• Today

    Sep 18

    78°Lo 60°

    Clouds giving way to some sun

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

    Sep 19

    78°Lo 60°

    Mostly sunny

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

    Sep 20

    78°Lo 60°

    Mostly sunny

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

    Sep 21

    77°Lo 59°

    Plenty of sunshine

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      9%
    more
  • Mon

    Sep 22

    78°Lo 58°

    Plenty of sun

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      0%
    more
Next Previous
Hi 78° RealFeel® 77° Precipitation 16%

Day

N

E

S

W

  • WSW 8 mph
  • Gusts: 14 mph

Clouds giving way to some sun

  • Max UV Index: 4 (Moderate)
  • 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® 59° Precipitation 8%

Night

N

E

S

W

  • W 4 mph
  • Gusts: 8 mph

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 Jose Pollen Levels - September 18

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 78° 80° N/A 83°
Low 60° 57° N/A 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:52 AM with 12:19 of sunlight, then sets at 7:11 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:54 AM with 14:06 of moolight, then sets at 4:00 PM

Top Story

San Jose Weather Report

San Francisco: Sunshine, Seasonable Temperatures to Continue

September 18, 2014; 6:37 AM ET

The Bay Area will continue to feature sunshine and seasonable temperatures as the summer season comes to a close. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps