• Today

    Aug 1

    85°Lo 66°

    Increasing amounts of sun

    Very Good for running
    • Precip
      7%
    • Hours of Precip
      1
    • Wind
      Gust
      17 mph
  • Sun

    Aug 2

    84°Lo 62°

    A strong thunderstorm

    Fair for running
    • Precip
      56%
    • Hours of Precip
      3
    • Wind
      Gust
      24 mph
    more
  • Mon

    Aug 3

    77°Lo 55°

    Breezy with periods of sun

    Very Good for running
    • Precip
      14%
    • Hours of Precip
      0
    • Wind
      Gust
      25 mph
    more
  • Tue

    Aug 4

    78°Lo 57°

    Nice with periods of sun

    Excellent for running
    • Precip
      11%
    • Hours of Precip
      0
    • Wind
      Gust
      14 mph
    more
  • Wed

    Aug 5

    75°Lo 56°

    Partly sunny and pleasant

    Excellent for running
    • Precip
      10%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
Next Previous
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  Sat
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Partly Sunny
Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 73° 77° 80° 82° 83° 83° 84° 85°
RealFeel® 73° 79° 83° 87° 89° 87° 86° 85°
Humidity 63% 57% 50% 47% 47% 49% 45% 43%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
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0%
 
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0%
Snow
 
0%
 
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0%
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 7 W 6 WNW 10 W 8 W 8 W 12 WSW 13 WSW 13 WSW
UV Index 2 2 6 7 7 7 6 4
Cloud Cover 95% 100% 35% 0% 0% 0% 12% 18%
Dew Point 60° 61° 60° 60° 61° 62° 61° 60°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 85° 82° 97° (2006) 79°
Low 66° 62° 48° (1990) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:26 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:57 PM with 11:31 of moolight, then sets at 8:28 AM

DeKalb Weather Report

Chicago: Cooler Weather to Move in Midweek

August 1, 2015; 12:26 PM ET

After a warm start to the week, a trend toward cooler temperatures can be expected. 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.