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South Oroville, CA Weather & Growing Conditions

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

Today
104°F
Sunny
Sunny, with a high near 104. South southwest wind 2 to 6 mph.

7-day forecast for South Oroville

WhenTempForecastWindPrecip
Today 104°F Sunny 2 to 6 mph SSW 0%
Tonight 68°F Mostly Clear 1 to 6 mph SE 0%
Wednesday 102°F Sunny 1 to 6 mph S 0%
Wednesday Night 68°F Clear 1 to 6 mph SE 0%
Thursday 102°F Sunny 1 to 6 mph S 0%
Thursday Night 68°F Clear 1 to 6 mph SE 0%
Friday 102°F Sunny 1 to 5 mph SW 0%
Friday Night 70°F Clear 1 to 5 mph SE 0%
Saturday 103°F Sunny 1 to 6 mph SW 0%
Saturday Night 70°F Clear 1 to 6 mph ESE 0%
Sunday 100°F Sunny 1 to 7 mph SSW 0%
Sunday Night 67°F Clear 2 to 7 mph SSE 1%
Monday 96°F Sunny 2 to 9 mph S 1%
Monday Night 63°F Mostly Clear 1 to 9 mph SSE 0%

Forecast source: National Weather Service (api.weather.gov) for South Oroville (39.477, -121.544). Updated through the day.

Growing snapshot for South Oroville

Last spring frost
Jan 29
First fall frost
Dec 7
Growing season
317 days
Hardiness zone
9b

More local growing data for South Oroville: nearby ZIP 95968 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Oroville Muni Ap, Ca (5.2 mi from South Oroville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.