National Weather Service Forecast for: San Clemente 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 67. Calm wind becoming southwest around 5 mph.
Mostly Cloudy
Sunday

Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 76. Southeast wind around 5 mph becoming southwest in the afternoon.
Decreasing
Clouds
Sunday
Night
Sunday Night: Partly cloudy, with a low around 65. Calm wind becoming southeast around 5 mph after midnight.
Partly Cloudy
Monday

Monday: Mostly sunny, with a high near 75. Southeast wind 5 to 10 mph becoming south in the afternoon.
Mostly Sunny
Monday
Night
Monday Night: Partly cloudy, with a low around 64. South wind 5 to 10 mph becoming east after midnight.
Partly Cloudy
Tuesday

Tuesday: Mostly sunny, with a high near 73.
Mostly Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 63.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 74.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 63.
Mostly Clear
Lo 67 °F Hi 76 °F Lo 65 °F Hi 75 °F Lo 64 °F Hi 73 °F Lo 63 °F Hi 74 °F Lo 63 °F

 

Tonight
 
Mostly cloudy, with a low around 67. Calm wind becoming southwest around 5 mph.
Sunday
 
Mostly cloudy, then gradually becoming sunny, with a high near 76. Southeast wind around 5 mph becoming southwest in the afternoon.
Sunday Night
 
Partly cloudy, with a low around 65. Calm wind becoming southeast around 5 mph after midnight.
Monday
 
Mostly sunny, with a high near 75. Southeast wind 5 to 10 mph becoming south in the afternoon.
Monday Night
 
Partly cloudy, with a low around 64. South wind 5 to 10 mph becoming east after midnight.
Tuesday
 
Mostly sunny, with a high near 73.
Tuesday Night
 
Mostly clear, with a low around 63.
Wednesday
 
Sunny, with a high near 74.
Wednesday Night
 
Mostly clear, with a low around 63.
Thursday
 
Sunny, with a high near 77.
Thursday Night
 
Mostly clear, with a low around 64.
Friday
 
Sunny, with a high near 80.
Friday Night
 
Mostly clear, with a low around 67.
Saturday
 
Sunny, with a high near 81.

 

Forecast from NOAA-NWS for San Clemente CA.