• Today

    Sep 30

    58°Lo 45°

    Clouds break for sun; cooler

    Poor for home energy
    • Avg
      RealFeel
      51°
    • Hi
      RealFeel
      61°
    • Wind
      Speed
      7 mph
  • Wed

    Oct 1

    70°Lo 56°

    Intervals of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      8 mph
    more
  • Thu

    Oct 2

    71°Lo 51°

    A couple of thunderstorms

    Poor for home energy
    • Avg
      RealFeel
      56°
    • Hi
      RealFeel
      67°
    • Wind
      Speed
      13 mph
    more
  • Fri

    Oct 3

    55°Lo 37°

    Cooler with a stray shower

    Poor for home energy
    • Avg
      RealFeel
      39°
    • Hi
      RealFeel
      51°
    • Wind
      Speed
      13 mph
    more
  • Sat

    Oct 4

    50°Lo 36°

    Chance of a shower

    Fair for home energy
    • Avg
      RealFeel
      38°
    • Hi
      RealFeel
      43°
    • Wind
      Speed
      12 mph
    more
Next Previous
Hi 58° RealFeel® 61° Precipitation 2%

Day

N

E

S

W

  • NE 7 mph
  • Gusts: 22 mph

Cooler; overcast this morning, then intervals of clouds and sunshine this afternoon

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 45° RealFeel® 41° Precipitation 4%

Night

N

E

S

W

  • ESE 6 mph
  • Gusts: 10 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 30

more Historical Weather Data >
  Today Normal Record 9/30/2013
High 58° 69° 90° (1971) 74°
Low 45° 46° 31° (1992) 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:51 AM with 11:48 of sunlight, then sets at 6:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:03 PM with 10:01 of moolight, then sets at 11:04 PM

Top Story

DeKalb Weather Report

Chicago: Mix of Sun, Storms Ahead as Temperatures Fluctuate

September 30, 2014; 11:50 AM ET

The Chicago area is set for a roller-coaster weather pattern over the next few days as temperatures rise and fall in between alternating sunny and stormy skies. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Tue. Home Energy Efficiency

Tue. Degree Days

Tue. UV Index