National Weather Service Forecast for: Ben Lomond CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 10:26 pm PST Nov 1, 2026
 
Tonight

Tonight: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 42. Calm wind.
Mostly Clear
then Patchy
Fog

 Monday

Monday: Partly sunny, with a high near 70. Calm wind.
Partly Sunny


 Monday
Night
Monday Night: Patchy fog after midnight. Otherwise, cloudy during the early evening, then becoming partly cloudy, with a low around 45. Calm wind.
Mostly Cloudy
then Patchy
Fog

 Tuesday

Tuesday: Rain likely before 3pm, then a slight chance of rain after 4pm. Areas of fog before 7am. Otherwise, mostly cloudy, with a high near 65. South wind 3 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain Likely
and Areas Fog

 Tuesday
Night
Tuesday Night: A 20 percent chance of rain before 10pm. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 44. Calm wind.
Slight Chance
Rain and
Patchy Fog
then Areas
Fog
 Wednesday

Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 71.
Patchy Fog
then Sunny

 Wednesday
Night
Wednesday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 44.
Partly Cloudy
then Patchy
Fog

 Thursday

Thursday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 75.
Areas Fog
then Sunny

 Thursday
Night
Thursday Night: Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly clear, with a low around 43.
Mostly Clear
then Patchy
Fog
Lo 42 °F Hi 70 °F Lo 45 °F Hi 65 °F Lo 44 °F Hi 71 °F Lo 44 °F Hi 75 °F Lo 43 °F

 

Tonight
 
 Patchy fog after midnight. Otherwise, partly cloudy, with a low around 42. Calm wind.
Monday
 
 Partly sunny, with a high near 70. Calm wind.
Monday Night
 
 Patchy fog after midnight. Otherwise, cloudy during the early evening, then becoming partly cloudy, with a low around 45. Calm wind.
Tuesday
 
 Rain likely before 3pm, then a slight chance of rain after 4pm. Areas of fog before 7am. Otherwise, mostly cloudy, with a high near 65. South wind 3 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
 
 A 20 percent chance of rain before 10pm. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 44. Calm wind.
Wednesday
 
 Patchy fog before 9am. Otherwise, sunny, with a high near 71.
Wednesday Night
 
 Patchy fog after 1am. Otherwise, partly cloudy, with a low around 44.
Thursday
 
 Areas of fog before 8am. Otherwise, mostly sunny, with a high near 75.
Thursday Night
 
 Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly clear, with a low around 43.
Friday
 
 Areas of fog before 8am. Otherwise, sunny, with a high near 77.
Friday Night
 
 Mostly clear, with a low around 47.
Saturday
 
 Sunny, with a high near 80.
Saturday Night
 
 Mostly clear, with a low around 49.
Sunday
 
 Mostly sunny, with a high near 79.

 

Forecast from NOAA-NWS for Ben Lomond CA.