National Weather Service Forecast for: San Diego CA
Issued by: National Weather Service San Diego, CA
Updated: 11:54 am PDT Sep 12, 2026
 
Tonight

Tonight: Mostly cloudy, with a low around 69. Calm wind becoming west around 5 mph.
Mostly Cloudy
Sunday

Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Light west wind increasing to 5 to 10 mph in the afternoon.
Decreasing
Clouds
Sunday
Night
Sunday Night: Mostly cloudy, with a low around 68. West wind around 5 mph becoming calm.
Mostly Cloudy
Monday

Monday: Mostly cloudy, then gradually becoming sunny, with a high near 78. South wind 5 to 10 mph becoming southwest in the afternoon.
Decreasing
Clouds
Monday
Night
Monday Night: Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming south after midnight.
Partly Cloudy
Tuesday

Tuesday: Mostly sunny, with a high near 78.
Mostly Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 65.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 78.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 66.
Mostly Clear
Lo 69 °F Hi 81 °F Lo 68 °F Hi 78 °F Lo 66 °F Hi 78 °F Lo 65 °F Hi 78 °F Lo 66 °F

 

Tonight
 
Mostly cloudy, with a low around 69. Calm wind becoming west around 5 mph.
Sunday
 
Mostly cloudy, then gradually becoming sunny, with a high near 81. Light west wind increasing to 5 to 10 mph in the afternoon.
Sunday Night
 
Mostly cloudy, with a low around 68. West wind around 5 mph becoming calm.
Monday
 
Mostly cloudy, then gradually becoming sunny, with a high near 78. South wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
 
Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming south after midnight.
Tuesday
 
Mostly sunny, with a high near 78.
Tuesday Night
 
Mostly clear, with a low around 65.
Wednesday
 
Sunny, with a high near 78.
Wednesday Night
 
Mostly clear, with a low around 66.
Thursday
 
Sunny, with a high near 81.
Thursday Night
 
Mostly clear, with a low around 67.
Friday
 
Sunny, with a high near 85.
Friday Night
 
Mostly clear, with a low around 69.
Saturday
 
Mostly sunny, with a high near 86.

 

Forecast from NOAA-NWS for San Diego CA.