• Today

    Mar 3

    63°Lo 34°

    Plenty of sunshine

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      3%
    • Hours of Precip
      0
  • Wed

    Mar 4

    64°Lo 34°

    Plenty of sun

    Watch for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      6%
    • Hours of Precip
      0
    more
  • Thu

    Mar 5

    66°Lo 37°

    Plenty of sun

    Watch for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Fri

    Mar 6

    70°Lo 39°

    Plenty of sunshine

    Watch for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Sat

    Mar 7

    71°Lo 41°

    Plenty of sunshine

    Watch for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
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  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Clear
Clear
Clear
Clear
Mostly Clear
Sunny
Sunny
Sunny
Temp (°F) 41° 39° 38° 37° 36° 37° 43° 50°
RealFeel® 45° 44° 43° 42° 41° 36° 44° 58°
Humidity 89% 96% 100% 100% 100% 96% 89% 80%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
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Snow
 
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Ice
 
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  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 0 0 0 0 0 5 NNE 5 N 0
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 0% 0% 0% 0% 10% 0% 0% 0%
Dew Point 38° 38° 38° 37° 36° 36° 40° 44°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Mar 3

more Historical Weather Data >
  Today Normal Record 3/3/2014
High 63° 65° 84° (1929) 59°
Low 34° 43° 27° (1966) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 11:26 of sunlight, then sets at 6:04 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:34 PM with 13:19 of moolight, then sets at 5:53 AM

Napa Weather Report

San Francisco: Dry Pattern to Return Bringing Sunny, Warm Days

March 3, 2015; 12:44 PM ET

San Francisco will get progressively warmer everyday this week, reaching 70 degrees F by the weekend. 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.

Tue. Hair Frizz

Tue. Wind Maps

Tue. UV Index