• Tonight

    Jul 31

    Lo 62°

    Increasing clouds

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

    Aug 1

    74°Lo 63°

    Low clouds, then some sun

    Advisory for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Sun

    Aug 2

    72°Lo 61°

    Low clouds followed by sun

    Advisory for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      2%
    • Hours of Precip
      0
  • Mon

    Aug 3

    73°Lo 60°

    Low clouds, then sun

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Tue

    Aug 4

    71°Lo 58°

    Low clouds, then sunshine

    Watch for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
Next Previous
Hi 72° RealFeel® 76° Precipitation 2%

Day

N

E

S

W

  • W 10 mph
  • Gusts: 17 mph

Low clouds giving way to sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • 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 3%

Night

N

E

S

W

  • W 7 mph
  • Gusts: 15 mph

Mainly clear

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 2

more Historical Weather Data >
  Today Normal Record 8/2/2014
High 72° 72° 91° (1946) 69°
Low 61° 56° 49° (1982) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:14 AM with 14:03 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:51 PM with 12:12 of moolight, then sets at 10:03 AM

San Bruno Weather Report

San Francisco: Dry Weather Continues in the Bay Area

July 31, 2015; 4:41 PM ET

The only fly in the ointment in the forecast will be low morning clouds which may cause travel delays at San Francisco International Airport. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Sun. Hair Frizz

Sun. Wind Maps

Sun. UV Index