National Weather Service Forecast for: Los Altos CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:26 pm PDT Jun 29, 2026
 
Tonight

Tonight: Mostly clear, with a low around 56. North northwest wind around 6 mph becoming calm  in the evening.
Mostly Clear
Tuesday

Tuesday: Sunny, with a high near 81. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Sunny
Tuesday
Night
Tuesday Night: Increasing clouds, with a low around 56. South southwest wind 5 to 8 mph.
Increasing
Clouds
Wednesday

Wednesday: Mostly sunny, with a high near 77. South wind 5 to 8 mph.
Mostly Sunny
Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 55. South southwest wind 7 to 9 mph.
Partly Cloudy
Thursday

Thursday: Mostly sunny, with a high near 75.
Mostly Sunny
Thursday
Night
Thursday Night: Partly cloudy, with a low around 55.
Partly Cloudy
Friday

Friday: Mostly sunny, with a high near 79.
Mostly Sunny
Friday
Night
Friday Night: Mostly clear, with a low around 57.
Mostly Clear
Lo 56 °F Hi 81 °F Lo 56 °F Hi 77 °F Lo 55 °F Hi 75 °F Lo 55 °F Hi 79 °F Lo 57 °F

 

Tonight
 
Mostly clear, with a low around 56. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
 
Sunny, with a high near 81. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Tuesday Night
 
Increasing clouds, with a low around 56. South southwest wind 5 to 8 mph.
Wednesday
 
Mostly sunny, with a high near 77. South wind 5 to 8 mph.
Wednesday Night
 
Partly cloudy, with a low around 55. South southwest wind 7 to 9 mph.
Thursday
 
Mostly sunny, with a high near 75.
Thursday Night
 
Partly cloudy, with a low around 55.
Friday
 
Mostly sunny, with a high near 79.
Friday Night
 
Mostly clear, with a low around 57.
Independence Day
 
Mostly sunny, with a high near 80.
Saturday Night
 
Partly cloudy, with a low around 57.
Sunday
 
Mostly sunny, with a high near 79.
Sunday Night
 
Partly cloudy, with a low around 57.
Monday
 
Mostly sunny, with a high near 77.

 

Forecast from NOAA-NWS for Los Altos CA.