National Weather Service Forecast for: Larkspur CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 8:57 am PDT Oct 6, 2026
 
Today

Today: Sunny, with a high near 94. Calm wind.
Sunny
 Tonight

Tonight: Clear, with a low around 59. Calm wind.
Clear
 Wednesday

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

Thursday: Sunny, with a high near 90. Calm wind.
Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 58.
Mostly Clear
 Friday

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

Saturday: Mostly sunny, with a high near 74.
Mostly Sunny
Hi 94 °F Lo 59 °F Hi 90 °F Lo 56 °F Hi 90 °F Lo 58 °F Hi 81 °F Lo 56 °F Hi 74 °F

Heat Advisory
Coastal Flood Advisory
 

Today
 
 Sunny, with a high near 94. Calm wind.
Tonight
 
 Clear, with a low around 59. Calm wind.
Wednesday
 
 Sunny, with a high near 90. Calm wind.
Wednesday Night
 
 Mostly clear, with a low around 56. Calm wind.
Thursday
 
 Sunny, with a high near 90. Calm wind.
Thursday Night
 
 Mostly clear, with a low around 58.
Friday
 
 Sunny, with a high near 81.
Friday Night
 
 Mostly clear, with a low around 56.
Saturday
 
 Mostly sunny, with a high near 74.
Saturday Night
 
 Mostly clear, with a low around 52.
Sunday
 
 Sunny, with a high near 75.
Sunday Night
 
 Mostly clear, with a low around 52.
Columbus Day
 
 Sunny, with a high near 78.

 

Forecast from NOAA-NWS for Larkspur CA.