• Today

    Aug 4

    83°Lo 57°

    Mostly sunny and pleasant

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      3%
    • Hi
      RealFeel
      87°
    more
  • Wed

    Aug 5

    85°Lo 62°

    Increasing cloudiness

    Very Good for lawn mowing
    • Hours of Precip
      2
    • Precip
      7%
    • Hi
      RealFeel
      91°
  • Thu

    Aug 6

    84°Lo 63°

    Mostly cloudy

    Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      21%
    • Hi
      RealFeel
      86°
    more
  • Fri

    Aug 7

    82°Lo 64°

    Periods of sun with a t-storm

    Very Good for lawn mowing
    • Hours of Precip
      1
    • Precip
      55%
    • Hi
      RealFeel
      88°
    more
  • Sat

    Aug 8

    84°Lo 62°

    Mostly sunny and pleasant

    Very Good for lawn mowing
    • Hours of Precip
      2.5
    • Precip
      22%
    • Hi
      RealFeel
      89°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
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2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Partly Sunny
Temp (°F) 64° 63° 62° 60° 59° 57° 62° 68°
RealFeel® 67° 65° 64° 62° 61° 60° 65° 70°
Humidity 83% 87% 88% 93% 95% 97% 88% 74%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
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Snow
 
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Ice
 
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  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 0 0 0 0 0 0 0 1 ENE
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 26% 26% 26% 26% 26% 26% 26% 30%
Dew Point 59° 59° 58° 58° 57° 57° 58° 59°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Aug 5

more Historical Weather Data >
  Today Normal Record 8/5/2014
High 85° 83° 95° (2006) 79°
Low 62° 63° 51° (1978) 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:15 of sunlight, then sets at 8:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:23 PM with 13:45 of moolight, then sets at 1:08 PM

Joliet Weather Report

Chicago: Cooler Conditions to Last Through Week

August 4, 2015; 4:40 AM ET

The Chicagoland area will experience cooler weather throughout the week. 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?

Wed. Overnight Freeze

Wed. Degree Days

Wed. Evapotranspiration