Climate averages 1991–2020

Weather in Japan.

ClimaNote covers 303 cities in Japan, starting with Tokyo, Yokohama and Osaka. Open a city for charts and a table of all 12 months, or open a month for a side-by-side comparison of cities in the atlas.

Across these cities the yearly average high ranges from 9.2°C in Kushiro to 24.2°C in Naha, and yearly precipitation from 973 mm in Kitami to 2,734 mm in Fujinomiya. The hottest city-month is August in Higashiosaka, with an average high of 31.8°C, and the coolest is January in Asahikawa, at -5.2°C. By single month, the most precipitation falls in June in Aira, with 514 mm, and the least in February in Chitose, with 35 mm.

August is the warmest month in 301 cities (in 2 other cities two or more months tie); January is the coolest in 302 cities (in 1 other city two or more months tie). July is the wettest month in 108 cities, June in 73, October in 66, September in 29, August in 14, December in 6 and January in 2 (in 5 other cities two or more months tie); January is the driest in 113 cities, December in 103, February in 40, April in 19, May in 1 and November in 1 (in 26 other cities two or more months tie). Of these cities, 27 have a month with an average high below 2.0°C and 30 have a month with more than 300 mm of precipitation; none has a month with under 1 mm of precipitation.

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Japan by month

303 cities

Cities in Japan

Yearly averages

Tokyo

Yearly climate averages for cities in Tokyo
City	Average high	Average low	Rain mm/year
Tokyo	19°C	11°C	1,440
Ōta	19°C	12°C	1,464
Hachiōji	18°C	10°C	1,934
Katsushika	19°C	12°C	1,440
Machida	17°C	11°C	1,581
Fuchū	18°C	10°C	1,590
Hino	18°C	10°C	1,590
Musashino	18°C	11°C	1,590
Tama	18°C	10°C	1,590
Ōme	18°C	10°C	1,934
Komae	18°C	11°C	1,590
Akiruno	18°C	10°C	1,934

Kanagawa

Yearly climate averages for cities in Kanagawa
City	Average high	Average low	Rain mm/year
Yokohama	18°C	13°C	1,464
Kawasaki	19°C	12°C	1,464
Aihara	18°C	10°C	1,841
Sagamihara	18°C	10°C	1,841
Fujisawa	18°C	13°C	1,815
Yokosuka	18°C	14°C	1,603
Hiratsuka	18°C	13°C	2,076
Chigasaki	18°C	13°C	1,815
Minamirinkan	18°C	11°C	1,581
Atsugi	18°C	12°C	1,841
Odawara	19°C	12°C	2,076
Hadano	18°C	12°C	2,076
Isehara	18°C	12°C	1,841

Osaka

Yearly climate averages for cities in Osaka
City	Average high	Average low	Rain mm/year
Osaka	20°C	12°C	1,429
Sakai	19°C	12°C	1,430
Higashiosaka	20°C	12°C	1,429
Hirakata	19°C	11°C	1,314
Toyonaka	19°C	12°C	1,429
Yao	19°C	11°C	1,430
Kishiwada	19°C	11°C	1,449
Tondabayashichō	19°C	11°C	1,430
Kawachi-Nagano	19°C	10°C	1,430
Izumisano	20°C	12°C	1,449
Katano	19°C	11°C	1,314

Aichi

Yearly climate averages for cities in Aichi
City	Average high	Average low	Rain mm/year
Nagoya	19°C	10°C	1,468
Toyota	19°C	10°C	1,903
Okazaki	20°C	11°C	1,903
Ichinomiya	19°C	10°C	1,866
Toyohashi	19°C	12°C	1,866
Kasugai	20°C	10°C	1,468
Anjō	19°C	11°C	1,463
Nishio	19°C	12°C	1,646
Kariya	19°C	11°C	1,463
Komaki	19°C	10°C	1,468
Seto	19°C	10°C	1,468
Handa	19°C	12°C	1,463
Tōkai	19°C	11°C	1,463
Ama	19°C	11°C	1,866
Gamagōri	19°C	12°C	1,788

