• Early AM

    Jul 28

    Lo 59°

    Partly to mostly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Today

    Jul 28

    82°Lo 60°

    Partly sunny

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

    Jul 29

    81°Lo 60°

    Partly sunny

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

    Jul 30

    82°Lo 61°

    Mostly sunny

    Low ragweed pollen levels
    • Precip
      1%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      15%
    more
  • Thu

    Jul 31

    82°Lo 60°

    Mostly sunny

    Low ragweed pollen levels
    • Precip
      1%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      22%
    more
Next Previous
Hi 82° RealFeel® 85° Precipitation 1%

Day

N

E

S

W

  • NNW 7 mph
  • Gusts: 11 mph

Areas of low clouds, then some sun

  • 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 60° RealFeel® 59° Precipitation 4%

Night

N

E

S

W

  • WSW 4 mph
  • Gusts: 8 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

Palo Alto Pollen Levels - July 28

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 28

more Historical Weather Data >
  Today Normal Record 7/28/2013
High 82° 79° N/A 72°
Low 60° 56° N/A 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

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

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:53 AM with 13:15 of moolight, then sets at 9:08 PM

Top Story

Palo Alto Weather Report

California Wildfires Continue in Sierra Nevada Foothills, Yosemite National Park

July 28, 2014; 3:18 AM ET

A wildfire that has already destroyed at least 17 structures is threatening more than 500 more in the Sierra Nevada foothills near Plymouth, California, state fire officials said Sunday. more >

Battling the Common Cold

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

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps