National Weather Service Forecast for: San Anselmo CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:36 pm PDT Jul 12, 2026
 
Tonight

Tonight: Mostly cloudy, with a low around 60. Calm wind.
Mostly Cloudy
 Monday

Monday: Mostly cloudy, then gradually becoming sunny, with a high near 93. Light and variable wind.
Decreasing
Clouds
 Monday
Night
Monday Night: Mostly clear, with a low around 62. Calm wind.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 94. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 59. West wind 5 to 7 mph becoming calm in the evening.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 90.
Sunny
 Wednesday
Night
Wednesday Night: Clear, with a low around 56.
Clear
 Thursday

Thursday: Sunny, with a high near 84.
Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 54.
Mostly Clear
Lo 60 °F Hi 93 °F Lo 62 °F Hi 94 °F Lo 59 °F Hi 90 °F Lo 56 °F Hi 84 °F Lo 54 °F

Coastal Flood Advisory
 

Tonight
 
 Mostly cloudy, with a low around 60. Calm wind.
Monday
 
 Mostly cloudy, then gradually becoming sunny, with a high near 93. Light and variable wind.
Monday Night
 
 Mostly clear, with a low around 62. Calm wind.
Tuesday
 
 Sunny, with a high near 94. Calm wind becoming west southwest around 6 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 59. West wind 5 to 7 mph becoming calm in the evening.
Wednesday
 
 Sunny, with a high near 90.
Wednesday Night
 
 Clear, with a low around 56.
Thursday
 
 Sunny, with a high near 84.
Thursday Night
 
 Mostly clear, with a low around 54.
Friday
 
 Mostly sunny, with a high near 77.
Friday Night
 
 Mostly clear, with a low around 56.
Saturday
 
 Mostly sunny, with a high near 79.
Saturday Night
 
 Partly cloudy, with a low around 58.
Sunday
 
 Partly sunny, with a high near 81.

 

Forecast from NOAA-NWS for San Anselmo CA.