• Tonight

    Sep 17

    Lo 47°

    Clear

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      4%
    • Hi
      RealFeel
      73°
  • Thu

    Sep 18

    72°Lo 50°

    Partly sunny and pleasant

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      2%
    • Hi
      RealFeel
      74°
    more
  • Fri

    Sep 19

    75°Lo 60°

    Pleasant with periods of sun

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      5%
    • Hi
      RealFeel
      74°
    more
  • Sat

    Sep 20

    80°Lo 60°

    A t-storm in the afternoon

    Excellent for lawn mowing
    • Hours of Precip
      3.5
    • Precip
      55%
    • Hi
      RealFeel
      78°
    more
  • Sun

    Sep 21

    76°Lo 52°

    Clouds giving way to some sun

    Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      25%
    • Hi
      RealFeel
      75°
    more
Next Previous
Next 8 hours >
  Thu
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Forecast
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F)
RealFeel®
Humidity 0% 0% 0% 0% 0% 0% 0% 0%
   
  3am 3am 3am 3am 3am 3am 3am 3am
Rain
 
0%
 
0%
 
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0%
Snow
 
0%
 
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Ice
 
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  3am 3am 3am 3am 3am 3am 3am 3am
Wind (mph) 0 0 0 0 0 0 0 0
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 0% 0% 0% 0% 0% 0% 0% 0%
Dew Point
Middle Grid line 5 F Middle Grid line 0 F Middle Grid line -5 F

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 70° 77° 92° (1954) 72°
Low 47° 52° 41° (1990) 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 12:24 of sunlight, then sets at 7:03 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:36 AM with 14:38 of moolight, then sets at 3:14 PM

Top Story

Peru Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 17, 2014; 1:12 PM 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 >

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Current Drought Status

Current Soil Conditions

Wed. Overnight Freeze

Wed. Degree Days

Wed. Evapotranspiration