• Early AM

    Jul 12

    Lo 56°

    Partly to mostly cloudy

    Outdoor Barbecue Weather
    • Precip
      0%
    • Hi
      RealFeel
      75°
    • Wind
      Speed
      7 mph
    more
  • Today

    Jul 12

    71°Lo 55°

    Mostly sunny

    Excellent for an outdoor bbq
    • Precip
      0%
    • Hi
      RealFeel
      75°
    • Wind
      Gust
      14 mph
  • Sun

    Jul 13

    72°Lo 55°

    Mostly sunny

    Excellent for an outdoor bbq
    • Precip
      0%
    • Hi
      RealFeel
      75°
    • Wind
      Gust
      12 mph
    more
  • Mon

    Jul 14

    77°Lo 62°

    Mostly sunny

    Excellent for an outdoor bbq
    • Precip
      0%
    • Hi
      RealFeel
      81°
    • Wind
      Gust
      11 mph
    more
  • Tue

    Jul 15

    77°Lo 60°

    Sunshine and patchy clouds

    Excellent for an outdoor bbq
    • Precip
      0%
    • Hi
      RealFeel
      81°
    • Wind
      Gust
      12 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Cloudy
Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 56° 58° 58° 58° 58° 58° 60° 61°
RealFeel® 52° 54° 55° 56° 56° 57° 61° 65°
Humidity 96% 90% 88% 88% 90% 90% 85% 82%
   
  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) 7 WNW 6 WNW 5 WNW 4 WNW 4 WNW 4 WNW 4 WNW 5 WNW
UV Index 0 0 0 0 0 0 1 3
Cloud Cover 70% 58% 47% 37% 31% 27% 25% 25%
Dew Point 55° 55° 55° 55° 55° 55° 55° 55°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Jul 12

more Historical Weather Data >
  Today Normal Record 7/12/2013
High 71° N/A N/A 73°
Low 55° N/A N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:56 AM with 14:35 of sunlight, then sets at 8:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:39 PM with 10:53 of moolight, then sets at 7:32 AM

Top Story

Castro Valley Weather Report

San Francisco: Partially Sunny Skies, Rise in Temperature Ahead

July 12, 2014; 3:59 AM ET

San Francisco will see a rise in temperatures over the next several days as partially cloudy skies make way for plenty of sunshine. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.

Sat. Outdoor Entertaining

Sat. Wind Maps

Sat. UV Index