Saitama

Yearly climate averages for cities in Saitama
City	Average high	Average low	Rain mm/year
Saitama	19°C	10°C	1,368
Kawaguchi	19°C	11°C	1,440
Kawagoe	18°C	10°C	1,408
Koshigaya	19°C	11°C	1,368
Tokorozawa	18°C	10°C	1,590
Sōka	19°C	11°C	1,440
Kasukabe	19°C	10°C	1,368
Ageo	19°C	10°C	1,408
Kumagaya	19°C	10°C	1,626
Niiza	19°C	10°C	1,590
Sayama	18°C	10°C	1,590
Kukichūō	19°C	10°C	1,368
Iruma	18°C	9°C	1,934
Kōnosu	19°C	10°C	1,408
Kazo	19°C	10°C	1,408
Yono	19°C	10°C	1,368
Sakado	19°C	10°C	1,408
Hannō	18°C	10°C	1,934
Honjō	18°C	9°C	1,475

Hokkaido

Yearly climate averages for cities in Hokkaido
City	Average high	Average low	Precipitation mm/year
Sapporo	11°C	4°C	1,161
Asahikawa	10°C	2°C	1,198
Hakodate	11°C	6°C	1,334
Tomakomai	10°C	5°C	1,201
Kushiro	9°C	4°C	1,128
Obihiro	11°C	1°C	1,164
Ebetsu	11°C	3°C	1,011
Kitami	10°C	2°C	973
Otaru	11°C	5°C	1,290
Chitose	11°C	4°C	996
Muroran	10°C	5°C	1,197
Iwamizawa	11°C	3°C	1,012
Eniwa	11°C	3°C	1,011

Chiba

Yearly climate averages for cities in Chiba
City	Average high	Average low	Rain mm/year
Chiba	19°C	12°C	1,731
Matsudo	19°C	11°C	1,469
Kashiwa	19°C	11°C	1,469
Ichihara	19°C	13°C	1,731
Nagareyama	19°C	11°C	1,469
Yachiyo	19°C	12°C	1,469
Narashino	19°C	12°C	1,469
Sakura	19°C	12°C	1,487
Urayasu	19°C	12°C	1,469
Kisarazu	19°C	13°C	1,731
Narita	19°C	11°C	1,487
Kamagaya	19°C	11°C	1,469
Inzai	19°C	11°C	1,487
Mobara	19°C	13°C	1,521
Katori-shi	19°C	12°C	1,505

Hyogo

Yearly climate averages for cities in Hyogo
City	Average high	Average low	Rain mm/year
Kobe	19°C	13°C	1,537
Himeji	18°C	12°C	1,476
Nishinomiya	20°C	12°C	1,537
Akashi	19°C	13°C	1,428
Kakogawachō-honmachi	19°C	12°C	1,476
Takarazuka	20°C	12°C	1,537
Sandachō	19°C	11°C	1,534
Toyooka	18°C	11°C	1,809
Miki	19°C	12°C	1,428
Tatsuno	18°C	12°C	1,467

Fukuoka

Yearly climate averages for cities in Fukuoka
City	Average high	Average low	Rain mm/year
Fukuoka	20°C	13°C	1,725
Kitakyushu	19°C	13°C	1,519
Kurume	20°C	12°C	1,913
Ōmuta	20°C	13°C	1,900
Iizuka	20°C	12°C	1,519
Kasuga	20°C	12°C	1,725
Itoshima	19°C	14°C	1,658
Munakata	20°C	13°C	1,559
Yukuhashi	19°C	13°C	1,618
Maebaru-chūō	19°C	14°C	1,658

Shizuoka

Yearly climate averages for cities in Shizuoka
City	Average high	Average low	Rain mm/year
Hamamatsu	20°C	12°C	2,000
Shizuoka	19°C	12°C	2,453
Fuji, Japan	19°C	12°C	2,329
Numazu	19°C	13°C	2,331
Iwata	19°C	12°C	2,000
Fujieda	19°C	13°C	2,296
Fujinomiya	19°C	11°C	2,734
Kakegawa	19°C	12°C	2,131
Shimada	18°C	13°C	2,296
Fukuroi	19°C	12°C	2,131
Gotemba	17°C	10°C	2,161
Hamakita	19°C	12°C	2,000

