Japan Climate
Climate Zone and Historical Climate Data
Japan Climatic Classifications
Code | Description | Group | Number of states/regions | States/regions |
---|---|---|---|---|
Cfa | Humid subtropical, no dry season | Temperate | 38 | Aichi Akita Aomori Chiba Ehime Fukui Fukuoka Gifu Hiroshima Hyogo Ibaraki Kagawa Kagoshima Kanagawa Kochi Kumamoto Kyoto Mie Miyagi Miyazaki Nagasaki Nara Niigata Oita Okayama Okinawa Osaka Saga Saitama Shiga Shimane Tochigi Tokushima Tokyo Tottori Toyama Wakayama Yamaguchi |
Dfb | Humid continental, no dry season, warm summer | Cold (continental) | 8 | Fukushima Gumma Hokkaido Ishikawa Iwate Nagano Shizuoka Yamanashi |
Dfa | Humid continental, no dry season, hot summer | Cold (continental) | 1 | Yamagata |
Summary: Most regions (38) in Japan lie in the Humid subtropical, no dry season climate zone (Köppen: Cfa). The mean average of annual temperatures range from a high of 23.6°C (74.48°F) in Okinawa to a low of 7.45°C (45.41°F) in Hokkaido.
Climate Japan: Weather By Month
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Record high °C (°F) | 18.8(65.84) | 19.18(66.52) | 20.25(68.45) | 22.07(71.73) | 24.72(76.5) | 27.37(81.27) | 30.36(86.65) | 32.18(89.92) | 28.48(83.26) | 26.31(79.36) | 23.65(74.57) | 20.52(68.94) | 32.18(89.92) |
Average high °C (°F) | 6.19(43.14) | 7.14(44.85) | 10.84(51.51) | 15.7(60.26) | 21.17(70.11) | 23.97(75.15) | 27.74(81.93) | 29.51(85.12) | 25.59(78.06) | 20.11(68.2) | 14.56(58.21) | 8.63(47.53) | 17.6(63.68) |
Daily mean °C (°F) | 4.0(39.2) | 4.75(40.55) | 8.23(46.81) | 13.02(55.44) | 18.5(65.3) | 21.71(71.08) | 25.57(78.03) | 27.05(80.69) | 23.08(73.54) | 17.6(63.68) | 12.22(54.0) | 6.54(43.77) | 15.19(59.34) |
Average low °C (°F) | 0.65(33.17) | 0.97(33.75) | 3.85(38.93) | 8.12(46.62) | 13.02(55.44) | 16.96(62.53) | 21.29(70.32) | 22.68(72.82) | 19.19(66.54) | 13.74(56.73) | 8.6(47.48) | 3.32(37.98) | 11.03(51.85) |
Record low °C (°F) | -12.68(9.18) | -12.81(8.94) | -7.5(18.5) | -0.31(31.44) | 5.85(42.53) | 9.35(48.83) | 14.01(57.22) | 14.98(58.96) | 11.37(52.47) | 4.49(40.08) | -1.21(29.82) | -8.25(17.15) | -12.81(8.94) |
Average precipitation mm (inches) | 48.65(1.92) | 48.08(1.89) | 66.57(2.62) | 75.27(2.96) | 77.95(3.07) | 125.75(4.95) | 159.03(6.26) | 101.46(3.99) | 113.03(4.45) | 92.91(3.66) | 47.63(1.88) | 57.31(2.26) | 84.47(3.33) |
Average precipitation days (≥ 1.0 mm) | 8.8 | 8.51 | 9.77 | 9.68 | 9.13 | 13.29 | 15.9 | 13.62 | 12.32 | 8.75 | 7.77 | 9.61 | 10.6 |
Average relative humidity (%) | 74.15 | 74.32 | 72.71 | 72.5 | 73.32 | 80.58 | 82.68 | 79.15 | 78.95 | 76.36 | 74.33 | 74.03 | 76.09 |
Mean monthly sunshine hours | 6.71 | 7.1 | 9.41 | 11.81 | 12.7 | 12.67 | 12.66 | 12.57 | 10.76 | 8.57 | 7.31 | 6.76 | 9.92 |
Japan Climate Graph
Japan’s Cities by Temperature
Japan’s states/regions ranking by average yearly temperature:
