See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
27°
Light Rain
Feels Like: 24°
Min: 23°
Max: 28°
The next few hours will be overcast, with today reaching 28°C and dropping to 22°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
05:26
Sunrise
17:39
Sunset
Moon
Waxing Crescent
09:21
Moonrise
19:38
Moonset
Daily Forecast
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Wednesday
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Saturday
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Thursday
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Humidity
Weather in Ōamishirasato today, September 15, 2026
Expect unsettled, showery conditions in Ōamishirasato on September 15, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans.
Expect highs of 28°C and cooler readings close to 23°C. Relative humidity sits between 78% and 99%, reaching its peak around 23:00. Airflow remains manageable, reaching about 5.0 km/h around 15:00.
Through the afternoon wet weather remains a factor, with rain chances near 96% around 13:00. Cloud also stays substantial, close to 100% near 18:00. Horizontal visibility sits around 13.9 km, briefly nearer 6.8 km. Daylight runs from 05:26 to 17:39, lasting 12 hours 12 minutes of sunlight today.
In short, treat September 15, 2026 in Ōamishirasato as a damp day: pack covers, watch the wetter hours, and expect a high near 28°C.
Frequently asked questions about weather in Ōamishirasato
How warm does it get in Ōamishirasato?
The warmest month in Ōamishirasato 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 Ōamishirasato?
The coldest month in Ōamishirasato is January, with average low temperatures of 4°C. The average temperature during this period is around 7°C.
What is the wettest time of year in Ōamishirasato?
The wettest month in Ōamishirasato is October, with an average of 201mm of precipitation.
What is the driest time of year in Ōamishirasato?
The driest month in Ōamishirasato is January, with an average of 64mm of precipitation.
