• Tonight

    Aug 1

    Lo 67°

    Some clouds

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      87°
    • Wind
      Speed
      9 mph
    more
  • Sun

    Aug 2

    86°Lo 66°

    A strong thunderstorm

    Poor for home energy
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      15 mph
    more
  • Mon

    Aug 3

    80°Lo 58°

    Breezy with periods of sun

    Poor for home energy
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      80°
    • Wind
      Speed
      14 mph
  • Tue

    Aug 4

    81°Lo 61°

    Nice with periods of sun

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      84°
    • Wind
      Speed
      9 mph
    more
  • Wed

    Aug 5

    79°Lo 61°

    Partly sunny and nice

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      84°
    • Wind
      Speed
      9 mph
    more
Next Previous
Hi 80° RealFeel® 80° Precipitation 15%

Day

N

E

S

W

  • W 14 mph
  • Gusts: 23 mph

Breezy and less humid with periods of sun

  • Max UV Index: 7 (High)
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 58° RealFeel® 58° Precipitation 25%

Night

N

E

S

W

  • N 6 mph
  • Gusts: 14 mph

Mainly clear

  • Max UV Index: N/A
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 3

more Historical Weather Data >
  Today Normal Record 8/3/2014
High 80° 83° N/A 87°
Low 58° 64° N/A 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:21 of sunlight, then sets at 8:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:09 PM with 12:41 of moolight, then sets at 10:50 AM

Carol Stream 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 >

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.

Mon. Home Energy Efficiency

Mon. Degree Days

Mon. UV Index