National Weather Service Forecast for: Ben Lomond CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 7:35 pm PST Dec 4, 2025
 
Overnight

Overnight: Clear, with a low around 42. Northwest wind 3 to 5 mph.
Clear

 Friday

Friday: Sunny, with a high near 68. Light and variable wind.
Sunny

 Friday
Night
Friday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 44. Light northwest wind.
Mostly Clear
then Patchy
Fog
 Saturday

Saturday: Patchy fog before 7am. Otherwise, sunny, with a high near 68. Calm wind becoming north around 5 mph in the afternoon.
Patchy Fog
then Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 45. Northwest wind 3 to 6 mph.
Mostly Clear

 Sunday

Sunday: Mostly sunny, with a high near 69.
Mostly Sunny

 Sunday
Night
Sunday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 44.
Partly Cloudy
then Patchy
Fog
 Monday

Monday: Patchy fog before 9am. Otherwise, sunny, with a high near 69.
Patchy Fog
then Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 45.
Mostly Clear
Lo 42 °F Hi 68 °F Lo 44 °F Hi 68 °F Lo 45 °F Hi 69 °F Lo 44 °F Hi 69 °F Lo 45 °F

 

Overnight
 
 Clear, with a low around 42. Northwest wind 3 to 5 mph.
Friday
 
 Sunny, with a high near 68. Light and variable wind.
Friday Night
 
 Patchy fog after 2am. Otherwise, mostly clear, with a low around 44. Light northwest wind.
Saturday
 
 Patchy fog before 7am. Otherwise, sunny, with a high near 68. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
 
 Mostly clear, with a low around 45. Northwest wind 3 to 6 mph.
Sunday
 
 Mostly sunny, with a high near 69.
Sunday Night
 
 Patchy fog after 3am. Otherwise, partly cloudy, with a low around 44.
Monday
 
 Patchy fog before 9am. Otherwise, sunny, with a high near 69.
Monday Night
 
 Mostly clear, with a low around 45.
Tuesday
 
 Mostly sunny, with a high near 71.
Tuesday Night
 
 Partly cloudy, with a low around 46.
Wednesday
 
 Sunny, with a high near 72.
Wednesday Night
 
 Mostly clear, with a low around 47.
Thursday
 
 Sunny, with a high near 72.

 

Forecast from NOAA-NWS for Ben Lomond CA.