Okinawa |
|
23.6°C | 74.48°F |
Miyazaki |
|
18.93°C | 66.07°F |
Kagoshima |
|
18.29°C | 64.92°F |
Nagasaki |
|
17.96°C | 64.33°F |
Saga |
|
17.45°C | 63.41°F |
Tokyo |
|
17.28°C | 63.1°F |
Saitama |
|
17.22°C | 63.0°F |
Chiba |
|
17.14°C | 62.85°F |
Kochi |
|
16.99°C | 62.58°F |
Fukuoka |
|
16.97°C | 62.55°F |
Wakayama |
|
16.97°C | 62.55°F |
Kumamoto |
|
16.81°C | 62.26°F |
Tokushima |
|
16.79°C | 62.22°F |
Osaka |
|
16.78°C | 62.2°F |
Ibaraki |
|
16.72°C | 62.1°F |
Oita |
|
16.67°C | 62.01°F |
Okayama |
|
16.6°C | 61.88°F |
Kagawa |
|
16.35°C | 61.43°F |
Yamaguchi |
|
16.33°C | 61.39°F |
Aichi |
|
16.31°C | 61.36°F |
Ehime |
|
16.29°C | 61.32°F |
Shizuoka |
|
16.25°C | 61.25°F |
Mie |
|
15.91°C | 60.64°F |
Hyogo |
|
15.72°C | 60.3°F |
Kanagawa |
|
15.67°C | 60.21°F |
Nara |
|
15.51°C | 59.92°F |
Hiroshima |
|
15.34°C | 59.61°F |
Gifu |
|
15.34°C | 59.61°F |
Kyoto |
|
15.3°C | 59.54°F |
Shimane |
|
15.09°C | 59.16°F |
Ishikawa |
|
14.84°C | 58.71°F |
Tottori |
|
14.64°C | 58.35°F |
Shiga |
|
14.45°C | 58.01°F |
Fukui |
|
14.43°C | 57.97°F |
Niigata |
|
14.15°C | 57.47°F |
Gumma |
|
13.22°C | 55.8°F |
Toyama |
|
12.79°C | 55.02°F |
Miyagi |
|
12.68°C | 54.82°F |
Akita |
|
12.27°C | 54.09°F |
Tochigi |
|
12.22°C | 54.0°F |
Fukushima |
|
12.02°C | 53.64°F |
Yamanashi |
|
11.94°C | 53.49°F |
Yamagata |
|
11.14°C | 52.05°F |
Nagano |
|
11.13°C | 52.03°F |
Aomori |
|
10.56°C | 51.01°F |
Iwate |
|
9.31°C | 48.76°F |
Hokkaido |
|
7.45°C | 45.41°F |
States/Regions
- Aichi
- Akita
- Aomori
- Chiba
- Ehime
- Fukui
- Fukuoka
- Fukushima
- Gifu
- Gumma
- Hiroshima
- Hokkaido
- Hyogo
- Ibaraki
- Ishikawa
- Iwate
- Kagawa
- Kagoshima
- Kanagawa
- Kochi
- Kumamoto
- Kyoto
- Mie
- Miyagi
- Miyazaki
- Nagano
- Nagasaki
- Nara
- Niigata
- Oita
- Okayama
- Okinawa
- Osaka
- Saga
- Saitama
- Shiga
- Shimane
- Shizuoka
- Tochigi
- Tokushima
- Tokyo
- Tottori
- Toyama
- Wakayama
- Yamagata
- Yamaguchi
- Yamanashi
Popular places in Japan
- Kuchita Hiroshima
- Nishiki-machi Kumamoto
- Zentsuji-shi Kagawa
- Atagocho Ehime
- Goto-shi Nagasaki
- Taira Fukushima
- Kawabe-cho Gifu
- Ajimamachi Nara
- Ani Maeda Akita
- Higashioizumi Tokyo
- Futaba-machi Fukushima
- Kannami-cho Shizuoka
- Yonezawa-shi Yamagata
- Shibata-shi Niigata
- Omihachiman-shi Shiga
- Shimacho Wagu Mie
- Ogawara-machi Miyagi
- Kokubu Kumamoto
- Kisarazu-shi Chiba
- Nakagawa-mura Nagano
- Ikawadanicho Arise Hyogo
- Ashiro Tokushima
- Minamikanon Hiroshima
- Chinto Yamaguchi
- Nanbu-cho Aomori
- Matsuura-shi Nagasaki
- Taki-cho Mie
- Adosecho Fukui
- Takanecho Kurabara Yamanashi
- Tainai-shi Niigata
- Kamisanomachi Gumma
- Akasaka Fukui
- Aburaguruma Ishikawa
- Hiyagon Okinawa
- Ainokishimmachi Toyama
- Genkai-cho Saga
- Shingaicho Hiroshima
- Shunan-shi Yamaguchi
- Yoshioka-machi Gumma
- Satsukigaoka Hiroshima
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