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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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.