• Today

    Aug 31

    84°Lo 67°

    Fog in the a.m.; mostly sunny

    Very Good for running
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
  • Tue

    Sep 1

    87°Lo 68°

    Fog in the a.m.; mostly sunny

    Very Good for running
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
  • Wed

    Sep 2

    89°Lo 67°

    Partly sunny, warm and humid

    Very Good for running
    • Precip
      9%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
    more
  • Thu

    Sep 3

    86°Lo 67°

    Warm and humid with sunshine

    Very Good for running
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
    more
  • Fri

    Sep 4

    87°Lo 67°

    Mostly sunny, warm and humid

    Very Good for running
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
Next Previous
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Forecast
Sunny
Sunny
Sunny
Sunny
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Clear
Clear
Temp (°F) 81° 82° 84° 82° 80° 78° 75° 72°
RealFeel® 91° 91° 90° 87° 85° 83° 78° 76°
Humidity 66% 63% 60% 65% 70% 76% 85% 89%
   
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Rain
 
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Wind (mph) 6 SSW 6 S 6 S 5 SSW 5 SSW 5 S 4 SSE 4 SSE
UV Index 6 5 3 2 1 0 0 0
Cloud Cover 0% 0% 0% 0% 0% 0% 0% 0%
Dew Point 69° 69° 69° 69° 70° 71° 70° 69°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2014
High 84° 80° 92° (2012) 81°
Low 67° 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 31, 2015; 3:00 AM ET

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

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.