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Hourly Forecast
Daylight Hours
05:47
Sunrise
17:57
Sunset
Moon
Waxing Crescent
10:42
Moonrise
20:36
Moonset
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Weather in Osaka today, September 16, 2026
Expect unsettled, showery conditions in Osaka on September 16, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Early hours look the most unsettled, with rain probability near 52% by 10:00. The thickest cloud arrives around 10:00, reaching about 100%.
The day peaks near 25°C and cools toward 22°C. Relative humidity sits between 78% and 92%, reaching its peak around 19:00. Winds stay light, near 2.4 km/h by 18:00, so the day feels still more than breezy.
Through the afternoon wet weather remains a factor, with rain chances near 96% around 16:00. Cloud also stays substantial, close to 100% near 12:00. Expect visibility around 16.1 km. Sunrise is at 05:47 and sunset at 17:57, giving 12 hours 10 minutes of sunlight today.
Overall, Osaka on September 16, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 96% and the high sits around 25°C.
Frequently asked questions about weather in Osaka
How warm does it get in Osaka?
The warmest month in Osaka is August, with average high temperatures of 34°C. The average temperature during this period is around 30°C.
How cold does it get in Osaka?
The coldest month in Osaka 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 Osaka?
The wettest month in Osaka is July, with an average of 225mm of precipitation.
What is the driest time of year in Osaka?
The driest month in Osaka is December, with an average of 48mm of precipitation.
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