• Wed

    May 20

    70°Lo 54°

    Sunny

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

    May 21

    69°Lo 52°

    Partly sunny

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    May 22

    66°Lo 50°

    A blend of sun and clouds

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sat

    May 23

    70°Lo 54°

    Considerable clouds

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    May 24

    72°Lo 57°

    Abundant sunshine

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 66° RealFeel® 72° Precipitation 8%

Day

N

E

S

W

  • W 9 mph
  • Gusts: 23 mph

A blend of sun and clouds

  • Max UV Index: 8 (Very 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 50° RealFeel® 47° Precipitation 6%

Night

N

E

S

W

  • WNW 9 mph
  • Gusts: 22 mph

Partly cloudy

  • 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 22

more Historical Weather Data >
  Today Normal Record 5/22/2014
High 66° 68° 83° (1954) 70°
Low 50° 52° 44° (1952) 54°

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 10:14 AM with 14:03 of moolight, then sets at 12:17 AM

San Bruno Weather Report

San Francisco: Seasonable Weather to Hold Through Week

May 5, 2015; 7:47 PM ET

While a few showers will pass east of the Bay Area, seasonable weather and sunshine will hold in place through the weekend. 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.