National Weather Service Forecast for: San Bruno CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 12:26 am PST Feb 2, 2026
 
Overnight

Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 47. Light west wind.
Patchy Fog
 Monday

Monday: Areas of fog before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Areas Fog
then Sunny
 Monday
Night
Monday Night: Partly cloudy, with a low around 46. Calm wind.
Partly Cloudy
 Tuesday

Tuesday: Sunny, with a high near 66. East northeast wind 5 to 8 mph.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 47. Northeast wind 3 to 5 mph.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 67.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 48.
Mostly Clear
 Thursday

Thursday: Mostly sunny, with a high near 67.
Mostly Sunny
 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 49.
Mostly Cloudy
Lo 47 °F Hi 63 °F Lo 46 °F Hi 66 °F Lo 47 °F Hi 67 °F Lo 48 °F Hi 67 °F Lo 49 °F

 

Overnight
 
 Patchy fog. Otherwise, partly cloudy, with a low around 47. Light west wind.
Monday
 
 Areas of fog before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Monday Night
 
 Partly cloudy, with a low around 46. Calm wind.
Tuesday
 
 Sunny, with a high near 66. East northeast wind 5 to 8 mph.
Tuesday Night
 
 Mostly clear, with a low around 47. Northeast wind 3 to 5 mph.
Wednesday
 
 Sunny, with a high near 67.
Wednesday Night
 
 Mostly clear, with a low around 48.
Thursday
 
 Mostly sunny, with a high near 67.
Thursday Night
 
 Mostly cloudy, with a low around 49.
Friday
 
 Mostly sunny, with a high near 64.
Friday Night
 
 Patchy fog. Otherwise, partly cloudy, with a low around 49.
Saturday
 
 Patchy fog. Otherwise, mostly sunny, with a high near 63.
Saturday Night
 
 Patchy fog. Otherwise, partly cloudy, with a low around 50.
Sunday
 
 A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 64.

 

Forecast from NOAA-NWS for San Bruno CA.