Hiroshima

Yearly climate averages for cities in Hiroshima
City	Average high	Average low	Rain mm/year
Hiroshima	19°C	12°C	1,554
Fukuyama	20°C	12°C	1,250
Kure	18°C	13°C	1,502
Higashihiroshima	18°C	11°C	1,401
Onomichi	19°C	12°C	1,250
Hatsukaichi	20°C	12°C	1,621
Mihara	20°C	12°C	1,325

Kyoto

Yearly climate averages for cities in Kyoto
City	Average high	Average low	Rain mm/year
Kyoto	19°C	11°C	1,625
Uji	19°C	11°C	1,625
Kameoka	19°C	10°C	1,636
Maizuru	19°C	12°C	1,600
Kōtari	19°C	11°C	1,625
Fukuchiyama	19°C	11°C	1,649
Jōyō	19°C	11°C	1,314

Ibaraki

Yearly climate averages for cities in Ibaraki
City	Average high	Average low	Rain mm/year
Mito	18°C	11°C	1,540
Tsukuba	19°C	11°C	1,396
Hitachi	17°C	11°C	1,525
Hitachi-Naka	17°C	11°C	1,502
Tsuchiura	19°C	11°C	1,420
Koga	19°C	10°C	1,583
Toride	19°C	11°C	1,396
Chikusei	19°C	10°C	1,358
Kamisu	18°C	13°C	1,595
Ryūgasaki	19°C	11°C	1,420
Ushiku	19°C	11°C	1,420
Kasama, Japan	17°C	10°C	1,451
Ishioka	19°C	11°C	1,454

Niigata

Yearly climate averages for cities in Niigata
City	Average high	Average low	Rain mm/year
Niigata	16°C	10°C	1,760
Nagaoka	17°C	8°C	1,701
Jōetsu	17°C	9°C	1,949
Shibata	16°C	9°C	2,127
Sanjō	17°C	9°C	1,964
Kashiwazaki	17°C	9°C	1,898
Tsubame	16°C	9°C	1,702

Miyagi

Yearly climate averages for cities in Miyagi
City	Average high	Average low	Rain mm/year
Sendai	15°C	8°C	1,312
Ishinomaki	15°C	10°C	1,194
Ōsaki	16°C	7°C	1,316
Natori-shi	15°C	9°C	1,353
Tome	16°C	8°C	1,143

Ehime

Yearly climate averages for cities in Ehime
City	Average high	Average low	Rain mm/year
Matsuyama	20°C	13°C	1,712
Shinagawa	19°C	11°C	1,954
Imabari	19°C	14°C	1,674
Niihama	20°C	13°C	1,768
Saijō	20°C	13°C	1,768
Shikokuchūō	20°C	13°C	1,951
Uwajima	21°C	14°C	1,613

Gunma

Yearly climate averages for cities in Gunma
City	Average high	Average low	Rain mm/year
Takasaki	17°C	9°C	1,976
Maebashi	18°C	9°C	1,588
Ōta, Japan	18°C	10°C	1,475
Isesaki	17°C	9°C	1,475
Kiryū	18°C	9°C	1,498
Tatebayashi	18°C	10°C	1,626
Shibukawa	17°C	9°C	1,588

Tochigi

Yearly climate averages for cities in Tochigi
City	Average high	Average low	Rain mm/year
Utsunomiya	17°C	8°C	1,344
Oyama	18°C	10°C	1,583
Tochigi	18°C	9°C	1,796
Sano	18°C	10°C	1,626
Nasushiobara	16°C	8°C	1,673
Kanuma	17°C	9°C	1,796
Mooka	18°C	9°C	1,344
Nikkō	15°C	7°C	1,945
Ōtawara	17°C	8°C	1,505

