National Weather Service Forecast for: Hillsborough CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:26 pm PDT Jun 19, 2026
 
Tonight

Tonight: Partly cloudy, with a low around 57. Southwest wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 21 mph.
Partly Cloudy
Saturday

Saturday: Partly sunny, then gradually becoming sunny, with a high near 72. Light southwest wind becoming west southwest 6 to 11 mph in the afternoon.
Becoming
Sunny
Saturday
Night
Saturday Night: Increasing clouds, with a low around 54. West wind 5 to 9 mph becoming calm  in the evening.
Increasing
Clouds
Sunday

Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 73. Light west southwest wind becoming west 5 to 10 mph in the afternoon.
Decreasing
Clouds
Sunday
Night
Sunday Night: Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming light west southwest  after midnight.
Partly Cloudy
Monday

Monday: Mostly sunny, with a high near 75.
Mostly Sunny
Monday
Night
Monday Night: Partly cloudy, with a low around 56.
Partly Cloudy
Tuesday

Tuesday: Mostly sunny, with a high near 76.
Mostly Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 56.
Mostly Clear
Lo 57 °F Hi 72 °F Lo 54 °F Hi 73 °F Lo 54 °F Hi 75 °F Lo 56 °F Hi 76 °F Lo 56 °F

 

Tonight
 
Partly cloudy, with a low around 57. Southwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 21 mph.
Saturday
 
Partly sunny, then gradually becoming sunny, with a high near 72. Light southwest wind becoming west southwest 6 to 11 mph in the afternoon.
Saturday Night
 
Increasing clouds, with a low around 54. West wind 5 to 9 mph becoming calm in the evening.
Sunday
 
Mostly cloudy, then gradually becoming sunny, with a high near 73. Light west southwest wind becoming west 5 to 10 mph in the afternoon.
Sunday Night
 
Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming light west southwest after midnight.
Monday
 
Mostly sunny, with a high near 75.
Monday Night
 
Partly cloudy, with a low around 56.
Tuesday
 
Mostly sunny, with a high near 76.
Tuesday Night
 
Mostly clear, with a low around 56.
Wednesday
 
Mostly sunny, with a high near 78.
Wednesday Night
 
Mostly clear, with a low around 56.
Thursday
 
Mostly sunny, with a high near 77.
Thursday Night
 
Mostly clear, with a low around 56.
Friday
 
Mostly sunny, with a high near 76.

 

Forecast from NOAA-NWS for Hillsborough CA.