See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:29
Sunrise
17:27
Sunset
Moon
Waxing Gibbous
14:44
Moonrise
00:24
Moonset
Daily Forecast
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Air Quality Data Available
Upgrade to access real-time air quality data for Minami-Sōma.
Resources
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Minami-Sōma.
View stargazing scoreWeather in Minami-Sōma today, September 21, 2026
Minami-Sōma looks damp on September 21, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. The morning carries the wetter risk, with rain chances near 100% and the highest odds around 04:00. Cloud is also thick early on, peaking near 100% around 01:00.
The temperature range runs from about 21°C up to 23°C. Expect humidity between 94% and 98%, most humid near 18:00. Airflow remains manageable, reaching about 8.4 km/h around 21:00.
The second half of the day still looks unsettled, with rain probability around 100% by 16:00. Dense cloud near 100% at 12:00 keeps the feel grey. Visibility holds near 8.3 km, though it can fall to 0.2 km. The sun rises at 05:29 and sets at 17:27, for a total of 11 hours 58 minutes of sunlight today.
Overall, Minami-Sōma on September 21, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 100% and the high sits around 23°C.
Frequently asked questions about weather in Minami-Sōma
How warm does it get in Minami-Sōma?
The warmest month in Minami-Sōma is August, with average high temperatures of 27°C. The average temperature during this period is around 26°C.
How cold does it get in Minami-Sōma?
The coldest month in Minami-Sōma is February, with average low temperatures of 3°C. The average temperature during this period is around 5°C.
What is the wettest time of year in Minami-Sōma?
The wettest month in Minami-Sōma is September, with an average of 198mm of precipitation.
What is the driest time of year in Minami-Sōma?
The driest month in Minami-Sōma is February, with an average of 49mm of precipitation.
Explore more weather forecasts
- Namie, Fukushima-ken
- Tokyo, Tokyo Prefecture
- Sōma, Fukushima-ken
- Yokohama, Kanagawa
- Yamakiya, Fukushima-ken
- Osaka, Ōsaka-fu
- Tamura, Fukushima-ken
- Nagoya, Aichi-ken
- Funehikimachi-funehiki, Fukushima-ken
- Sapporo, Hokkaido
- Yanagawamachi-saiwaichō, Fukushima-ken
- Fukuoka, Fukuoka Prefecture
- Hobaramachi, Fukushima-ken
- Kawasaki, Kanagawa
- Koori, Fukushima-ken
- Kobe, Hyōgo
