• Tonight

    Sep 17

    Lo 61°

    Partly cloudy

    Bicycling Weather
    • Precip
      23%
    • Hours of Precip
      0
    • Wind
      Gust
      20 mph
  • Thu

    Sep 18

    75°Lo 56°

    Variable clouds with a shower

    Very Good for biking
    • Precip
      40%
    • Hours of Precip
      1
    • Wind
      Gust
      9 mph
    more
  • Fri

    Sep 19

    80°Lo 54°

    Low clouds, then sun

    Excellent for biking
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
  • Sat

    Sep 20

    78°Lo 54°

    Plenty of sunshine

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

    Sep 21

    78°Lo 53°

    Plenty of sunshine

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
    more
Next Previous
Hi 78° RealFeel® 80° Precipitation 23%

Day

N

E

S

W

  • SSW 7 mph
  • Gusts: 20 mph

Partly sunny

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 13%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 61° RealFeel® 59° Precipitation 25%

Night

N

E

S

W

  • SSW 6 mph
  • Gusts: 14 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 10%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 78° N/A N/A 79°
Low 61° N/A N/A 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 12:22 of sunlight, then sets at 7:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:02 AM with 14:24 of moolight, then sets at 3:26 PM

Top Story

Rohnert Park Weather Report

San Francisco: Sunshine, Seasonable Temperatures to Continue

September 17, 2014; 10:22 PM ET

The Bay Area will continue to feature sunshine and seasonable temperatures as the summer season comes to a close. 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.