NWS Forecast for Larkspur CA

National Weather Service Forecast for: Larkspur CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA

Updated: 1:40 am PST Dec 5, 2025

Overnight Mostly Clear	Friday Sunny	Friday Night Mostly Clear then Patchy Fog	Saturday Becoming Sunny	Saturday Night Partly Cloudy	Sunday Mostly Sunny	Sunday Night Partly Cloudy	Monday Patchy Fog then Sunny	Monday Night Partly Cloudy
Lo 39 °F	Hi 59 °F	Lo 45 °F	Hi 62 °F	Lo 47 °F	Hi 63 °F	Lo 47 °F	Hi 63 °F	Lo 48 °F

Coastal Flood Advisory
Cold Weather Advisory

Overnight	Mostly clear, with a low around 39. North northwest wind around 6 mph.
Friday	Sunny, with a high near 59. North northwest wind around 5 mph becoming calm in the morning.
Friday Night	Patchy fog between midnight and 1am. Otherwise, partly cloudy, with a low around 45. Calm wind becoming northwest around 6 mph.
Saturday	Partly sunny, then gradually becoming sunny, with a high near 62. North wind around 5 mph becoming calm in the morning.
Saturday Night	Partly cloudy, with a low around 47. Northwest wind 6 to 11 mph.
Sunday	Mostly sunny, with a high near 63.
Sunday Night	Partly cloudy, with a low around 47.
Monday	Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 63.
Monday Night	Partly cloudy, with a low around 48.
Tuesday	Patchy fog before 7am. Otherwise, mostly sunny, with a high near 64.
Tuesday Night	Partly cloudy, with a low around 49.
Wednesday	Patchy fog. Otherwise, mostly sunny, with a high near 65.
Wednesday Night	Patchy fog. Otherwise, mostly clear, with a low around 49.
Thursday	Patchy fog. Otherwise, mostly sunny, with a high near 64.

Forecast from NOAA-NWS for Larkspur CA.