• Today

    Jan 31

    40°Lo 28°

    A little afternoon snow

    Good for home energy
    • Avg
      RealFeel
      26°
    • Hi
      RealFeel
      35°
    • Wind
      Speed
      8 mph
    more
  • Sun

    Feb 1

    30°Lo 8°

    Snow; blowing snow, colder

    Very Good for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      15°
    • Wind
      Speed
      21 mph
    more
  • Mon

    Feb 2

    18°Lo 11°

    Sunny and bitterly cold

    Excellent for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      15°
    • Wind
      Speed
      7 mph
    more
  • Tue

    Feb 3

    34°Lo 24°

    A bit of snow; not as cold

    Very Good for home energy
    • Avg
      RealFeel
      16°
    • Hi
      RealFeel
      20°
    • Wind
      Speed
      16 mph
    more
  • Wed

    Feb 4

    27°Lo 3°

    Chilly with intermittent snow

    Very Good for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      14°
    • Wind
      Speed
      14 mph
Next Previous
Hi 27° RealFeel® 14° Precipitation 66%

Day

N

E

S

W

  • NNW 14 mph
  • Gusts: 22 mph

Chilly with intermittent snow

  • Max UV Index: 1 (Low)
  • Thunderstorms: 1%
  • Precipitation: 0.13 in
  • Rain: 0 in
  • Snow: 2.2 in
  • Ice: 0 in
  • Hours of Precipitation: 3.5 hrs
  • Hours of Rain: 0 hrs
Lo 3° RealFeel® -5° Precipitation 11%

Night

N

E

S

W

  • N 10 mph
  • Gusts: 16 mph

Rather cloudy and much colder

  • 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 - Feb 4

more Historical Weather Data >
  Today Normal Record 2/4/2014
High 27° 32° 56° (1992) 22°
Low 15° -19° (1996)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:05 AM with 10:12 of sunlight, then sets at 5:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:18 PM with 13:21 of moolight, then sets at 7:39 AM

Peru Weather Report

Chicago: Weekend Storm to Hit Area With Snow

January 31, 2015; 1:00 AM ET

A storm brewing in the Southwest is expected to plow into the Plains and Midwest over the weekend, passing close enough to Chicago to bring heavy snow. 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.

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index