• Today

    May 23

    63°Lo 53°

    Clouds giving way to some sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sun

    May 24

    65°Lo 55°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Mon

    May 25

    68°Lo 56°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Tue

    May 26

    67°Lo 55°

    Mostly cloudy

    Low ragweed pollen levels
    • Precip
      3%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      83%
    more
  • Wed

    May 27

    68°Lo 54°

    Times of clouds and sun

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      69%
    more
Next Previous
Hi 68° RealFeel® 71° Precipitation 5%

Day

N

E

S

W

  • WSW 10 mph
  • Gusts: 16 mph

Low clouds giving way to sunshine

  • 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 56° RealFeel® 50° Precipitation 40%

Night

N

E

S

W

  • SW 9 mph
  • Gusts: 14 mph

Considerable cloudiness with a shower in the area

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.02 in
  • Rain: 0.02 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - May 25

more Historical Weather Data >
  Today Normal Record 5/25/2014
High 68° 68° 87° (1951) 72°
Low 56° 52° 45° (1967) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:53 AM with 14:27 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:02 PM with 12:58 of moolight, then sets at 2:00 AM

San Bruno Weather Report

San Francisco: Cool, Cloudy Weather to Linger for Holiday Weekend

May 23, 2015; 5:17 AM ET

More clouds and cooler weather can be expected across the Bay Area through the holiday weekend and into the new week. more >

Mon. Dust & Dander

Mon. Wind Maps