• Today

    Oct 20

    60°Lo 38°

    Mostly sunny

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      3%
    • Hi
      RealFeel
      57°
    more
  • Tue

    Oct 21

    53°Lo 33°

    Partly sunny and cool

    Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      0%
    • Hi
      RealFeel
      50°
  • Wed

    Oct 22

    54°Lo 32°

    Plenty of sun

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      56°
    more
  • Thu

    Oct 23

    58°Lo 41°

    More clouds than sun

    Very Good for lawn mowing
    • Hours of Precip
      0.5
    • Precip
      25%
    • Hi
      RealFeel
      54°
    more
  • Fri

    Oct 24

    63°Lo 47°

    Partly sunny and warmer

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      4%
    • Hi
      RealFeel
      62°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 47° 49° 50° 51° 53° 51° 50° 48°
RealFeel® 43° 46° 48° 48° 50° 46° 45° 43°
Humidity 70% 65% 61% 58% 54% 57% 59% 64%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
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0%
 
0%
 
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0%
 
0%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
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  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 10 N 10 N 10 N 10 NNE 10 NNE 10 NNE 9 NNE 8 NE
UV Index 2 3 3 3 2 1 0 0
Cloud Cover 26% 26% 26% 26% 26% 26% 26% 26%
Dew Point 38° 38° 37° 37° 37° 36° 36° 37°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Oct 21

more Historical Weather Data >
  Today Normal Record 10/21/2013
High 53° 60° 83° (2003) 54°
Low 33° 39° 28° (2002) 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:14 AM with 10:51 of sunlight, then sets at 6:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:56 AM with 12:03 of moolight, then sets at 4:59 PM

DeKalb Weather Report

Cool Weather Ahead for Chicago

October 20, 2014; 7:18 AM ET

Seasonable temperatures will be the rule this week across Chicagoland. 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?

Tue. Overnight Freeze

Tue. Degree Days

Tue. Evapotranspiration