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Rohnert Park, CA Weather & Growing Conditions

Overnight
52°F
Areas Of Fog
Areas of fog. Partly cloudy, with a low around 52. South wind around 1 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 52°F Areas Of Fog 1 mph S 0%
Saturday 82°F Areas Of Fog then Mostly Sunny 0 to 8 mph SW 0%
Saturday Night 52°F Partly Cloudy then Areas Of Fog 0 to 5 mph S 0%
Sunday 77°F Areas Of Fog then Mostly Cloudy 0 to 6 mph SSW 1%
Sunday Night 52°F Areas Of Fog 0 to 5 mph SW 1%
Monday 78°F Areas Of Fog then Mostly Sunny 0 to 7 mph SW 0%
Monday Night 51°F Areas Of Fog 0 to 7 mph SW 0%
Tuesday 79°F Areas Of Fog then Mostly Sunny 0 to 6 mph WSW 0%
Tuesday Night 51°F Areas Of Fog 0 to 6 mph SW 0%
Wednesday 87°F Areas Of Fog then Mostly Sunny 0 to 6 mph W 0%
Wednesday Night 55°F Partly Cloudy 0 to 6 mph WSW 0%
Thursday 88°F Mostly Sunny 0 to 6 mph WSW 0%
Thursday Night 54°F Partly Cloudy 0 to 6 mph WSW 0%
Friday 82°F Mostly Sunny 0 to 7 mph SW 1%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Rohnert Park, CA

Last spring frost
Feb 28
First fall frost
Nov 25
Growing season
271 days
Hardiness zone
9a

Explore more for Rohnert Park, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Petaluma Ap, Ca (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.