National Weather Service Forecast for: Oroville CA
Issued by: National Weather Service Sacramento, CA
Updated: 1:01 pm PST Nov 1, 2026
 
Tonight

Tonight: Clear, with a low around 45. Calm wind.
Clear


 Monday

Monday: Increasing clouds, with a high near 66. Calm wind becoming south southwest around 5 mph in the afternoon.
Increasing
Clouds

 Monday
Night
Monday Night: A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 48. Calm wind.
Mostly Cloudy
then Chance
Showers

 Tuesday

Tuesday: Showers, mainly between 10am and 4pm. High near 62. Calm wind becoming south southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Showers


 Tuesday
Night
Tuesday Night: A 20 percent chance of showers before 10pm. Patchy fog between 1am and 3am. Otherwise, partly cloudy, with a low around 46. Calm wind.
Slight Chance
Showers and
Patchy Fog
then Patchy
Fog
 Wednesday

Wednesday: Sunny, with a high near 69.
Sunny


 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 47.
Mostly Clear


 Thursday

Thursday: Sunny, with a high near 71.
Sunny


 Thursday
Night
Thursday Night: Mostly clear, with a low around 48.
Mostly Clear
Lo 45 °F Hi 66 °F Lo 48 °F Hi 62 °F Lo 46 °F Hi 69 °F Lo 47 °F Hi 71 °F Lo 48 °F

 

Tonight
 
 Clear, with a low around 45. Calm wind.
Monday
 
 Increasing clouds, with a high near 66. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
 
 A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 48. Calm wind.
Tuesday
 
 Showers, mainly between 10am and 4pm. High near 62. Calm wind becoming south southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
 A 20 percent chance of showers before 10pm. Patchy fog between 1am and 3am. Otherwise, partly cloudy, with a low around 46. Calm wind.
Wednesday
 
 Sunny, with a high near 69.
Wednesday Night
 
 Mostly clear, with a low around 47.
Thursday
 
 Sunny, with a high near 71.
Thursday Night
 
 Mostly clear, with a low around 48.
Friday
 
 Sunny, with a high near 73.
Friday Night
 
 Mostly clear, with a low around 49.
Saturday
 
 Sunny, with a high near 73.
Saturday Night
 
 Partly cloudy, with a low around 50.
Sunday
 
 Mostly sunny, with a high near 73.

 

Forecast from NOAA-NWS for Oroville CA.