• Today

    Jul 31

    85°Lo 61°

    Sunny to partly cloudy

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      5%
    • Hi
      RealFeel
      86°
  • Sat

    Aug 1

    86°Lo 67°

    Mostly sunny and beautiful

    Very Good for lawn mowing
    • Hours of Precip
      1
    • Precip
      12%
    • Hi
      RealFeel
      88°
    more
  • Sun

    Aug 2

    85°Lo 69°

    Clouds and sun with a t-storm

    Fair for lawn mowing
    • Hours of Precip
      1
    • Precip
      55%
    • Hi
      RealFeel
      91°
    more
  • Mon

    Aug 3

    85°Lo 65°

    A morning t-storm in the area

    Good for lawn mowing
    • Hours of Precip
      3
    • Precip
      42%
    • Hi
      RealFeel
      92°
    more
  • Tue

    Aug 4

    80°Lo 64°

    Humid with periods of sun

    Very Good for lawn mowing
    • Hours of Precip
      2.5
    • Precip
      25%
    • Hi
      RealFeel
      85°
    more
Next Previous
Hi 85° RealFeel® 86° Precipitation 5%

Day

N

E

S

W

  • WNW 12 mph
  • Gusts: 17 mph

Sunny to partly cloudy

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 61° RealFeel® 60° Precipitation 4%

Night

N

E

S

W

  • W 6 mph
  • Gusts: 13 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2014
High 85° 84° 99° (2006) 82°
Low 61° 62° 50° (1997) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:50 AM with 14:25 of sunlight, then sets at 8:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:16 PM with 11:02 of moolight, then sets at 7:18 AM

Peru Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 31, 2015; 12:46 AM ET

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

Current Drought Status

Current Soil Conditions

Fri. Overnight Freeze

Fri. Degree Days

Fri. Evapotranspiration