• Wed

    May 18

    74°Lo 55°

    Cloudy

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      3%
    • Hi
      RealFeel
      78°
    more
  • Thu

    May 19

    71°Lo 54°

    Sunny

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      6%
    • Hi
      RealFeel
      75°
    more
  • Fri

    May 20

    69°Lo 54°

    Partly sunny

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      7%
    • Hi
      RealFeel
      73°
    more
  • Sat

    May 21

    66°Lo 52°

    Clouds giving way to some sun

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      7%
    • Hi
      RealFeel
      71°
  • Sun

    May 22

    64°Lo 53°

    Plenty of clouds

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      7%
    • Hi
      RealFeel
      65°
    more
Next Previous
Hi 66° RealFeel® 71° Precipitation 8%

Day

N

E

S

W

  • W 9 mph
  • Gusts: 22 mph

Clouds giving way to some sun

  • 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 52° RealFeel® 50° Precipitation 7%

Night

N

E

S

W

  • WNW 9 mph
  • Gusts: 22 mph

Increasing cloudiness

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

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2015
High 66° 68° 92° (2000) 67°
Low 52° 52° 45° (1974) 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:55 AM with 14:23 of sunlight, then sets at 8:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:14 PM with 10:33 of moolight, then sets at 6:47 AM

San Bruno Weather Report

San Francisco: Showery weather to arrive by late week

May 4, 2016; 4:34 AM ET

Clouds and showers will move into the Bay Area following a dry start to May. more >