• Early AM

    Aug 31

    Lo 62°

    Low clouds

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Today

    Aug 31

    76°Lo 60°

    Low clouds, then some sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Mon

    Sep 1

    78°Lo 60°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Tue

    Sep 2

    72°Lo 60°

    Low clouds followed by sun

    Low ragweed pollen levels
    • Precip
      1%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      59%
    more
  • Wed

    Sep 3

    71°Lo 59°

    Low clouds, then sun

    Low ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      57%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
8pm
9pm 10pm 11pm Mon
12am
1am 2am 3am
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Cloudy
Mostly Cloudy
Temp (°F) 65° 64° 63° 63° 62° 62° 61° 61°
RealFeel® 61° 60° 60° 59° 59° 59° 58° 58°
Humidity 75% 78% 80% 81% 82% 83% 84% 84%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (mph) 8 W 8 W 7 W 6 W 6 W 5 W 5 W 5 W
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 10% 10% 10% 10% 10% 10% 76% 82%
Dew Point 57° 57° 57° 57° 57° 57° 56° 56°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2013
High 76° 74° 89° (2005) 71°
Low 60° 56° 48° (1957) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 13:01 of sunlight, then sets at 7:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:23 PM with 10:43 of moolight, then sets at 11:06 PM

Top Story

San Bruno Weather Report

San Francisco: Bright, Sunny for First Week of September

August 31, 2014; 3:14 AM ET

San Francisco will see abundant sunshine through at least Thursday. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps