• Early AM

    Jul 30

    Lo 61°

    Mainly clear

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      85°
    more
  • Today

    Jul 30

    85°Lo 62°

    Sunny; breezy this afternoon

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      6%
    • Hi
      RealFeel
      86°
    more
  • Fri

    Jul 31

    87°Lo 59°

    Mostly sunny and warm

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      25%
    • Hi
      RealFeel
      88°
    more
  • Sat

    Aug 1

    82°Lo 64°

    Nice with plenty of sunshine

    Excellent for lawn mowing
    • Hours of Precip
      1
    • Precip
      61%
    • Hi
      RealFeel
      84°
  • Sun

    Aug 2

    84°Lo 67°

    Periods of sun with a t-storm

    Fair for lawn mowing
    • Hours of Precip
      2.5
    • Precip
      55%
    • Hi
      RealFeel
      86°
    more
Next Previous
Hi 82° RealFeel® 84° Precipitation 12%

Day

N

E

S

W

  • WNW 10 mph
  • Gusts: 17 mph

Nice with plenty of sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 10%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 64° RealFeel® 59° Precipitation 61%

Night

N

E

S

W

  • WSW 10 mph
  • Gusts: 17 mph

Becoming cloudy with a couple of showers late

  • Max UV Index: N/A
  • Thunderstorms: 29%
  • Precipitation: 0.05 in
  • Rain: 0.05 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 82° 82° 97° (2006) 79°
Low 64° 62° 48° (1990) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:47 AM with 14:27 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:57 PM with 11:30 of moolight, then sets at 8:27 AM

Marengo Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 30, 2015; 4:36 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?

Sat. Degree Days

Sat. Evapotranspiration