• Today

    Sep 19

    74°Lo 61°

    Low clouds followed by sun

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

    Sep 20

    72°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
  • Sun

    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
    • Precip
      1%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      47%
    more
  • Tue

    Sep 23

    73°Lo 63°

    Areas of low clouds, then sun

    Ragweed Pollen Weather
    • Precip
      3%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      48%
    more
Next Previous
Hi 74° RealFeel® 76° Precipitation 3%

Day

N

E

S

W

  • WNW 7 mph
  • Gusts: 12 mph

Low clouds followed by sunshine

  • 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 61° RealFeel® 59° Precipitation 2%

Night

N

E

S

W

  • W 5 mph
  • Gusts: 9 mph

Partly cloudy this evening followed by areas of low clouds late

  • 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 19

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 74° 74° 93° (2000) 80°
Low 61° 56° 46° (1954) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:55 AM with 12:16 of sunlight, then sets at 7:11 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:49 AM with 13:50 of moolight, then sets at 4:39 PM

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps