• Today

    Aug 27

    74°Lo 60°

    Sunny

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

    Aug 28

    73°Lo 59°

    Mostly sunny

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

    Aug 29

    71°Lo 59°

    Partly sunny

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

    Aug 30

    74°Lo 59°

    Low clouds breaking

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      61%
    more
  • Sun

    Aug 31

    75°Lo 58°

    Low clouds, then some sun

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      70%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
10pm
11pm Thu
12am
1am 2am 3am 4am 5am
  10pm 11pm 12am 1am 2am 3am 4am 5am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 62° 62° 61° 61° 61° 60° 60° 60°
RealFeel® 59° 59° 59° 59° 59° 58° 58° 59°
Humidity 85% 87% 89% 89% 89% 90% 90% 90%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
 
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0%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Wind (mph) 5 W 5 W 4 W 4 W 4 W 4 W 3 W 3 W
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 10% 10% 10% 10% 10% 10% 10% 10%
Dew Point 58° 58° 58° 58° 58° 57° 57° 57°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Aug 27

more Historical Weather Data >
  Today Normal Record 8/27/2013
High 74° 73° 94° (1993) 72°
Low 60° 56° 46° (1952) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:35 AM with 13:11 of sunlight, then sets at 7:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:34 AM with 12:10 of moolight, then sets at 8:44 PM

Top Story

San Bruno Weather Report

San Francisco: Bright, Sunny for Holiday Weekend

August 27, 2014; 4:13 PM ET

San Francisco will see abundant sunshine over the next several days and stretching into the holiday weekend. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps