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Petaluma Center, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Petaluma Center, a community in Marin County, California.

Today
77°F
Areas Of Fog then Sunny
Areas of fog before 9am. Sunny. High near 77, with temperatures falling to around 70 in the afternoon. Southwest wind 1 to 13 mph, with gusts as high as 21 mph.

7-day forecast for Petaluma Center

WhenTempForecastWindPrecip
Today 77°F Areas Of Fog then Sunny 1 to 13 mph SW 0%
Tonight 52°F Mostly Cloudy 2 to 12 mph WSW 0%
Sunday 73°F Patchy Fog then Mostly Cloudy 2 to 10 mph WSW 1%
Sunday Night 52°F Mostly Cloudy then Patchy Fog 1 to 10 mph WSW 1%
Monday 74°F Patchy Fog then Mostly Sunny 1 to 12 mph WSW 0%
Monday Night 52°F Partly Cloudy then Patchy Fog 1 to 12 mph WSW 0%
Tuesday 75°F Areas Of Fog then Mostly Sunny 1 to 10 mph WSW 0%
Tuesday Night 51°F Areas Of Fog 0 to 10 mph NW 0%
Wednesday 83°F Areas Of Fog then Mostly Sunny 0 to 9 mph N 0%
Wednesday Night 54°F Partly Cloudy 0 to 9 mph WNW 0%
Thursday 84°F Mostly Sunny 0 to 10 mph WSW 0%
Thursday Night 54°F Partly Cloudy 1 to 10 mph W 0%
Friday 78°F Mostly Sunny 1 to 12 mph WSW 1%
Friday Night 53°F Partly Cloudy 2 to 12 mph WSW 1%

Forecast source: National Weather Service (api.weather.gov) for Petaluma Center (38.251, -122.789). Updated through the day.

Growing snapshot for Petaluma Center

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

More local growing data for Petaluma Center: nearby ZIP 94952 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Petaluma Ap, Ca (8.4 mi from Petaluma Center). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.