• Today

    Aug 27

    70°Lo 58°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sun

    Aug 28

    69°Lo 57°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Aug 29

    68°Lo 59°

    Low clouds, then sun and cool

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Aug 30

    70°Lo 59°

    Clouds, then sun and cool

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Aug 31

    68°Lo 58°

    Clouds breaking for sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 70° RealFeel® 75° Precipitation 1%

Day

N

E

S

W

  • WSW 7 mph
  • Gusts: 15 mph

Low clouds followed by sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 58° RealFeel® 58° Precipitation 2%

Night

N

E

S

W

  • W 5 mph
  • Gusts: 13 mph

Mainly clear this evening; late-night low clouds

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • 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 27

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Low

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

Temperature History - Aug 27

more Historical Weather Data >
  Today Normal Record 8/27/2015
High 70° 73° 94° (1993) 86°
Low 58° 56° 46° (1952) 61°

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 2:01 AM with 14:29 of moolight, then sets at 4:30 PM

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps