Oroville, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oroville, a city in Butte County, California.
Tonight
60°F
Haze then Clear
Haze between 8pm and 11pm. Clear. Low around 60, with temperatures rising to around 62 overnight. East northeast wind 1 to 5 mph.
7-day forecast for Oroville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Haze then Clear | 1 to 5 mph ENE | 0% |
| Saturday | 91°F | Sunny | 3 mph SSW | 0% |
| Saturday Night | 62°F | Partly Cloudy | 3 mph E | 0% |
| Sunday | 87°F | Partly Sunny | 1 to 5 mph SSE | 0% |
| Sunday Night | 62°F | Mostly Cloudy | 0 to 5 mph SE | 0% |
| Monday | 89°F | Mostly Sunny | 1 to 5 mph S | 0% |
| Monday Night | 61°F | Mostly Clear | 0 to 6 mph SSE | 0% |
| Tuesday | 90°F | Sunny | 0 to 3 mph S | 0% |
| Tuesday Night | 62°F | Clear | 0 to 5 mph E | 0% |
| Wednesday | 94°F | Sunny | 0 to 3 mph WSW | 0% |
| Wednesday Night | 63°F | Mostly Clear | 3 mph ESE | 0% |
| Thursday | 96°F | Sunny | 5 mph S | 0% |
| Thursday Night | 65°F | Mostly Clear | 5 mph SE | 0% |
| Friday | 92°F | Sunny | 2 to 6 mph SSE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Oroville (39.495, -121.560). Updated through the day.
Growing snapshot for Oroville
Last spring frost
Jan 29
First fall frost
Dec 7
Growing season
317 days
Hardiness zone
9b
More local growing data for Oroville: nearby ZIP 95968 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Bangor
Berry Creek
Biggs
Butte Creek Canyon
Butte Meadows
Butte Valley
Cherokee
Chico
Clipper Mills
Cohasset
Concow
Durham
Forbestown
Forest Ranch
Gridley
Honcut
Kelly Ridge
Magalia
Oroville East
Palermo
Paradise
Richvale
Robinson Mill
South Oroville
Stirling City
Thermalito
Yankee Hill
Climate data from the nearest NOAA station, Oroville Muni Ap, Ca (5.2 mi from Oroville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.