• 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
    more
  • Tue

    Sep 2

    79°Lo 53°

    Low clouds, then sun

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

    Sep 3

    80°Lo 54°

    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

    78°Lo 52°

    Partly sunny

    Low ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      60%
  • 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 >
  Thu
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 59° 63° 67° 71° 74° 76° 78° 77°
RealFeel® 61° 66° 69° 74° 77° 79° 79° 76°
Humidity 90% 82% 74% 67% 59% 53% 50% 50%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
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%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 4 S 5 S 5 S 6 SSW 7 SSW 7 SSW 8 SSW 8 SSW
UV Index 1 3 4 5 5 5 4 3
Cloud Cover 76% 76% 76% 76% 76% 45% 45% 45%
Dew Point 56° 57° 59° 60° 59° 58° 58° 57°
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 4

more Historical Weather Data >
  Today Normal Record 9/4/2013
High 78° N/A N/A 80°
Low 52° N/A N/A 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:43 AM with 12:53 of sunlight, then sets at 7:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:15 PM with 10:31 of moolight, then sets at 2:46 AM

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 >

Thu. Dust & Dander

Thu. Wind Maps