• Today

    Sep 21

    71°Lo 61°

    Areas of low clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Mon

    Sep 22

    72°Lo 60°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Tue

    Sep 23

    74°Lo 61°

    Areas of low clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Wed

    Sep 24

    74°Lo 64°

    Mostly cloudy

    Low ragweed pollen levels
    • Precip
      18%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      76%
    more
  • Thu

    Sep 25

    71°Lo 61°

    Partly sunny with a shower

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      55%
    more
Next Previous
Hi 72° RealFeel® 73° Precipitation 1%

Day

N

E

S

W

  • WNW 8 mph
  • Gusts: 13 mph

Areas of low clouds early; otherwise, mostly sunny

  • Max UV Index: 6 (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 60° RealFeel® 57° Precipitation 1%

Night

N

E

S

W

  • W 5 mph
  • Gusts: 11 mph

Mainly clear early, then areas of low clouds forming

  • 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 - September 22

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 22

more Historical Weather Data >
  Today Normal Record 9/22/2013
High 72° 74° 91° (1946) 70°
Low 60° 56° 48° (1981) 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:57 AM with 12:10 of sunlight, then sets at 7:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:33 AM with 12:43 of moolight, then sets at 6:16 PM

Top Story

San Bruno Weather Report

Dry, Sunny Weather Continues for San Francisco

September 21, 2014; 3:10 AM ET

Sunny skies will bathe the Bay Area for the new week. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps