central Japan, is also welcomed in winter for the hot springs. You can take a traditional onsen bath in a private hot spring, and you may also come across one or more snow monkeys who enjoy hot spring bathing in Jigokudani Snow Monkey Park.

Kanazawa Castle Park
Winter Landscape in Japan


Tokyo Night View - Ginza
Ginza - A Tokyo Night Scene


Tokyo is the best choice to experience the winter celebrations in Japan. The city is filled with festive vibe to greet the Christmas and following New Year. Atmospheric winter illuminations are dazzling to shine on the night of this city, in Marunouchi, Ebisu Garden Place, Tokyo Station, Yomiuriland, Hibiya Park, Tokyo Skytree, etc. Of course, you can also watch the gorgeous illuminations in other cities like Osaka, Kobe and Sendai.


December Weather of Major Cities in Japan
December
Temperature Sunrise / Sunset Humidity
(%)
High Low
Aomori
3°C / 37.4°F -2°C / 28.4°F 06:54 / 16:10 80
Asahikawa
-2°C / 28.4°F -8°C / 17.6°F 06:47 / 15:49 82
Fukuoka
12°C / 53.6°F 5°C / 41°F 07:15 / 17:12 65
Hiroshima
12°C / 53.6°F 4°C / 39.2°F 07:09 / 17:01 65
Kagoshima
15°C / 59°F 6°C / 42.8°F 07:10 / 17:16 66
Kanazawa
10°C / 50°F 3°C / 37.4°F 06:58 / 16:39 72
Kochi
14°C / 57.2°F 4°C / 39.2°F 07:03 / 16:59 59
Kyoto
12°C / 53.6°F 3°C / 37.4°F 06:58 / 16:47 64
Nagoya
11°C / 51.8°F 3°C / 37.4°F 06:53 / 16:42 65
Naha
21°C / 69.8°F
17°C / 62.6°F
07:09 / 17:40
64
Nara 12°C / 53.6°F
3°C / 37.4°F
06:57 / 16:46
64
Niigata
8°C / 46.4°F
3°C / 37.4°F
06:52 / 16:26
73
Osaka
12°C / 53.6°F
5°C / 41°F
06:58 / 16:48
58
Sapporo
2°C / 35.6°F
-4°C / 24.8°F
06:59 / 16:01
68
Sendai
8°C / 46.4°F
1°C / 33.8°F
06:47 / 16:18
64
Tokyo
12°C / 53.6°F
7°C / 44.6°F
06:44 / 16:29
48