National Weather Service Forecast for: Larkspur CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 2:07 am PDT Sep 13, 2026
 
Overnight

Overnight: Mostly clear, with a steady temperature around 59. West northwest wind around 10 mph, with gusts as high as 24 mph.
Mostly Clear
Sunday

Sunday: Sunny, with a high near 79. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunny
Sunday
Night
Sunday Night: Mostly clear, with a low around 55. West northwest wind 8 to 13 mph becoming light west  in the evening. Winds could gust as high as 24 mph.
Mostly Clear
Monday

Monday: Sunny, with a high near 85. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Sunny
Monday
Night
Monday Night: Mostly clear, with a low around 56. West wind around 5 mph becoming calm  in the evening.
Mostly Clear
Tuesday

Tuesday: Sunny, with a high near 81.
Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 56.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 78.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 55.
Mostly Clear
Lo 59 °F Hi 79 °F Lo 55 °F Hi 85 °F Lo 56 °F Hi 81 °F Lo 56 °F Hi 78 °F Lo 55 °F

 

Overnight
 
Mostly clear, with a steady temperature around 59. West northwest wind around 10 mph, with gusts as high as 24 mph.
Sunday
 
Sunny, with a high near 79. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
 
Mostly clear, with a low around 55. West northwest wind 8 to 13 mph becoming light west in the evening. Winds could gust as high as 24 mph.
Monday
 
Sunny, with a high near 85. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Monday Night
 
Mostly clear, with a low around 56. West wind around 5 mph becoming calm in the evening.
Tuesday
 
Sunny, with a high near 81.
Tuesday Night
 
Mostly clear, with a low around 56.
Wednesday
 
Sunny, with a high near 78.
Wednesday Night
 
Mostly clear, with a low around 55.
Thursday
 
Mostly sunny, with a high near 79.
Thursday Night
 
Mostly clear, with a low around 56.
Friday
 
Sunny, with a high near 81.
Friday Night
 
Mostly clear, with a low around 56.
Saturday
 
Mostly sunny, with a high near 80.

 

Forecast from NOAA-NWS for Larkspur CA.