National Weather Service Forecast for: Foster City CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:26 pm PDT Jun 14, 2025
 
Tonight

Tonight: Partly cloudy, with a low around 51. West southwest wind 5 to 13 mph, with gusts as high as 18 mph.
Partly Cloudy
Sunday

Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 70. West wind 5 to 14 mph, with gusts as high as 18 mph.
Becoming
Sunny
Sunday
Night
Sunday Night: Mostly clear, with a low around 52. West wind 9 to 13 mph.
Mostly Clear
Monday

Monday: Partly sunny, then gradually becoming sunny, with a high near 69. West wind 7 to 15 mph, with gusts as high as 21 mph.
Becoming
Sunny
Monday
Night
Monday Night: Mostly clear, with a low around 53. West wind 9 to 17 mph, with gusts as high as 23 mph.
Mostly Clear
Tuesday

Tuesday: Sunny, with a high near 74.
Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 54.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 75.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 53.
Mostly Clear
Lo 51 °F Hi 70 °F Lo 52 °F Hi 69 °F Lo 53 °F Hi 74 °F Lo 54 °F Hi 75 °F Lo 53 °F

 

Tonight
 
Partly cloudy, with a low around 51. West southwest wind 5 to 13 mph, with gusts as high as 18 mph.
Sunday
 
Mostly cloudy through mid morning, then gradual clearing, with a high near 70. West wind 5 to 14 mph, with gusts as high as 18 mph.
Sunday Night
 
Mostly clear, with a low around 52. West wind 9 to 13 mph.
Monday
 
Partly sunny, then gradually becoming sunny, with a high near 69. West wind 7 to 15 mph, with gusts as high as 21 mph.
Monday Night
 
Mostly clear, with a low around 53. West wind 9 to 17 mph, with gusts as high as 23 mph.
Tuesday
 
Sunny, with a high near 74.
Tuesday Night
 
Mostly clear, with a low around 54.
Wednesday
 
Sunny, with a high near 75.
Wednesday Night
 
Mostly clear, with a low around 53.
Juneteenth
 
Sunny, with a high near 69.
Thursday Night
 
Mostly clear, with a low around 52.
Friday
 
Sunny, with a high near 69.
Friday Night
 
Clear, with a low around 52.
Saturday
 
Sunny, with a high near 72.

 

Forecast from NOAA-NWS for Foster City CA.