• Early AM

    May 24

    Lo 52°

    Cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Today

    May 24

    66°Lo 52°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Mon

    May 25

    65°Lo 52°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Tue

    May 26

    67°Lo 53°

    Partly sunny

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      51%
    more
  • Wed

    May 27

    70°Lo 55°

    Sunny to partly cloudy

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      18%
    more
Next Previous
Next 8 hours >
  Sun
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 54° 54° 54° 53° 52° 53° 53° 54°
RealFeel® 48° 50° 52° 52° 52° 53° 54° 54°
Humidity 87% 87% 87% 87% 88% 86% 85% 83%
   
  12am 1am 2am 3am 4am 5am 6am 7am
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%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 10 WNW 8 WNW 7 WNW 6 W 4 W 4 WSW 4 WSW 4 SW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 100% 90% 100% 100% 100% 99% 96% 95%
Dew Point 50° 50° 50° 49° 49° 49° 49° 49°
Middle Grid line 55 F Middle Grid line 50 F

Temperature History - May 24

more Historical Weather Data >
  Today Normal Record 5/24/2014
High 66° 68° 91° (1982) 67°
Low 52° 52° 45° (1953) 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:54 AM with 14:26 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:07 PM with 13:21 of moolight, then sets at 1:28 AM

San Bruno Weather Report

San Francisco: Cool, Cloudy Weather to Linger for Holiday Weekend

May 23, 2015; 6:17 PM ET

More clouds and cooler weather can be expected across the Bay Area through the holiday weekend and into the new week. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps