• Today

    Aug 29

    75°Lo 61°

    Rain, then a shower

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Aug 30

    81°Lo 63°

    Partly sunny and warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Aug 31

    84°Lo 66°

    Sunny, warm and humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Tue

    Sep 1

    85°Lo 66°

    Sunny, warm and humid

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

    Sep 2

    86°Lo 67°

    Mostly sunny, warm and humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 84° RealFeel® 91° Precipitation 7%

Day

N

E

S

W

  • S 8 mph
  • Gusts: 13 mph

Warm and humid with plenty of sunshine

  • Max UV Index: 6 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 66° RealFeel® 66° Precipitation 8%

Night

N

E

S

W

  • S 5 mph
  • Gusts: 8 mph

Clear and humid

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2014
High 84° 80° 92° (2012) 81°
Low 66° 59° 40° (1967) 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:12 of sunlight, then sets at 7:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:44 PM with 13:02 of moolight, then sets at 9:46 AM

DeKalb Weather Report

Chicago: Heat, Humidity to Build Through Week

August 29, 2015; 1:26 PM ET

A turn to warmer conditions is in store for the Chicago area heading into the new week. more >

Mon. Dust & Dander

Mon. Wind Maps