See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
22°
Mostly Clear
Feels Like: 21°
Min: 21°
Max: 30°
The next few hours will be partly cloudy, with today reaching 30°C and dropping to 20°C. The coming days will be drizzle throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:08
Sunrise
18:07
Sunset
Moon
Waxing Gibbous
15:07
Moonrise
01:22
Moonset
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View stargazing scoreWeather in Ōsaki today, September 21, 2026
Expect unsettled, showery conditions in Ōsaki on September 21, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. The morning looks comparatively open, with cloud near 45% around 11:00. Early outdoor plans have a better chance of staying dry and bright.
The day peaks near 30°C and cools toward 21°C. Relative humidity sits between 65% and 97%, reaching its peak around 06:00. A lighter breeze peaks around 12:00 near 3.0 km/h.
Afternoon showers stay in play, peaking near 26% around 13:00. Skies remain cluttered, with cover about 51% by 15:00. Visibility stays near 16.1 km. Sunrise is at 06:08 and sunset at 18:07, giving 11 hours 59 minutes of sunlight today.
The practical takeaway for Ōsaki on September 21, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 30°C.
Frequently asked questions about weather in Ōsaki
How warm does it get in Ōsaki?
The warmest month in Ōsaki is August, with average high temperatures of 31°C. The average temperature during this period is around 28°C.
How cold does it get in Ōsaki?
The coldest month in Ōsaki is January, with average low temperatures of 4°C. The average temperature during this period is around 8°C.
What is the wettest time of year in Ōsaki?
The wettest month in Ōsaki is June, with an average of 435mm of precipitation.
What is the driest time of year in Ōsaki?
The driest month in Ōsaki is December, with an average of 67mm of precipitation.
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