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  • Today

    Sep 1

    Plenty of sunshine 86°Lo 56°
    more
  • Tue

    Sep 2

    Low clouds, then sunshine 77°Lo 56°
  • Wed

    Sep 3

    Low clouds followed by sun 77°Lo 56°
    more
  • Thu

    Sep 4

    Partly sunny and cool 77°Lo 54°
    more
  • Fri

    Sep 5

    Mostly sunny and cool 77°Lo 53°
    more
< Previous 8 hours Next 8 hours >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 61° 64° 67° 70° 73° 75° 77° 74°
RealFeel® 60° 64° 67° 73° 74° 77° 77° 73°
Humidity 86% 79% 72% 65% 59% 54% 50% 52%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
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%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 5 SW 5 SW 6 SW 7 SW 8 SW 9 SW 10 SW 10 SW
UV Index 1 2 3 5 5 6 5 3
Cloud Cover 95% 95% 95% 95% 95% 11% 11% 11%
Dew Point 57° 57° 58° 58° 58° 57° 57° 56°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F 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 77° 84° 109° (1955) 83°
Low 56° 54° 41° (1933) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 12:58 of sunlight, then sets at 7:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

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

Top Story

Napa 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