National Weather Service Forecast for: San Bruno CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:26 pm PDT Mar 19, 2026
 
This
Afternoon
This Afternoon: Sunny, with a steady temperature around 83. West northwest wind around 6 mph.
Sunny
 Tonight

Tonight: Clear, with a low around 58. West wind around 5 mph becoming calm in the evening.
Clear
 Friday

Friday: Sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunny
 Friday
Night
Friday Night: Increasing clouds, with a low around 56. West wind 3 to 6 mph.
Increasing
Clouds
 Saturday

Saturday: Partly sunny, with a high near 74. Light west northwest wind increasing to 5 to 10 mph in the afternoon.
Partly Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 51.
Mostly Clear
 Sunday

Sunday: Mostly sunny, with a high near 71.
Mostly Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 50.
Mostly Clear
 Monday

Monday: Sunny, with a high near 73.
Sunny
Hi 83 °F Lo 58 °F Hi 84 °F Lo 56 °F Hi 74 °F Lo 51 °F Hi 71 °F Lo 50 °F Hi 73 °F

Heat Advisory
 

This Afternoon
 
 Sunny, with a steady temperature around 83. West northwest wind around 6 mph.
Tonight
 
 Clear, with a low around 58. West wind around 5 mph becoming calm in the evening.
Friday
 
 Sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the afternoon.
Friday Night
 
 Increasing clouds, with a low around 56. West wind 3 to 6 mph.
Saturday
 
 Partly sunny, with a high near 74. Light west northwest wind increasing to 5 to 10 mph in the afternoon.
Saturday Night
 
 Mostly clear, with a low around 51.
Sunday
 
 Mostly sunny, with a high near 71.
Sunday Night
 
 Mostly clear, with a low around 50.
Monday
 
 Sunny, with a high near 73.
Monday Night
 
 Mostly clear, with a low around 52.
Tuesday
 
 Sunny, with a high near 72.
Tuesday Night
 
 Mostly clear, with a low around 52.
Wednesday
 
 Sunny, with a high near 67.

 

Forecast from NOAA-NWS for San Bruno CA.