National Weather Service Forecast for: San Carlos CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:26 am PDT Jun 22, 2026
 
Overnight

Overnight: Partly cloudy, with a low around 55. Calm wind.
Partly Cloudy
 Monday

Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 77. Calm wind becoming west 5 to 9 mph in the afternoon.
Becoming
Sunny
 Monday
Night
Monday Night: Increasing clouds, with a low around 56. West wind 5 to 7 mph becoming calm in the evening.
Increasing
Clouds
 Tuesday

Tuesday: Partly sunny, then gradually becoming sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Becoming
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 56. West wind 5 to 8 mph becoming calm in the evening.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 82.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 57.
Mostly Clear
 Thursday

Thursday: Sunny, with a high near 78.
Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 56.
Mostly Clear
Lo 55 °F Hi 77 °F Lo 56 °F Hi 80 °F Lo 56 °F Hi 82 °F Lo 57 °F Hi 78 °F Lo 56 °F

 

Overnight
 
 Partly cloudy, with a low around 55. Calm wind.
Monday
 
 Mostly cloudy through mid morning, then gradual clearing, with a high near 77. Calm wind becoming west 5 to 9 mph in the afternoon.
Monday Night
 
 Increasing clouds, with a low around 56. West wind 5 to 7 mph becoming calm in the evening.
Tuesday
 
 Partly sunny, then gradually becoming sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 56. West wind 5 to 8 mph becoming calm in the evening.
Wednesday
 
 Sunny, with a high near 82.
Wednesday Night
 
 Mostly clear, with a low around 57.
Thursday
 
 Sunny, with a high near 78.
Thursday Night
 
 Mostly clear, with a low around 56.
Friday
 
 Mostly sunny, with a high near 74.
Friday Night
 
 Partly cloudy, with a low around 58.
Saturday
 
 Mostly sunny, with a high near 72.
Saturday Night
 
 Mostly clear, with a low around 54.
Sunday
 
 Sunny, with a high near 80.

 

Forecast from NOAA-NWS for San Carlos CA.