• Today

    Sep 21

    64°Lo 40°

    Some sun, a shower; cooler

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

    Sep 22

    67°Lo 44°

    Mostly sunny

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

    Sep 23

    71°Lo 48°

    Mostly sunny and pleasant

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

    Sep 24

    72°Lo 46°

    A full day of sunshine

    Low ragweed pollen levels
    • Precip
      10%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      10%
    more
  • Thu

    Sep 25

    77°Lo 48°

    Sunshine and pleasant

    Ragweed Pollen Weather
    • Precip
      12%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      25%
    more
Next Previous
Hi 64° RealFeel® 61° Precipitation 42%

Day

N

E

S

W

  • NNW 13 mph
  • Gusts: 23 mph

A blend of sun and clouds with a shower in spots; breezy and cooler

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.03 in
  • Rain: 0.03 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 40° RealFeel® 39° Precipitation 40%

Night

N

E

S

W

  • NNW 4 mph
  • Gusts: 10 mph

A stray shower this evening; otherwise, mainly clear and chilly

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.01 in
  • Rain: 0.01 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Aurora Pollen Levels - September 21

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 64° 73° N/A 68°
Low 40° 52° N/A 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 12:13 of sunlight, then sets at 6:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:11 AM with 13:18 of moolight, then sets at 5:29 PM

Top Story

Aurora Weather Report

Drier Air Heads into Chicago Following Storms

September 21, 2014; 5:00 AM ET

After storms clipped Chicagoland early Sunday, drier air will filter into the area for the rest of the week. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps