Harman US

Forest Ranch, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Forest Ranch, a community in Butte County, California.

This Afternoon
65°F
Mostly Sunny
Mostly sunny. High near 65, with temperatures falling to around 59 in the afternoon. Northwest wind 1 to 5 mph.

7-day forecast for Forest Ranch

WhenTempForecastWindPrecip
This Afternoon 65°F Mostly Sunny 1 to 5 mph NW 1%
Tonight 48°F Partly Cloudy 5 mph NE 2%
Thursday 71°F Sunny 0 to 6 mph NW 0%
Thursday Night 51°F Partly Cloudy 2 to 6 mph NNE 0%
Friday 73°F Mostly Sunny 0 to 6 mph N 0%
Friday Night 53°F Mostly Clear 0 to 5 mph NE 0%
Saturday 72°F Sunny 0 to 5 mph S 0%
Saturday Night 54°F Mostly Clear 3 mph E 0%
Sunday 71°F Mostly Sunny 0 to 3 mph S 0%
Sunday Night 54°F Partly Cloudy 2 mph SE 0%
Monday 69°F Mostly Sunny 3 mph S 0%
Monday Night 53°F Partly Cloudy 2 mph E 1%
Tuesday 70°F Sunny 3 mph S 7%
Tuesday Night 54°F Partly Cloudy then Slight Chance Light Rain 3 mph SE 15%

Forecast source: National Weather Service (api.weather.gov) for Forest Ranch (39.895, -121.670). Updated through the day.

Growing snapshot for Forest Ranch

Last spring frost
Apr 17
First fall frost
Nov 11
Growing season
206 days
Hardiness zone
9a

More local growing data for Forest Ranch: nearby ZIP 95942 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, De Sabla, Ca (4.3 mi from Forest Ranch). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.