See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
21°
Partly Cloudy
Feels Like: 22°
Min: 21°
Max: 28°
The next few hours will be possible drizzle, with today reaching 28°C and dropping to 21°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
06:07
Sunrise
18:17
Sunset
Moon
Waxing Crescent
10:59
Moonrise
21:02
Moonset
Daily Forecast
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
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Weather in Ōkawa today, September 16, 2026
Expect unsettled, showery conditions in Ōkawa on September 16, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Morning plans should assume damp conditions, as rain chances climb toward 30% around 10:00. Cloud cover is also at its densest near 09:00 at roughly 82%.
Temperatures climb from an overnight low near 21°C toward a daytime high of about 28°C. The air stays humid, with relative humidity between 63% and 92% and the peak around 03:00. Expect gentle winds, highest near 15:00 at 4.3 km/h.
Expect the wet theme to continue later, as rain odds reach 30% near 12:00. Cloud amounts hold near 61% around 12:00. Horizontal visibility holds close to 16.1 km. Sunrise is at 06:07 and sunset at 18:17, giving 12 hours 9 minutes of sunlight today.
Taken together, Ōkawa looks wet enough on September 16, 2026 that flexible outdoor plans work best, with temperatures peaking near 28°C.
Frequently asked questions about weather in Ōkawa
How warm does it get in Ōkawa?
The warmest month in Ōkawa is August, with average high temperatures of 32°C. The average temperature during this period is around 28°C.
How cold does it get in Ōkawa?
The coldest month in Ōkawa is January, with average low temperatures of 2°C. The average temperature during this period is around 6°C.
What is the wettest time of year in Ōkawa?
The wettest month in Ōkawa is July, with an average of 355mm of precipitation.
What is the driest time of year in Ōkawa?
The driest month in Ōkawa is December, with an average of 60mm of precipitation.
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