San Francisco, Portola Valley Weather

37.3749° N, 122.197° W
25.09.2026
  • Too light wind – kite foiling only (4.1 m/s)
  • Wave height – experience required (2.1 m)
26.09.2026
  • Wind too light – not suitable (3.6 m/s)
  • Wave height – experience required (2.2 m)
27.09.2026
  • Too light wind – kite foiling only (4.8 m/s)
  • Significant gusts forecast (8.1 m/s)
28.09.2026
  • Wind too light – not suitable (3.7 m/s)
  • Wave height – experience required (2.1 m)
29.09.2026
  • Wind too light – not suitable (3.5 m/s)
  • Wave height – experience required (2.3 m)
30.09.2026
  • Wind too light – not suitable (3.0 m/s)
  • Wave height – experience required (2.7 m)
01.10.2026
  • Wind too light – not suitable (3.1 m/s)
  • Wave height – experience required (2.4 m)
*Experimental

New feature: Breeze Index! See how likely a breeze is to form, right in the forecast. Available in weather alerts and the meteogram.

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Current Conditions in Portola Valley

                                                                   
          
          
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Feels like
Wind Humidity Moon rise
 
 
 
UV Index Pressure Moon
 
 
 
Wind UV Index
 
 
Humidity Pressure
 
 
Moon rise Moon
 
 

Portola Valley, Hourly Forecast

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Today
 
Air temperature,°C
 
Wind force & direction, knots
 
 
 
UV index
 

San Francisco Portola Valley 10-day weather forecast

Closest meteostation (1.99km):

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