• Tonight

    Apr 27

    Lo 34°

    Clear and chilly

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      50°
    • Hi
      RealFeel
      65°
    • Wind
      Speed
      10 mph
  • Tue

    Apr 28

    64°Lo 36°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      53°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      6 mph
    more
  • Wed

    Apr 29

    65°Lo 37°

    Periods of sun

    Poor for home energy
    • Avg
      RealFeel
      49°
    • Hi
      RealFeel
      68°
    • Wind
      Speed
      8 mph
    more
  • Thu

    Apr 30

    60°Lo 37°

    Pleasant with periods of sun

    Poor for home energy
    • Avg
      RealFeel
      46°
    • Hi
      RealFeel
      60°
    • Wind
      Speed
      13 mph
    more
  • Fri

    May 1

    70°Lo 49°

    Sunny, pleasant and warmer

    Poor for home energy
    • Avg
      RealFeel
      61°
    • Hi
      RealFeel
      74°
    • Wind
      Speed
      7 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
10pm
11pm Tue
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  10pm 11pm 12am 1am 2am 3am 4am 5am
Forecast
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Temp (°F) 43° 42° 40° 39° 37° 36° 34° 36°
RealFeel® 42° 42° 41° 40° 38° 36° 34° 36°
Humidity 72% 72% 73% 77% 79% 82% 91% 85%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Rain
 
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Snow
 
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Ice
 
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  10pm 11pm 12am 1am 2am 3am 4am 5am
Wind (mph) 5 ENE 4 ENE 4 ENE 4 ENE 4 ENE 5 NE 4 N 4 N
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 0% 0% 0% 0% 0% 0% 0% 1%
Dew Point 34° 33° 32° 32° 31° 31° 32° 32°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Apr 27

more Historical Weather Data >
  Today Normal Record 4/27/2014
High 62° 65° 91° (1986) 67°
Low 34° 43° 29° (2012) 42°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:56 AM with 13:50 of sunlight, then sets at 7:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:51 PM with 13:21 of moolight, then sets at 3:12 AM

Joliet Weather Report

Sunshine to Prevail This Week in Chicago

April 27, 2015; 4:50 PM ET

Sunny skies and cooler conditions will be the rule this week in Chicago. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Mon. Home Energy Efficiency

Mon. Degree Days

Mon. UV Index