• Today

    Aug 27

    87°Lo 54°

    Decreasing clouds

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

    Aug 28

    83°Lo 55°

    Mostly sunny

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

    Aug 29

    82°Lo 54°

    Partly sunny

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

    Aug 30

    86°Lo 55°

    Low clouds, then some sun

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      60%
    more
  • Sun

    Aug 31

    83°Lo 55°

    Partly sunny

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Cloudy
Cloudy
Partly Sunny
Cloudy
Cloudy
Cloudy
Partly Sunny
Sunny
Temp (°F) 55° 54° 54° 58° 58° 64° 65° 70°
RealFeel® 56° 54° 55° 60° 61° 66° 71° 80°
Humidity 91% 93% 95% 93% 93% 75% 75% 63%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
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%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 0 0 1 NW 0 0 3 WSW 5 N 0
UV Index 0 0 0 0 1 2 5 6
Cloud Cover 64% 56% 46% 100% 100% 100% 35% 0%
Dew Point 52° 52° 53° 56° 56° 56° 57° 57°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Aug 27

more Historical Weather Data >
  Today Normal Record 8/27/2013
High 87° 90° 103° (2008) 89°
Low 54° 52° 42° (2005) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:35 AM with 13:13 of sunlight, then sets at 7:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:35 AM with 12:10 of moolight, then sets at 8:45 PM

Top Story

Santa Rosa Weather Report

San Francisco: Bright, Sunny for Holiday Weekend

August 27, 2014; 7:13 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