National Weather Service Forecast for: Spring Valley CA
Issued by: National Weather Service San Diego, CA
Updated: 7:42 pm PST Dec 5, 2025
 
Overnight

Overnight: Clear, with a low around 49. East wind around 5 mph.
Clear
 Saturday

Saturday: Sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.
Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 48. East wind around 5 mph.
Mostly Clear
 Sunday

Sunday: Sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 51. East wind around 5 mph.
Mostly Clear
 Monday

Monday: Sunny, with a high near 77.
Sunny
 Monday
Night
Monday Night: Clear, with a low around 54.
Clear
 Tuesday

Tuesday: Sunny, with a high near 82.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 55.
Mostly Clear
Lo 49 °F Hi 71 °F Lo 48 °F Hi 73 °F Lo 51 °F Hi 77 °F Lo 54 °F Hi 82 °F Lo 55 °F

 

Overnight
 
 Clear, with a low around 49. East wind around 5 mph.
Saturday
 
 Sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
 
 Mostly clear, with a low around 48. East wind around 5 mph.
Sunday
 
 Sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
 
 Mostly clear, with a low around 51. East wind around 5 mph.
Monday
 
 Sunny, with a high near 77.
Monday Night
 
 Clear, with a low around 54.
Tuesday
 
 Sunny, with a high near 82.
Tuesday Night
 
 Mostly clear, with a low around 55.
Wednesday
 
 Sunny, with a high near 81.
Wednesday Night
 
 Mostly clear, with a low around 54.
Thursday
 
 Sunny, with a high near 78.
Thursday Night
 
 Mostly clear, with a low around 54.
Friday
 
 Sunny, with a high near 77.

 

Forecast from NOAA-NWS for Spring Valley CA.