• Today

    Aug 20

    68°Lo 58°

    Clouds breaking for sun

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      70°
    • Wind
      Speed
      8 mph
    more
  • Thu

    Aug 21

    71°Lo 58°

    Low clouds, then some sun

    Poor for home energy
    • Avg
      RealFeel
      65°
    • Hi
      RealFeel
      75°
    • Wind
      Speed
      6 mph
  • Fri

    Aug 22

    69°Lo 56°

    Low clouds, then sun

    Poor for home energy
    • Avg
      RealFeel
      62°
    • Hi
      RealFeel
      70°
    • Wind
      Speed
      10 mph
    more
  • Sat

    Aug 23

    72°Lo 57°

    Low clouds, then some sun

    Poor for home energy
    • Avg
      RealFeel
      66°
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      6 mph
    more
  • Sun

    Aug 24

    72°Lo 57°

    Low clouds, then sunshine

    Poor for home energy
    • Avg
      RealFeel
      65°
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      6 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
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Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 59° 58° 58° 58° 59° 59° 60° 62°
RealFeel® 56° 56° 56° 56° 56° 57° 58° 63°
Humidity 86% 87% 88% 87% 87% 88% 86% 81%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
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0%
 
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0%
Snow
 
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Ice
 
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  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 5 WSW 5 WSW 5 SW 4 SW 4 SW 4 SSW 4 SSW 4 SSW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 95% 95% 95% 95% 95% 95% 95% 95%
Dew Point 55° 54° 54° 55° 55° 55° 56° 56°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Aug 21

more Historical Weather Data >
  Today Normal Record 8/21/2013
High 71° 69° 88° (1891) 66°
Low 58° 55° 47° (1898) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:30 AM with 13:25 of sunlight, then sets at 7:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:08 AM with 14:18 of moolight, then sets at 5:26 PM

Top Story

San Francisco Weather Report

Firefighters Race to Contain Blaze Near Yosemite

August 20, 2014; 4:16 PM ET

All evacuation orders were lifted as containment increased early Wednesday. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index