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Hourly Forecast
Daylight Hours
05:26
Sunrise
17:37
Sunset
Moon
Waxing Crescent
10:30
Moonrise
20:05
Moonset
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Weather in Shiroishi today, September 16, 2026
Rain features in Shiroishi on September 16, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. The morning carries the wetter risk, with rain chances near 98% and the highest odds around 10:00. Cloud is also thick early on, peaking near 100% around 04:00.
The day peaks near 21°C and cools toward 18°C. Relative humidity sits between 97% and 100%, reaching its peak around 04:00. Winds stay light, near 2.9 km/h by 15:00, so the day feels still more than breezy.
The second half of the day still looks unsettled, with rain probability around 100% by 13:00. Dense cloud near 100% at 12:00 keeps the feel grey. Expect visibility near 1.4 km, with poorer spells close to 0.1 km. The sun rises at 05:26 and sets at 17:37, for a total of 12 hours 11 minutes of sunlight today.
Overall, Shiroishi on September 16, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 100% and the high sits around 21°C.
Frequently asked questions about weather in Shiroishi
How warm does it get in Shiroishi?
The warmest month in Shiroishi is August, with average high temperatures of 29°C. The average temperature during this period is around 25°C.
How cold does it get in Shiroishi?
The coldest month in Shiroishi is January, with average low temperatures of -3°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Shiroishi?
The wettest month in Shiroishi is August, with an average of 191mm of precipitation.
What is the driest time of year in Shiroishi?
The driest month in Shiroishi is November, with an average of 62mm of precipitation.
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