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Hourly Forecast
Daylight Hours
05:29
Sunrise
17:28
Sunset
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Waxing Gibbous
14:52
Moonrise
00:18
Moonset
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View stargazing scoreWeather in Semboku today, September 21, 2026
Expect unsettled, showery conditions in Semboku on September 21, 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 58% by 10:00. The thickest cloud arrives around 05:00, reaching about 100%.
Temperatures climb from an overnight low near 19°C toward a daytime high of about 23°C. Moisture in the air spans 81%-97%, with the highest values around 05:00. Airflow remains manageable, reaching about 1.8 km/h around 06:00.
The second half of the day still looks unsettled, with rain probability around 82% by 13:00. Dense cloud near 100% at 12:00 keeps the feel grey. Visibility holds near 3.7 km, though it can fall to 0.3 km. The sun rises at 05:29 and sets at 17:28, for a total of 11 hours 58 minutes of sunlight today.
The practical takeaway for Semboku on September 21, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 23°C.
Frequently asked questions about weather in Semboku
How warm does it get in Semboku?
The warmest month in Semboku is August, with average high temperatures of 27°C. The average temperature during this period is around 23°C.
How cold does it get in Semboku?
The coldest month in Semboku is January, with average low temperatures of -7°C. The average temperature during this period is around -4°C.
What is the wettest time of year in Semboku?
The wettest month in Semboku is July, with an average of 241mm of precipitation.
What is the driest time of year in Semboku?
The driest month in Semboku is January, with an average of 122mm of precipitation.
