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Forestville, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Forestville, a community in Sonoma County, California.

This Afternoon
83°F
Sunny
Sunny. High near 83, with temperatures falling to around 80 in the afternoon. West southwest wind around 7 mph.

7-day forecast for Forestville

WhenTempForecastWindPrecip
This Afternoon 83°F Sunny 7 mph WSW 0%
Tonight 52°F Mostly Clear then Areas Of Fog 0 to 6 mph WSW 0%
Saturday 86°F Areas Of Fog then Sunny 0 to 6 mph S 0%
Saturday Night 53°F Mostly Cloudy then Areas Of Fog 0 to 3 mph WSW 0%
Sunday 80°F Areas Of Fog then Partly Sunny 0 to 3 mph SW 0%
Sunday Night 52°F Areas Of Fog 0 to 3 mph SSW 0%
Monday 82°F Areas Of Fog then Mostly Sunny 0 to 6 mph SW 0%
Monday Night 51°F Areas Of Fog 0 to 6 mph WSW 0%
Tuesday 84°F Areas Of Fog then Sunny 0 to 5 mph WSW 0%
Tuesday Night 53°F Mostly Clear then Patchy Fog 0 to 5 mph WNW 0%
Wednesday 91°F Areas Of Fog then Sunny 0 to 5 mph W 0%
Wednesday Night 56°F Partly Cloudy 0 to 5 mph WNW 0%
Thursday 92°F Mostly Sunny 0 to 5 mph SW 0%
Thursday Night 56°F Partly Cloudy 0 to 5 mph NW 0%

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 Sep 19, 2026.