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

Tonight: Partly cloudy, with a low around 50. Light southwest wind.
Partly Cloudy

Monday

Monday: Partly sunny, with a high near 68. Calm wind becoming northwest around 5 mph.
Partly Sunny

Monday
Night
Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 52. Calm wind becoming south around 6 mph in the evening.
Decreasing
Clouds
Tuesday

Tuesday: Rain likely, mainly before 4pm.  Mostly cloudy, with a high near 66. Southwest wind around 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Rain Likely

Tuesday
Night
Tuesday Night: A 30 percent chance of rain before 10pm.  Partly cloudy, with a low around 51. Calm wind becoming east around 5 mph in the evening.
Chance Rain
then Partly
Cloudy
Wednesday

Wednesday: Mostly sunny, with a high near 68.
Mostly Sunny

Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 52.
Partly Cloudy

Thursday

Thursday: Mostly sunny, with a high near 71.
Mostly Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 52.
Mostly Clear

Lo 50 °F Hi 68 °F Lo 52 °F Hi 66 °F Lo 51 °F Hi 68 °F Lo 52 °F Hi 71 °F Lo 52 °F

 

Tonight
 
Partly cloudy, with a low around 50. Light southwest wind.
Monday
 
Partly sunny, with a high near 68. Calm wind becoming northwest around 5 mph.
Monday Night
 
Mostly cloudy, then gradually becoming mostly clear, with a low around 52. Calm wind becoming south around 6 mph in the evening.
Tuesday
 
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 66. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
A 30 percent chance of rain before 10pm. Partly cloudy, with a low around 51. Calm wind becoming east around 5 mph in the evening.
Wednesday
 
Mostly sunny, with a high near 68.
Wednesday Night
 
Partly cloudy, with a low around 52.
Thursday
 
Mostly sunny, with a high near 71.
Thursday Night
 
Mostly clear, with a low around 52.
Friday
 
Sunny, with a high near 74.
Friday Night
 
Mostly clear, with a low around 53.
Saturday
 
Sunny, with a high near 78.
Saturday Night
 
Mostly clear, with a low around 54.
Sunday
 
Mostly sunny, with a high near 76.

 

Forecast from NOAA-NWS for Belmont CA.