National Weather Service Forecast for: Donner Summit CA
Issued by: National Weather Service Sacramento, CA
Updated: 5:21 am PDT Jul 5, 2025
 
Today

Today: Sunny, with a high near 69. Calm wind becoming southwest around 6 mph in the morning.
Sunny
 Tonight

Tonight: Clear, with a low around 47. Light and variable wind.
Clear
 Sunday

Sunday: Sunny, with a high near 77. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 49. West wind around 6 mph becoming calm in the evening.
Mostly Clear
 Monday

Monday: Sunny, with a high near 76. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunny
 Monday
Night
Monday Night: Clear, with a low around 48.
Clear
 Tuesday

Tuesday: Sunny, with a high near 73.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 46.
Clear
 Wednesday

Wednesday: Sunny, with a high near 72.
Sunny
Hi 69 °F Lo 47 °F Hi 77 °F Lo 49 °F Hi 76 °F Lo 48 °F Hi 73 °F Lo 46 °F Hi 72 °F

 

Today
 
 Sunny, with a high near 69. Calm wind becoming southwest around 6 mph in the morning.
Tonight
 
 Clear, with a low around 47. Light and variable wind.
Sunday
 
 Sunny, with a high near 77. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunday Night
 
 Mostly clear, with a low around 49. West wind around 6 mph becoming calm in the evening.
Monday
 
 Sunny, with a high near 76. Calm wind becoming west southwest around 6 mph in the afternoon.
Monday Night
 
 Clear, with a low around 48.
Tuesday
 
 Sunny, with a high near 73.
Tuesday Night
 
 Clear, with a low around 46.
Wednesday
 
 Sunny, with a high near 72.
Wednesday Night
 
 Clear, with a low around 49.
Thursday
 
 Sunny, with a high near 80.
Thursday Night
 
 Clear, with a low around 53.
Friday
 
 Sunny, with a high near 82.

 

Forecast from NOAA-NWS for Donner Summit CA.