See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
20°
Drizzle
Feels Like: 20°
Min: 20°
Max: 24°
The next few hours will be drizzle, with today reaching 24°C and dropping to 20°C. The coming days will be light rain throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:39
Sunrise
17:38
Sunset
Moon
Waxing Gibbous
14:52
Moonrise
00:37
Moonset
Daily Forecast
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Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
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View stargazing scoreWeather in Nakano today, September 21, 2026
Nakano starts September 21, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Wetter spells lean into the morning, when rain odds reach about 72% near 05:00. Skies look heaviest around 05:00, with cover close to 100%.
Temperatures climb from an overnight low near 20°C toward a daytime high of about 24°C. Moisture in the air spans 86%-94%, with the highest values around 21:00. Expect gentle winds, highest near 21:00 at 3.1 km/h.
Expect the wet theme to continue later, as rain odds reach 96% near 22:00. Cloud amounts hold near 100% around 12:00. Visibility stays generally good near 7.4 km on average, though it can drop toward 0.1 km in thicker cloud or showers. The sun rises at 05:39 and sets at 17:38, for a total of 11 hours 58 minutes of sunlight today.
The practical takeaway for Nakano on September 21, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 24°C.
Frequently asked questions about weather in Nakano
How warm does it get in Nakano?
The warmest month in Nakano is August, with average high temperatures of 29°C. The average temperature during this period is around 24°C.
How cold does it get in Nakano?
The coldest month in Nakano is January, with average low temperatures of -5°C. The average temperature during this period is around -2°C.
What is the wettest time of year in Nakano?
The wettest month in Nakano is July, with an average of 275mm of precipitation.
What is the driest time of year in Nakano?
The driest month in Nakano is November, with an average of 119mm of precipitation.
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