• Today

    Sep 17

    100°Lo 67°

    A heavy afternoon t-storm

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

    Sep 18

    87°Lo 62°

    Sunny to partly cloudy

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

    Sep 19

    85°Lo 61°

    Partly sunny

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

    Sep 20

    86°Lo 60°

    Mostly sunny

    Low ragweed pollen levels
    • Precip
      3%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      18%
    more
  • Sun

    Sep 21

    89°Lo 62°

    Plenty of sunshine

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      9%
    more
Next Previous
Hi 87° RealFeel® 89° Precipitation 1%

Day

N

E

S

W

  • WSW 7 mph
  • Gusts: 12 mph

Sunny to partly cloudy

  • Max UV Index: 7 (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 62° RealFeel® 60° Precipitation 3%

Night

N

E

S

W

  • W 4 mph
  • Gusts: 8 mph

Mainly clear early, then areas of low clouds forming

  • 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

Pomona 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 87° 88° N/A 82°
Low 62° 60° N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 12:18 of sunlight, then sets at 6:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:43 AM with 13:55 of moolight, then sets at 3:38 PM

Top Story

Pomona Weather Report

Los Angeles: Odile to Slice Through Heat by Late Week, Stir Rough Surf

September 17, 2014; 1:20 AM ET

Extremely warm temperatures will remain throughout the Los Angeles Basin for the next couple of days, but by week's end temperatures are expected to become fairly typical. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps