• Today

    Aug 27

    74°Lo 60°

    Sunny

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

    Aug 28

    73°Lo 59°

    Mostly sunny

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

    Aug 29

    71°Lo 59°

    Partly sunny

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

    Aug 30

    74°Lo 59°

    Low clouds breaking

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      61%
    more
  • Sun

    Aug 31

    75°Lo 58°

    Low clouds, then some sun

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 73° RealFeel® 75° Precipitation 1%

Day

N

E

S

W

  • WNW 8 mph
  • Gusts: 15 mph

Mostly sunny

  • 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 59° RealFeel® 56° Precipitation 0%

Night

N

E

S

W

  • WNW 5 mph
  • Gusts: 11 mph

Mainly clear

  • 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 28

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Aug 28

more Historical Weather Data >
  Today Normal Record 8/28/2013
High 73° 73° 95° (2009) 75°
Low 59° 56° 49° (1952) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 13:09 of sunlight, then sets at 7:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:30 AM with 11:46 of moolight, then sets at 9:16 PM

Top Story

San Bruno Weather Report

San Francisco: Bright, Sunny for Holiday Weekend

August 27, 2014; 4:13 PM ET

San Francisco will see abundant sunshine over the next several days and stretching into the holiday weekend. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps