• Today

    Jul 24

    76°Lo 54°

    Mostly sunny and nice

    Poor for home energy
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      6 mph
    more
  • Fri

    Jul 25

    75°Lo 66°

    A couple of thunderstorms

    Poor for home energy
    • Avg
      RealFeel
      70°
    • Hi
      RealFeel
      77°
    • Wind
      Speed
      7 mph
    more
  • Sat

    Jul 26

    84°Lo 64°

    A t-storm in spots; warmer

    Poor for home energy
    • Avg
      RealFeel
      78°
    • Hi
      RealFeel
      93°
    • Wind
      Speed
      6 mph
    more
  • Sun

    Jul 27

    80°Lo 58°

    Clouds and sun with a shower

    Poor for home energy
    • Avg
      RealFeel
      67°
    • Hi
      RealFeel
      80°
    • Wind
      Speed
      11 mph
  • Mon

    Jul 28

    74°Lo 55°

    Partly sunny and breezy

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      12 mph
    more
Next Previous
Hi 80° RealFeel® 80° Precipitation 55%

Day

N

E

S

W

  • NW 11 mph
  • Gusts: 19 mph

Times of clouds and sun with a passing shower; humid

  • Max UV Index: 6 (High)
  • Thunderstorms: 20%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 58° RealFeel® 53° Precipitation 44%

Night

N

E

S

W

  • NNW 6 mph
  • Gusts: 16 mph

An evening shower in the area; otherwise, mainly clear

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.01 in
  • Rain: 0.01 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Jul 27

more Historical Weather Data >
  Today Normal Record 7/27/2013
High 80° 84° 98° (1997) 66°
Low 58° 64° 50° (1977) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:41 AM with 14:35 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:30 AM with 13:53 of moolight, then sets at 8:23 PM

Top Story

Naperville Weather Report

Chicago: Cooler, Less Humid to Close Out Week

July 24, 2014; 4:52 AM ET

The second half of the week looks to be noticeably cooler and less humid in the Chicago area. 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.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index