• Thu

    Sep 10

    78°Lo 58°

    Partly sunny with a t-storm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    Sep 11

    72°Lo 53°

    Thunderstorms possible

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sat

    Sep 12

    79°Lo 49°

    Partly sunny and warmer

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Sep 13

    73°Lo 54°

    Mostly cloudy

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Sep 14

    72°Lo 49°

    Considerable cloudiness

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 72° RealFeel® 74° Precipitation 35%

Day

N

E

S

W

  • NNW 5 mph
  • Gusts: 15 mph

Mostly cloudy with a couple of showers and thunderstorms possible

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 35%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 53° RealFeel® 52° Precipitation 0%

Night

N

E

S

W

  • NE 6 mph
  • Gusts: 12 mph

Mainly clear

  • Max UV Index: N/A
  • Thunderstorms: 35%
  • 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 11

more Historical Weather Data >
  Today Normal Record 9/11/2014
High 72° 79° N/A N/A
Low 53° 54° N/A N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:33 AM with 12:40 of sunlight, then sets at 7:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:00 AM with 13:23 of moolight, then sets at 6:23 PM

Peru Weather Report

Chicago: Sun, Humidity to Grip Region Before Stormy Labor Day

September 5, 2015; 5:57 AM ET

As the Labor Day weekend shapes up, Chicago residents will see mostly sunny and humid conditions until the holiday itself on Monday. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.