• Today

    Aug 1

    85°Lo 69°

    Mostly sunny and beautiful

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

    Aug 2

    85°Lo 65°

    A strong thunderstorm

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

    Aug 3

    81°Lo 63°

    A morning t-storm in the area

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

    Aug 4

    81°Lo 62°

    A thunderstorm in spots

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

    Aug 5

    79°Lo 61°

    Mostly cloudy with a t-storm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 85° RealFeel® 87° Precipitation 4%

Day

N

E

S

W

  • W 9 mph
  • Gusts: 16 mph

Sunny to partly cloudy and beautiful

  • Max UV Index: 7 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 69° RealFeel® 63° Precipitation 55%

Night

N

E

S

W

  • SSW 8 mph
  • Gusts: 13 mph

Increasing clouds with a shower or thunderstorm toward dawn

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.15 in
  • Rain: 0.15 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 85° 84° 99° (1988) 82°
Low 69° 62° 50° (1976) 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:23 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:58 PM with 11:32 of moolight, then sets at 8:30 AM

Peru Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

August 1, 2015; 4:38 AM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by 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.

48 Hour Precipitation Forecast

Sat. Snow Day Potential