• Today

    Oct 20

    67°Lo 54°

    A touch of afternoon rain

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Tue

    Oct 21

    67°Lo 54°

    Partly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Wed

    Oct 22

    68°Lo 56°

    Sunshine and patchy clouds

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    Oct 23

    70°Lo 58°

    Mostly sunny and pleasant

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    Oct 24

    68°Lo 56°

    Mostly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Partly cloudy 60° Lo 57° RealFeel® 52° / 49°

N

E

S

W

  • Precipitation: 2%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 78%
  • Cloud Cover: 39%
  • Dew Point: 51° F
  • Visibility: 10 mi
17 mph

Temperature History - Oct 21

more Historical Weather Data >
  Today Normal Record 10/21/2013
High 67° 69° 89° (1929) 57°
Low 54° 53° 47° (1892) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:24 AM with 11:00 of sunlight, then sets at 6:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:16 AM with 12:03 of moolight, then sets at 5:19 PM

San Francisco Weather Report

Rain to Arrive in San Francisco Early This Week

October 20, 2014; 12:55 PM ET

A chance of rain is expected on Monday as a Pacific storm moves through the Northwest United States. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Tue. Snow Day Potential