• Today

    Aug 29

    79°Lo 55°

    Cooler with clearing

    Watch for hair frizz
    • Wind
      Gust
      24 mph
    • Precip
      24%
    • Hours of Precip
      0
    more
  • Sun

    Aug 30

    82°Lo 53°

    Areas of low clouds, then sun

    Watch for hair frizz
    • Wind
      Gust
      22 mph
    • Precip
      6%
    • Hours of Precip
      0
  • Mon

    Aug 31

    81°Lo 54°

    Areas of low clouds, then sun

    Watch for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Tue

    Sep 1

    79°Lo 53°

    Partly sunny

    Advisory for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Wed

    Sep 2

    77°Lo 52°

    Areas of low clouds, then sun

    Watch for hair frizz
    • Wind
      Gust
      24 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Clear
Mostly Clear
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 62° 61° 60° 59° 58° 58° 56° 55°
RealFeel® 58° 58° 57° 57° 55° 55° 54° 53°
Humidity 88% 90% 91% 92% 93% 92% 95% 98%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 9 W 8 W 8 W 7 WNW 7 W 7 WNW 6 WNW 6 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 11% 11% 76% 76% 76% 76% 76% 76%
Dew Point 58° 58° 57° 57° 56° 55° 55° 54°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Aug 30

more Historical Weather Data >
  Today Normal Record 8/30/2014
High 82° 84° 103° (1968) 90°
Low 53° 55° 38° (1932) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 13:06 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:24 PM with 12:28 of moolight, then sets at 8:52 AM

Napa Weather Report

San Francisco: Sunshine, Dry Conditions to Span the Weekend

August 29, 2015; 1:07 PM ET

Dry conditions are expected to continue across the area for the foreseeable future. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Sun. Hair Frizz

Sun. Wind Maps

Sun. UV Index