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

Tonight: Clear, with a low around 42. Calm wind.
Clear


 Monday

Monday: Increasing clouds, with a high near 63. Light and variable wind.
Increasing
Clouds

 Monday
Night
Monday Night: A 30 percent chance of showers after 4am. Cloudy during the early evening, then gradual clearing, with a low around 46. Calm wind.
Mostly Cloudy
then Chance
Showers

 Tuesday

Tuesday: Showers, mainly between 10am and 4pm. High near 59. Light south southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Showers


 Tuesday
Night
Tuesday Night: A 20 percent chance of showers before 10pm. Areas of fog after 10pm. Otherwise, partly cloudy, with a low around 41. Calm wind.
Slight Chance
Showers and
Areas Fog
then Areas
Fog
 Wednesday

Wednesday: Sunny, with a high near 64.
Sunny


 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 45.
Partly Cloudy


 Thursday

Thursday: Sunny, with a high near 66.
Sunny


 Thursday
Night
Thursday Night: Mostly clear, with a low around 46.
Mostly Clear
Lo 42 °F Hi 63 °F Lo 46 °F Hi 59 °F Lo 41 °F Hi 64 °F Lo 45 °F Hi 66 °F Lo 46 °F

 

Tonight
 
 Clear, with a low around 42. Calm wind.
Monday
 
 Increasing clouds, with a high near 63. Light and variable wind.
Monday Night
 
 A 30 percent chance of showers after 4am. Cloudy during the early evening, then gradual clearing, with a low around 46. Calm wind.
Tuesday
 
 Showers, mainly between 10am and 4pm. High near 59. Light south southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
 
 A 20 percent chance of showers before 10pm. Areas of fog after 10pm. Otherwise, partly cloudy, with a low around 41. Calm wind.
Wednesday
 
 Sunny, with a high near 64.
Wednesday Night
 
 Partly cloudy, with a low around 45.
Thursday
 
 Sunny, with a high near 66.
Thursday Night
 
 Mostly clear, with a low around 46.
Friday
 
 Sunny, with a high near 69.
Friday Night
 
 Mostly clear, with a low around 48.
Saturday
 
 Sunny, with a high near 70.
Saturday Night
 
 Partly cloudy, with a low around 49.
Sunday
 
 Mostly sunny, with a high near 71.

 

Forecast from NOAA-NWS for Penn Valley CA.