• Tonight

    Sep 1

    Lo 54°

    Partly cloudy

    Bicycling Weather
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      14 mph
    more
  • Tue

    Sep 2

    79°Lo 54°

    Low clouds, then sun

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
  • Wed

    Sep 3

    79°Lo 53°

    Low clouds, then some sun

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
    more
  • Thu

    Sep 4

    79°Lo 53°

    Partly sunny

    Excellent for biking
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
  • Fri

    Sep 5

    78°Lo 52°

    Low clouds, then sun

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    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) 58° 61° 65° 70° 74° 77° 79° 77°
RealFeel® 59° 64° 68° 73° 76° 80° 80° 76°
Humidity 89% 80% 71% 63% 54% 48% 45% 47%
   
  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 55° 54° 55° 56° 56° 56° 56° 55°
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 79° N/A N/A 80°
Low 53° 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 >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.