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Foresthill, CA Weather & Growing Conditions

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

Overnight
72°F
Clear
Clear. Low around 72, with temperatures rising to around 74 overnight. East wind around 3 mph.

7-day forecast for Foresthill

WhenTempForecastWindPrecip
Overnight 72°F Clear 3 mph E 0%
Tuesday 94°F Sunny 6 mph S 0%
Tuesday Night 71°F Clear 3 mph ESE 0%
Wednesday 93°F Sunny 6 mph SE 0%
Wednesday Night 70°F Clear 5 mph SSE 0%
Thursday 93°F Sunny 6 mph SSE 0%
Thursday Night 72°F Clear 5 mph SSE 0%
Friday 94°F Sunny 6 mph SW 0%
Friday Night 72°F Clear 2 to 6 mph SSE 0%
Saturday 94°F Sunny 6 mph SSE 0%
Saturday Night 72°F Clear 2 to 6 mph SE 0%
Sunday 92°F Sunny 6 mph ESE 0%
Sunday Night 70°F Mostly Clear 6 mph SE 0%
Monday 88°F Sunny 3 to 7 mph SSE 0%

Forecast source: National Weather Service (api.weather.gov) for Foresthill (39.005, -120.831). Updated through the day.

Growing snapshot for Foresthill

Last spring frost
Apr 12
First fall frost
Nov 21
Growing season
221 days
Hardiness zone
9a

More local growing data for Foresthill: nearby ZIP 95631 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Georgetown Rs, Ca (8.8 mi from Foresthill). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.