• Early AM

    Mar 3

    Lo 45°

    Mainly clear

    Bicycling Weather
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Today

    Mar 3

    63°Lo 46°

    Plenty of sunshine

    Excellent for biking
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
  • Wed

    Mar 4

    65°Lo 46°

    Mostly sunny

    Excellent for biking
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
  • Thu

    Mar 5

    67°Lo 46°

    Plenty of sun

    Excellent for biking
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
    more
  • Fri

    Mar 6

    67°Lo 47°

    Plenty of sunshine

    Excellent for biking
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 47° 47° 46° 47° 49° 52° 56° 59°
RealFeel® 49° 48° 47° 48° 51° 57° 63° 67°
Humidity 80% 82% 83% 81% 78% 71% 65% 59%
   
  4am 5am 6am 7am 8am 9am 10am 11am
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%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 2 S 2 S 4 ESE 4 E 4 E 5 ENE 5 ENE 5 NE
UV Index 0 0 0 0 1 2 4 5
Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
Dew Point 42° 41° 41° 41° 42° 43° 44° 45°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Mar 4

more Historical Weather Data >
  Today Normal Record 3/4/2014
High 65° 61° 77° (1984) 62°
Low 46° 47° 35° (1966) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:37 AM with 11:29 of sunlight, then sets at 6:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:30 PM with 12:54 of moolight, then sets at 6:24 AM

San Bruno Weather Report

San Francisco: Dry Pattern to Return Bringing Sunny, Warm Days

March 3, 2015; 5:44 AM ET

San Francisco will get progressively warmer everyday this week, reaching 70 degrees F by the weekend. 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.