• Today

    Oct 2

    78°Lo 56°

    A strong afternoon t-storm

    Good for lawn mowing
    • Hours of Precip
      4.5
    • Precip
      66%
    • Hi
      RealFeel
      80°
    more
  • Fri

    Oct 3

    59°Lo 36°

    Cooler; a little morning rain

    Poor for lawn mowing
    • Hours of Precip
      1
    • Precip
      55%
    • Hi
      RealFeel
      53°
    more
  • Sat

    Oct 4

    52°Lo 38°

    Partly sunny, windy and cool

    Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      9%
    • Hi
      RealFeel
      46°
  • Sun

    Oct 5

    58°Lo 42°

    Some sun, a shower possible

    Very Good for lawn mowing
    • Hours of Precip
      1
    • Precip
      30%
    • Hi
      RealFeel
      57°
    more
  • Mon

    Oct 6

    61°Lo 44°

    A brief shower or two

    Good for lawn mowing
    • Hours of Precip
      1.5
    • Precip
      59%
    • Hi
      RealFeel
      57°
    more
Next Previous
Partly sunny 52° Lo 47° RealFeel® 46° / 40°

N

E

S

W

  • Precipitation: 7%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 51%
  • Cloud Cover: 45%
  • Dew Point: 33° F
  • Visibility: 10 mi
12 mph

Temperature History - Oct 4

more Historical Weather Data >
  Today Normal Record 10/4/2013
High 52° 69° 90° (2005) 82°
Low 38° 44° 27° (1989) 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 11:38 of sunlight, then sets at 6:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:12 PM with 11:21 of moolight, then sets at 3:33 AM

Peru Weather Report

Chicago: Mix of Sun, Storms Ahead as Temperatures Fluctuate

October 2, 2014; 4:29 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 >

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?

Sat. Degree Days

Sat. Evapotranspiration