• Today

    Sep 17

    66°Lo 45°

    Mostly sunny and nice

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

    Sep 18

    66°Lo 48°

    Mostly sunny and nice

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

    Sep 19

    70°Lo 58°

    Times of clouds and sun

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

    Sep 20

    75°Lo 57°

    A couple of p.m. t-storms

    Low ragweed pollen levels
    • Precip
      74%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      78%
    more
  • Sun

    Sep 21

    72°Lo 51°

    A morning shower possible

    Ragweed Pollen Weather
    • Precip
      30%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      51%
    more
Next Previous
Hi 66° RealFeel® 73° Precipitation 4%

Day

N

E

S

W

  • W 3 mph
  • Gusts: 5 mph

Mostly sunny and nice

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 8%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 45° RealFeel® 43° Precipitation 1%

Night

N

E

S

W

  • NE 3 mph
  • Gusts: 6 mph

Clear and chilly

  • 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

DeKalb Pollen Levels - September 17

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 66° 74° 85° (1997) 71°
Low 45° 52° 40° (1990) 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:37 AM with 12:24 of sunlight, then sets at 7:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:33 AM with 14:41 of moolight, then sets at 3:14 PM

Top Story

DeKalb Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 17, 2014; 1:12 AM ET

The cooler, below-average conditions responsible for the fall-like feel will hold through the end of the week over the Chicago area. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps