• Today

    Sep 1

    89°Lo 54°

    Plenty of sun

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

    Sep 2

    79°Lo 54°

    Low clouds, then sun

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

    Sep 3

    79°Lo 53°

    Low clouds, then some sun

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

    Sep 4

    79°Lo 53°

    Partly sunny

    Low ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      60%
    more
  • Fri

    Sep 5

    78°Lo 52°

    Low clouds, then sun

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      56%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
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  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Forecast
Sunny
Sunny
Sunny
Sunny
Clear
Clear
Clear
Clear
Temp (°F) 87° 84° 80° 75° 69° 63° 61° 60°
RealFeel® 86° 82° 76° 70° 65° 61° 59° 58°
Humidity 33% 37% 43% 53% 61% 74% 81% 85%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Rain
 
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0%
Snow
 
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Ice
 
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  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 8 SSW 8 SSW 7 SSW 6 SSW 5 SSW 4 SSW 4 SSW 4 SW
UV Index 3 2 1 0 0 0 0 0
Cloud Cover 3% 5% 7% 8% 0% 0% 0% 6%
Dew Point 55° 55° 56° 57° 56° 55° 56° 55°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F 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

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 89° N/A N/A 77°
Low 54° N/A N/A 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 13:01 of sunlight, then sets at 7:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:26 PM with 10:25 of moolight, then sets at 11:51 PM

Top Story

Rohnert Park Weather Report

San Francisco: Bright, Sunny for First Week of September

September 1, 2014; 9:25 AM ET

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

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps