Forestville, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Forestville, a community in Sonoma County, California.
Today
61°F
Light Rain
Rain. Mostly cloudy. High near 61, with temperatures falling to around 56 in the afternoon. South southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Forestville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 61°F | Light Rain | 5 mph SSE | 84% |
| Tonight | 44°F | Chance Light Rain then Patchy Fog | 1 to 5 mph NNE | 32% |
| Wednesday | 68°F | Patchy Fog then Sunny | 1 to 7 mph NW | 1% |
| Wednesday Night | 44°F | Partly Cloudy then Patchy Fog | 2 to 7 mph NW | 0% |
| Thursday | 73°F | Patchy Fog then Sunny | 2 mph NW | 0% |
| Thursday Night | 43°F | Mostly Clear | 2 mph NW | 0% |
| Friday | 75°F | Sunny | 1 mph NNW | 0% |
| Friday Night | 45°F | Mostly Clear | 1 mph WNW | 0% |
| Saturday | 76°F | Sunny | 2 mph NNW | 0% |
| Saturday Night | 45°F | Mostly Clear then Patchy Fog | 2 mph NW | 0% |
| Sunday | 76°F | Patchy Fog then Mostly Sunny | 2 mph NW | 0% |
| Sunday Night | 45°F | Mostly Cloudy then Areas Of Fog | 2 mph NW | 0% |
| Monday | 73°F | Areas Of Fog then Partly Sunny | 0 to 3 mph WNW | 3% |
| Monday Night | 45°F | Mostly Cloudy then Patchy Fog | 0 to 3 mph NW | 5% |
Forecast source: National Weather Service (api.weather.gov) for Forestville (38.482, -122.890). Updated through the day.
Growing snapshot for Forestville
Last spring frost
Mar 20
First fall frost
Nov 13
Growing season
240 days
Hardiness zone
9b
More local growing data for Forestville: nearby ZIP 95436 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Graton, Ca (4.5 mi from Forestville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.