Mie

Yearly climate averages for cities in Mie
City	Average high	Average low	Rain mm/year
Yokkaichi	19°C	11°C	1,689
Tsu	19°C	12°C	1,886
Suzuka	19°C	12°C	1,689
Matsusaka	19°C	12°C	1,980
Kuwana	19°C	11°C	1,621
Ise	19°C	13°C	1,820
Iga	19°C	11°C	1,739
Nabari	19°C	11°C	1,851

Okayama

Yearly climate averages for cities in Okayama
City	Average high	Average low	Rain mm/year
Okayama	20°C	12°C	1,265
Kurashiki	20°C	13°C	1,291
Tsuyama	19°C	10°C	1,440

Fukushima

Yearly climate averages for cities in Fukushima
City	Average high	Average low	Rain mm/year
Iwaki	17°C	11°C	1,590
Kōriyama	16°C	8°C	1,200
Fukushima	16°C	8°C	1,336
Aizu-Wakamatsu	15°C	8°C	1,338
Sukagawa	16°C	8°C	1,316

Gifu

Yearly climate averages for cities in Gifu
City	Average high	Average low	Rain mm/year
Gifu	19°C	10°C	2,293
Ōgaki	19°C	10°C	1,908
Kakamigahara	19°C	9°C	2,293
Tajimi	19°C	10°C	1,898
Kani	19°C	9°C	1,821
Takayama	14°C	6°C	2,156
Sekimachi	19°C	10°C	1,821
Nakatsugawa	18°C	8°C	2,249

Shiga

Yearly climate averages for cities in Shiga
City	Average high	Average low	Rain mm/year
Ōtsu	19°C	10°C	1,625
Kusatsu	19°C	11°C	1,388
Hikone	18°C	11°C	1,756
Nagahama	18°C	11°C	1,993
Youkaichi	18°C	11°C	1,625
Kōka	19°C	10°C	1,625
Moriyama	19°C	11°C	1,388
Ōmihachiman	19°C	11°C	1,551

Nagano

Yearly climate averages for cities in Nagano
City	Average high	Average low	Rain mm/year
Nagano	15°C	7°C	1,842
Matsumoto	16°C	7°C	1,896
Ueda	16°C	7°C	1,520
Iida	17°C	8°C	2,162
Saku	16°C	7°C	1,496
Azumino	15°C	7°C	1,896

Kagoshima

Yearly climate averages for cities in Kagoshima
City	Average high	Average low	Rain mm/year
Kagoshima	21°C	15°C	2,176
Kirishima	22°C	14°C	2,189
Kanoya	21°C	15°C	2,195
Sendai, Japan	21°C	16°C	2,286
Aira	21°C	14°C	2,253

Kumamoto

Yearly climate averages for cities in Kumamoto
City	Average high	Average low	Rain mm/year
Kumamoto	20°C	13°C	1,920
Honmachi	20°C	14°C	2,013
Amakusa	21°C	15°C	2,098

Nagasaki

Yearly climate averages for cities in Nagasaki
City	Average high	Average low	Rain mm/year
Nagasaki	19°C	15°C	2,178
Sasebo	20°C	14°C	1,759
Isahaya	19°C	14°C	2,178
Ōmura	20°C	15°C	1,937

Nara

Yearly climate averages for cities in Nara
City	Average high	Average low	Rain mm/year
Nara-shi	19°C	11°C	1,314
Kashihara-shi	19°C	11°C	1,587
Ikoma	19°C	10°C	1,314
Yamatokōriyama	19°C	11°C	1,587
Kashiba	19°C	10°C	1,587

Yamaguchi

Yearly climate averages for cities in Yamaguchi
City	Average high	Average low	Rain mm/year
Yamaguchi	19°C	11°C	1,644
Ube	19°C	14°C	1,690
Shūnan	17°C	11°C	1,679
Iwakuni	19°C	13°C	1,621
Hōfu	19°C	13°C	1,617

Oita

Yearly climate averages for cities in Oita
City	Average high	Average low	Rain mm/year
Ōita	20°C	13°C	1,612
Beppu	20°C	13°C	1,612
Nakatsu	20°C	13°C	1,574
Tsurusaki	19°C	13°C	1,663

