• Tonight

    Sep 22

    Lo 63°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Tue

    Sep 23

    75°Lo 65°

    Areas of low clouds, then sun

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

    Sep 24

    76°Lo 62°

    Clouds and sun

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

    Sep 25

    73°Lo 59°

    Spotty showers

    Low ragweed pollen levels
    • Precip
      60%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      53%
    more
  • Fri

    Sep 26

    71°Lo 59°

    Partly sunny

    Ragweed Pollen Weather
    • Precip
      5%
    • Wind
      Speed
      11 mph
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
9pm
10pm 11pm Tue
12am
1am 2am 3am 4am
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Cloudy
Cloudy
Mostly Cloudy
Temp (°F) 64° 64° 64° 63° 63° 63° 63° 63°
RealFeel® 60° 61° 61° 61° 61° 61° 60° 60°
Humidity 80% 82% 83% 84% 85% 85% 85% 85%
   
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  9pm 10pm 11pm 12am 1am 2am 3am 4am
Wind (mph) 7 WNW 5 WNW 5 WNW 4 WNW 4 WNW 4 WNW 4 WNW 4 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 24% 24% 24% 23% 24% 91% 91% 89%
Dew Point 58° 58° 58° 58° 59° 58° 58° 58°
Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Sep 22

more Historical Weather Data >
  Today Normal Record 9/22/2013
High 72° 74° 91° (1946) 70°
Low 63° 56° 48° (1981) 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:57 AM with 12:10 of sunlight, then sets at 7:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:33 AM with 12:43 of moolight, then sets at 6:16 PM

Top Story

San Bruno Weather Report

Dry, Sunny Weather Continues for Much of the Week in San Francisco

September 22, 2014; 8:19 AM ET

Sunshine will continue for much of the region this week. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps