• Today

    Aug 21

    73°Lo 60°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Fri

    Aug 22

    70°Lo 57°

    Low clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Sat

    Aug 23

    71°Lo 58°

    Low clouds, then some sun

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Sun

    Aug 24

    73°Lo 58°

    Clouds, then sun

    Low ragweed pollen levels
    • Precip
      1%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      57%
    more
  • Mon

    Aug 25

    71°Lo 57°

    Partly sunny and beautiful

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      26%
    more
Next Previous
Hi 70° RealFeel® 71° Precipitation 4%

Day

N

E

S

W

  • W 10 mph
  • Gusts: 16 mph

Low clouds giving way to sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 6%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 57° RealFeel® 55° Precipitation 1%

Night

N

E

S

W

  • WSW 5 mph
  • Gusts: 13 mph

Mainly clear in the evening followed by late-night low clouds

  • 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

San Bruno Pollen Levels - August 22

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Aug 22

more Historical Weather Data >
  Today Normal Record 8/22/2013
High 70° 73° 90° (1999) 70°
Low 57° 56° 44° (1928) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:31 AM with 13:22 of sunlight, then sets at 7:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:01 AM with 14:03 of moolight, then sets at 6:04 PM

Top Story

San Bruno Weather Report

Firefighters Race to Contain Blaze Near Yosemite

August 21, 2014; 12:45 PM ET

All evacuation orders were lifted as containment increased early Wednesday. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps