• Today

    Dec 28

    35°Lo 22°

    Partly sunny

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      33°
  • Mon

    Dec 29

    32°Lo 14°

    Mostly cloudy

    Poor for lawn mowing
    • Hours of Precip
      1
    • Precip
      14%
    • Hi
      RealFeel
      27°
    more
  • Tue

    Dec 30

    20°Lo 7°

    Partly sunny and very cold

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      5%
    • Hi
      RealFeel
    more
  • Wed

    Dec 31

    17°Lo 14°

    Brisk and very cold

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      4%
    • Hi
      RealFeel
      -1°
    more
  • Thu

    Jan 1

    30°Lo 21°

    Mostly sunny and not as cold

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      6%
    • Hi
      RealFeel
      16°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
12pm
1pm 2pm 3pm 4pm 5pm 6pm 7pm
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 32° 33° 35° 34° 34° 32° 30° 28°
RealFeel® 31° 32° 33° 31° 30° 30° 29° 27°
Humidity 58% 55% 52% 52% 54% 57% 61% 65%
   
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
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  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Wind (mph) 6 W 6 W 6 W 7 W 6 WNW 5 WNW 4 WNW 4 NW
UV Index 2 1 1 0 0 0 0 0
Cloud Cover 26% 26% 26% 26% 26% 26% 26% 26%
Dew Point 19° 19° 19° 18° 18° 18° 18° 17°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Dec 28

more Historical Weather Data >
  Today Normal Record 12/28/2013
High 35° 31° 61° (1984) 48°
Low 22° 15° -2° (1993) 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:22 AM with 9:13 of sunlight, then sets at 4:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:40 AM with 12:56 of moolight, then sets at 12:36 AM

Peru Weather Report

Chicago: Temperatures to Tumble as Year Comes to an End

December 28, 2014; 3:22 AM ET

Temperatures are set to tumble this week across Chicagoland, putting a harsh chill on the final days of 2014. more >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Current Drought Status

Current Soil Conditions

Sun. Overnight Freeze

Sun. Degree Days

Sun. Evapotranspiration