Petaluma Center, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Petaluma Center, a community in Marin County, California.
Overnight
45°F
Patchy Fog
Patchy fog after 5am. Partly cloudy, with a low around 45. East northeast wind around 2 mph.
7-day forecast for Petaluma Center
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 45°F | Patchy Fog | 2 mph ENE | 0% |
| Wednesday | 66°F | Patchy Fog then Sunny | 2 to 14 mph N | 2% |
| Wednesday Night | 44°F | Mostly Cloudy | 2 to 12 mph WNW | 2% |
| Thursday | 71°F | Patchy Fog then Mostly Sunny | 1 to 7 mph NW | 0% |
| Thursday Night | 42°F | Patchy Fog | 0 to 7 mph NW | 0% |
| Friday | 71°F | Patchy Fog then Mostly Sunny | 0 to 6 mph N | 0% |
| Friday Night | 43°F | Mostly Clear | 0 to 6 mph N | 0% |
| Saturday | 74°F | Sunny | 1 to 7 mph E | 0% |
| Saturday Night | 44°F | Partly Cloudy then Patchy Fog | 1 to 7 mph NW | 0% |
| Sunday | 72°F | Patchy Fog then Mostly Sunny | 1 to 7 mph NW | 0% |
| Sunday Night | 46°F | Patchy Fog | 1 to 7 mph WNW | 0% |
| Monday | 70°F | Areas Of Fog then Partly Sunny | 1 to 8 mph NW | 2% |
| Monday Night | 45°F | Partly Cloudy then Areas Of Fog | 1 to 8 mph NW | 2% |
| Tuesday | 71°F | Areas Of Fog then Mostly Sunny | 0 to 8 mph NW | 9% |
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.