• Today

    Dec 18

    58°Lo 49°

    A passing shower this morning

    Very Good for running
    • Precip
      55%
    • Hours of Precip
      2.5
    • Wind
      Gust
      7 mph
  • Fri

    Dec 19

    59°Lo 45°

    A little morning rain

    Poor for running
    • Precip
      66%
    • Hours of Precip
      2
    • Wind
      Gust
      7 mph
    more
  • Sat

    Dec 20

    58°Lo 48°

    Periods of sun

    Very Good for running
    • Precip
      25%
    • Hours of Precip
      2.5
    • Wind
      Gust
      6 mph
    more
  • Sun

    Dec 21

    63°Lo 47°

    Areas of fog in the morning

    Very Good for running
    • Precip
      10%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Mon

    Dec 22

    64°Lo 45°

    Fog in the morning; clearing

    Excellent for running
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
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Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 51° 52° 52° 51° 52° 52° 52° 52°
RealFeel® 50° 50° 50° 48° 48° 48° 48° 48°
Humidity 90% 90% 91% 93% 93% 93% 93% 93%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
5%
 
6%
 
7%
 
7%
 
11%
 
26%
 
26%
 
32%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (mph) 5 SE 5 SE 5 SE 6 SE 7 SE 8 SE 7 SE 7 SSE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 95% 95% 95% 95% 95% 99% 100% 100%
Dew Point 49° 49° 49° 49° 50° 50° 50° 50°
Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 58° N/A N/A 59°
Low 49° N/A N/A 36°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:22 AM with 9:30 of sunlight, then sets at 4:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:44 AM with 10:50 of moolight, then sets at 2:34 PM

Rohnert Park Weather Report

San Francisco: Dry Weather Ahead for the Weekend

December 18, 2014; 9:19 AM ET

Conditions will turn dry for San Francisco this weekend and last into next week. more >

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.