National Weather Service Forecast for: San Bruno CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:26 am PDT Jun 22, 2026
 
Overnight

Overnight: Mostly cloudy, with a low around 54. West southwest wind around 7 mph.
Mostly Cloudy

Monday

Monday: Mostly cloudy, then gradually becoming sunny, with a high near 67. West wind 5 to 14 mph, with gusts as high as 18 mph.
Decreasing
Clouds
Monday
Night
Monday Night: Increasing clouds, with a low around 54. West wind 5 to 10 mph becoming light west southwest  after midnight.
Increasing
Clouds
Tuesday

Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Light west southwest wind increasing to 6 to 11 mph in the morning.
Decreasing
Clouds
Tuesday
Night
Tuesday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 54. Southwest wind 5 to 11 mph.
Mostly Clear
then Patchy
Fog
Wednesday

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

Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 55.
Partly Cloudy

Thursday

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

Thursday
Night
Thursday Night: Mostly clear, with a low around 55.
Mostly Clear

Lo 54 °F Hi 67 °F Lo 54 °F Hi 70 °F Lo 54 °F Hi 71 °F Lo 55 °F Hi 69 °F Lo 55 °F

 

Overnight
 
Mostly cloudy, with a low around 54. West southwest wind around 7 mph.
Monday
 
Mostly cloudy, then gradually becoming sunny, with a high near 67. West wind 5 to 14 mph, with gusts as high as 18 mph.
Monday Night
 
Increasing clouds, with a low around 54. West wind 5 to 10 mph becoming light west southwest after midnight.
Tuesday
 
Mostly cloudy, then gradually becoming sunny, with a high near 70. Light west southwest wind increasing to 6 to 11 mph in the morning.
Tuesday Night
 
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 54. Southwest wind 5 to 11 mph.
Wednesday
 
Mostly sunny, with a high near 71.
Wednesday Night
 
Partly cloudy, with a low around 55.
Thursday
 
Mostly sunny, with a high near 69.
Thursday Night
 
Mostly clear, with a low around 55.
Friday
 
Mostly sunny, with a high near 68.
Friday Night
 
Partly cloudy, with a low around 56.
Saturday
 
Mostly sunny, with a high near 66.
Saturday Night
 
Mostly clear, with a low around 54.
Sunday
 
Sunny, with a high near 72.

 

Forecast from NOAA-NWS for San Bruno CA.