Oroville, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oroville, a city in Butte County, California.
Overnight
45°F
Mostly Clear
Mostly clear, with a low around 45. North wind around 3 mph.
7-day forecast for Oroville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 45°F | Mostly Clear | 3 mph N | 0% |
| Wednesday | 69°F | Sunny | 2 to 7 mph NW | 1% |
| Wednesday Night | 47°F | Partly Cloudy | 2 mph ENE | 2% |
| Thursday | 73°F | Sunny | 2 to 6 mph NNW | 0% |
| Thursday Night | 47°F | Mostly Clear | 3 mph N | 0% |
| Friday | 72°F | Sunny | 3 mph WSW | 0% |
| Friday Night | 49°F | Mostly Clear | 2 mph NE | 0% |
| Saturday | 73°F | Sunny | 3 mph SW | 0% |
| Saturday Night | 49°F | Mostly Clear | 1 mph ENE | 0% |
| Sunday | 74°F | Sunny | 3 mph WSW | 0% |
| Sunday Night | 51°F | Partly Cloudy | 1 mph ENE | 0% |
| Monday | 72°F | Mostly Sunny | 2 mph SSW | 1% |
| Monday Night | 49°F | Partly Cloudy | 1 mph ENE | 1% |
| Tuesday | 71°F | Sunny then Slight Chance Light Rain | 3 mph WNW | 15% |
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 Nov 4, 2026.