Japan weather in September
Japan in September: Tokyo averages 28°C / 20°C (82°F / 69°F), Sapporo 23°C / 15°C and Naha 31°C / 26°C. Temperatures, rain and flower seasons for 58 cities from Japan Meteorological Agency normals.
Main cities in September
| City | High / low | Rainy days | In bloom |
|---|---|---|---|
| Tokyo | 28° / 20°C (82° / 69°F) | 11 | — |
| Kyoto | 29° / 21°C (85° / 69°F) | 10 | — |
| Osaka | 30° / 22°C (85° / 71°F) | 10 | — |
| Nara | 29° / 20°C (84° / 68°F) | 10 | — |
| Hiroshima | 29° / 21°C (84° / 70°F) | 9 | — |
| Fukuoka | 29° / 22°C (83° / 71°F) | 10 | — |
| Nagoya | 29° / 21°C (84° / 70°F) | 11 | — |
| Sendai | 25° / 18°C (77° / 64°F) | 11 | — |
| Sapporo | 23° / 15°C (73° / 59°F) | 10 | — |
| Naha | 31° / 26°C (87° / 78°F) | 12 | — |
All regions
Hokkaido: Wakkanai 20°/14° · Asahikawa 22°/12° · Abashiri 21°/13° · Sapporo 23°/15° · Obihiro 22°/13° · Kushiro 20°/13° · Muroran 22°/16° · Hakodate 23°/15°
Tohoku: Aomori 25°/16° · Akita 25°/17° · Morioka 24°/15° · Yamagata 26°/17° · Sendai 25°/18° · Fukushima 26°/18°
Kanto: Utsunomiya 27°/19° · Maebashi 27°/19° · Kumagaya 28°/20° · Mito 26°/19° · Choshi 26°/21° · Tokyo 28°/20° · Yokohama 27°/21°
Chubu: Niigata 26°/19° · Kanazawa 27°/20° · Toyama 27°/19° · Nagano 26°/17° · Fukui 28°/19° · Gifu 29°/21° · Nagoya 29°/21° · Kofu 29°/19° · Shizuoka 28°/21°
Kansai: Tsu 28°/21° · Kyoto 29°/21° · Hikone 28°/20° · Kobe 29°/23° · Osaka 30°/22° · Wakayama 29°/22° · Nara 29°/20°
Chugoku: Matsue 27°/20° · Tottori 28°/19° · Shimonoseki 28°/22° · Hiroshima 29°/21° · Okayama 29°/20°
Shikoku: Matsuyama 29°/21° · Takamatsu 29°/21° · Kochi 30°/21° · Tokushima 29°/22°
Kyushu: Fukuoka 29°/22° · Saga 29°/21° · Oita 28°/21° · Nagasaki 29°/22° · Kumamoto 30°/21° · Kagoshima 30°/23° · Miyazaki 29°/21°
Okinawa & Amami: Naze (Amami Oshima) 30°/24° · Ishigaki Island 31°/26° · Miyako Island 30°/26° · Naha 31°/26° · Minami-Daito Island 31°/25°
Average daily high / low in °C.
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Source: Japan Meteorological Agency climate normals 1991–2020 (processed by Japan Bloom Calendar). Averages, not a forecast.