National Weather Service Forecast for: 5 Miles SW Portola Valley CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 7:35 pm PST Dec 4, 2025
 
Overnight

Overnight: Mostly clear, with a steady temperature around 48. Northeast wind around 7 mph.
Mostly Clear
Friday

Friday: Sunny, with a high near 63. Northeast wind 5 to 7 mph.
Sunny
Friday
Night
Friday Night: Partly cloudy, with a low around 48. Calm wind.
Partly Cloudy
Saturday

Saturday: Sunny, with a high near 62. North northeast wind 3 to 8 mph.
Sunny
Saturday
Night
Saturday Night: Partly cloudy, with a low around 48. North northeast wind 3 to 7 mph.
Partly Cloudy
Sunday

Sunday: Mostly sunny, with a high near 63.
Mostly Sunny
Sunday
Night
Sunday Night: Partly cloudy, with a low around 48.
Partly Cloudy
Monday

Monday: Mostly sunny, with a high near 64.
Mostly Sunny
Monday
Night
Monday Night: Partly cloudy, with a low around 48.
Partly Cloudy
Lo 48 °F Hi 63 °F Lo 48 °F Hi 62 °F Lo 48 °F Hi 63 °F Lo 48 °F Hi 64 °F Lo 48 °F

 

Overnight
 
Mostly clear, with a steady temperature around 48. Northeast wind around 7 mph.
Friday
 
Sunny, with a high near 63. Northeast wind 5 to 7 mph.
Friday Night
 
Partly cloudy, with a low around 48. Calm wind.
Saturday
 
Sunny, with a high near 62. North northeast wind 3 to 8 mph.
Saturday Night
 
Partly cloudy, with a low around 48. North northeast wind 3 to 7 mph.
Sunday
 
Mostly sunny, with a high near 63.
Sunday Night
 
Partly cloudy, with a low around 48.
Monday
 
Mostly sunny, with a high near 64.
Monday Night
 
Partly cloudy, with a low around 48.
Tuesday
 
Mostly sunny, with a high near 65.
Tuesday Night
 
Partly cloudy, with a low around 49.
Wednesday
 
Mostly sunny, with a high near 66.
Wednesday Night
 
Partly cloudy, with a low around 49.
Thursday
 
Sunny, with a high near 66.

 

Forecast from NOAA-NWS for 5 Miles SW Portola Valley CA.