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
66°F
Sunny
Sunny. High near 66, with temperatures falling to around 61 in the afternoon. West northwest wind 2 to 14 mph, with gusts as high as 24 mph.
7-day forecast for Petaluma Center
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Sunny | 2 to 14 mph WNW | 1% |
| Tonight | 44°F | Mostly Cloudy | 2 to 12 mph WNW | 1% |
| Thursday | 70°F | Patchy Fog then Sunny | 1 to 8 mph WNW | 0% |
| Thursday Night | 43°F | Areas Of Fog | 0 to 6 mph NW | 0% |
| Friday | 71°F | Areas Of Fog then Mostly Sunny | 0 to 7 mph NNW | 0% |
| Friday Night | 44°F | Patchy Fog | 0 to 7 mph N | 0% |
| Saturday | 74°F | Patchy Fog then Sunny | 1 to 7 mph E | 0% |
| Saturday Night | 45°F | Partly Cloudy then Areas Of Fog | 0 to 7 mph WNW | 0% |
| Sunday | 73°F | Areas Of Fog then Mostly Sunny | 0 to 7 mph NW | 0% |
| Sunday Night | 45°F | Patchy Fog | 1 to 7 mph WNW | 0% |
| Monday | 71°F | Patchy Fog then Partly Sunny | 1 to 9 mph WNW | 0% |
| Monday Night | 45°F | Areas Of Fog | 1 to 9 mph NW | 1% |
| Tuesday | 71°F | Areas Of Fog then Mostly Sunny | 0 to 8 mph NW | 3% |
| Tuesday Night | 47°F | Patchy Fog | 1 to 8 mph WNW | 13% |
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 Nov 4, 2026.