• Early AM

    Jul 3

    Lo 59°

    Partly to mostly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Today

    Jul 3

    73°Lo 58°

    Partly sunny and nice

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

    Jul 4

    72°Lo 58°

    Low clouds followed by sun

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

    Jul 5

    72°Lo 56°

    Low clouds, then sun

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

    Jul 6

    71°Lo 57°

    Partly sunny

    Low ragweed pollen levels
    • Precip
      1%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      44%
    more
Next Previous
Hi 72° RealFeel® 76° Precipitation 2%

Day

N

E

S

W

  • WNW 9 mph
  • Gusts: 16 mph

Low clouds giving way to sunshine

  • Max UV Index: 8 (Very 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 58° RealFeel® 57° Precipitation 2%

Night

N

E

S

W

  • WSW 6 mph
  • Gusts: 14 mph

Clear to partly cloudy

  • 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 - July 4

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 4

more Historical Weather Data >
  Today Normal Record 7/4/2014
High 72° 72° 85° (1973) 68°
Low 58° 55° 46° (1954) 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:53 AM with 14:42 of sunlight, then sets at 8:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:51 PM with 11:01 of moolight, then sets at 8:52 AM

San Bruno Weather Report

San Francisco: Warm, Dry Through the Independence Day Weekend

July 3, 2015; 12:40 AM ET

The San Francisco area will remain dry and warm into the Independence Day weekend. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps