• Today

    Jul 29

    78°Lo 60°

    Sunny to partly cloudy

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

    Jul 30

    80°Lo 61°

    Partly sunny

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

    Jul 31

    79°Lo 60°

    Areas of low clouds, then sun

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

    Aug 1

    78°Lo 61°

    Areas of low clouds, then sun

    Low ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      46%
    more
  • Sat

    Aug 2

    80°Lo 61°

    Mostly sunny and nice

    Ragweed Pollen Weather
    • Precip
      2%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      12%
    more
Next Previous
Hi 78° RealFeel® 81° Precipitation 3%

Day

N

E

S

W

  • NW 7 mph
  • Gusts: 15 mph

Sunny to partly cloudy

  • Max UV Index: 8 (Very 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 60° RealFeel® 58° Precipitation 1%

Night

N

E

S

W

  • WNW 4 mph
  • Gusts: 9 mph

Partly cloudy

  • 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 Mateo Pollen Levels - July 29

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 29

more Historical Weather Data >
  Today Normal Record 7/29/2013
High 78° 77° N/A 69°
Low 60° 54° N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:11 AM with 14:09 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:49 AM with 12:51 of moolight, then sets at 9:40 PM

Top Story

San Mateo Weather Report

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July 29, 2014; 1:39 PM ET

A wildfire that has already destroyed at least 50 structures is threatening more in the Sierra Nevada foothills near Plymouth, California, according to state fire officials. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps