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Hourly Forecast
Daylight Hours
06:59
Sunrise
19:10
Sunset
Moon
Waxing Crescent
12:50
Moonrise
21:28
Moonset
Daily Forecast
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Air Quality Data Available
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Weather in Rohnert Park today, September 16, 2026
Cloud cover dominates in Rohnert Park on September 16, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells. The morning sky stays heavily clouded, with cover near 100% around 07:00. Grey conditions set the early tone before any later change.
Expect highs of 22°C and cooler readings close to 13°C. Relative humidity sits between 54% and 98%, reaching its peak around 07:00. Winds stay light, near 6.8 km/h by 14:00, so the day feels still more than breezy.
Afternoon skies stay clogged, peaking close to 100% near 21:00. The grey theme continues rather than clearing out. Visibility holds near 14.2 km, though it can fall to 0.2 km. Sunrise is at 06:59 and sunset at 19:10, giving 12 hours 11 minutes of sunlight today.
In short, cloud leads the story in Rohnert Park on September 16, 2026; expect limited sun and a peak around 22°C.
Frequently asked questions about weather in Rohnert Park
How warm does it get in Rohnert Park?
The warmest month in Rohnert Park is August, with average high temperatures of 25°C. The average temperature during this period is around 18°C.
How cold does it get in Rohnert Park?
The coldest month in Rohnert Park is December, with average low temperatures of 6°C. The average temperature during this period is around 10°C.
What is the wettest time of year in Rohnert Park?
The wettest month in Rohnert Park is January, with an average of 151mm of precipitation.
What is the driest time of year in Rohnert Park?
The driest month in Rohnert Park is July, with an average of 0mm of precipitation.
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