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Next 5 Days
  • Early AM

    Sep 1

    Clear Lo 60°
    more
  • Today

    Sep 1

    Plenty of sunshine 84°Lo 61°
    more
  • Tue

    Sep 2

    Sunny and not as warm 75°Lo 60°
  • Wed

    Sep 3

    Clouds, then sun 75°Lo 60°
    more
  • Thu

    Sep 4

    Partly sunny 75°Lo 60°
    more
< Previous 8 hours Next 8 hours >
  Tue
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 63° 62° 62° 62° 61° 61° 62° 64°
RealFeel® 61° 60° 60° 59° 59° 59° 61° 65°
Humidity 81% 82% 83% 83% 85% 86% 84% 81%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 4 W 4 WSW 5 WSW 5 WSW 5 WSW 5 WSW 5 WSW 5 WSW
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 10% 10% 10% 10% 10% 10% 10% 10%
Dew Point 57° 57° 57° 57° 57° 57° 58° 58°
Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2013
High 75° N/A N/A 76°
Low 60° N/A N/A 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 12:57 of sunlight, then sets at 7:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:20 PM with 10:22 of moolight, then sets at 12:42 AM

Top Story

Castro Valley Weather Report

San Francisco: Bright, Sunny for First Week of September

September 1, 2014; 1:53 AM ET

San Francisco will see abundant sunshine through at least Thursday. more >

ABC 7 San Francisco Headlines

49ers' McDonald released on bail after domestic violence arrest

San Francisco 49ers defensive end Ray McDonald has been released on $25,000 bail following his arrest on domestic violence charges.

Police arrest suspect accused of shooting five people in Livermore

Napa residents seek comfort at church following earthquake