• Tonight

    Apr 18

    Lo 50°

    Thickening clouds

    Bicycling Weather
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      18 mph
    more
  • Sat

    Apr 19

    62°Lo 50°

    Areas of low clouds, then sun

    Very Good for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      18 mph
    more
  • Sun

    Apr 20

    66°Lo 52°

    Clouds giving way to some sun

    Excellent for biking
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      16 mph
  • Mon

    Apr 21

    62°Lo 50°

    Low clouds breaking

    Excellent for biking
    • Precip
      13%
    • Hours of Precip
      0
    • Wind
      Gust
      14 mph
    more
  • Tue

    Apr 22

    59°Lo 49°

    Rather cloudy, a shower; cool

    Good for biking
    • Precip
      55%
    • Hours of Precip
      1
    • Wind
      Gust
      20 mph
    more
Next Previous
Partly cloudy 61° Lo 55° RealFeel® 56° / 51°

N

E

S

W

  • Precipitation: 2%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 68%
  • Cloud Cover: 41%
  • Dew Point: 47° F
  • Visibility: 10 mi
7 mph

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2013
High 66° 65° 91° (2009) 73°
Low 52° 49° 38° (1967) 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 13:22 of sunlight, then sets at 7:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:32 AM with 10:24 of moolight, then sets at 10:56 AM

Top Story

San Bruno Weather Report

San Francisco: No Rain in Sight, Morning Clouds to Break for Afternoon Sunshine

April 18, 2014; 2:06 PM ET

Through the holiday weekend, morning clouds will give way to mostly sunny skies. 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.