Aomori

Yearly climate averages for cities in Aomori
City	Average high	Average low	Rain mm/year
Aomori	14°C	6°C	1,261
Hachinohe	14°C	6°C	1,018
Hirosaki	13°C	5°C	1,415

Iwate

Yearly climate averages for cities in Iwate
City	Average high	Average low	Rain mm/year
Morioka	13°C	5°C	1,193
Ichinoseki	15°C	7°C	1,188
Ōshū	15°C	7°C	1,266
Hanamaki	14°C	6°C	1,366
Kitakami	14°C	6°C	1,381

Ishikawa

Yearly climate averages for cities in Ishikawa
City	Average high	Average low	Rain mm/year
Kanazawa	17°C	9°C	2,049
Matsutō	17°C	10°C	2,049
Komatsu	17°C	11°C	2,049

Miyazaki

Yearly climate averages for cities in Miyazaki
City	Average high	Average low	Rain mm/year
Miyazaki	21°C	15°C	2,158
Miyakonojō	21°C	13°C	2,229
Nobeoka	20°C	13°C	2,193

Toyama

Yearly climate averages for cities in Toyama
City	Average high	Average low	Rain mm/year
Toyama	16°C	8°C	2,287
Takaoka	17°C	9°C	2,149
Imizu	17°C	9°C	2,287

Okinawa

Yearly climate averages for cities in Okinawa
City	Average high	Average low	Rain mm/year
Naha	24°C	22°C	1,760
Okinawa	23°C	21°C	1,760
Uruma	24°C	22°C	1,761

Yamagata

Yearly climate averages for cities in Yamagata
City	Average high	Average low	Rain mm/year
Yamagata	14°C	6°C	1,423
Tsuruoka	15°C	10°C	2,455
Sakata	15°C	9°C	1,940
Yonezawa	15°C	7°C	1,892

Akita

Yearly climate averages for cities in Akita
City	Average high	Average low	Rain mm/year
Akita	14°C	8°C	1,960
Daisen	14°C	6°C	1,612
Yokote	14°C	6°C	1,648
Yurihonjō	14°C	8°C	2,074

Kagawa

Yearly climate averages for cities in Kagawa
City	Average high	Average low	Rain mm/year
Takamatsu	19°C	13°C	1,460
Marugame	19°C	13°C	1,379

Wakayama

Yearly climate averages for cities in Wakayama
City	Average high	Average low	Rain mm/year
Minato	19°C	13°C	1,656
Tanabe	20°C	14°C	2,028

Saga

Yearly climate averages for cities in Saga
City	Average high	Average low	Rain mm/year
Saga	20°C	13°C	1,870
Karatsu	20°C	14°C	1,714
Tosu	20°C	12°C	1,913

Shimane

Yearly climate averages for cities in Shimane
City	Average high	Average low	Rain mm/year
Matsue	17°C	14°C	1,726
Izumo	18°C	13°C	1,527

Fukui

Yearly climate averages for cities in Fukui
City	Average high	Average low	Rain mm/year
Fukui-shi	17°C	11°C	2,277
Echizen	17°C	11°C	2,277

Tokushima

Yearly climate averages for cities in Tokushima
City	Average high	Average low	Rain mm/year
Tokushima	19°C	13°C	2,065
Anan	19°C	15°C	1,756

Tottori

Yearly climate averages for cities in Tottori
City	Average high	Average low	Rain mm/year
Tottori-shi	18°C	12°C	1,783
Yonago	18°C	12°C	1,769

Yamanashi

Yearly climate averages for cities in Yamanashi
City	Average high	Average low	Rain mm/year
Kofu	18°C	9°C	1,544
Kai	18°C	9°C	1,544
Minami-Alps	18°C	9°C	2,105

Kochi

Yearly climate averages for cities in Kochi
City	Average high	Average low	Rain mm/year
Kochi	20°C	12°C	2,570

Yearly average of the 12 monthly values for 1991–2020. Open a city for every month.