• Early AM

    May 27

    Lo 64°

    Partly to mostly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      7 mph
    more
  • Today

    May 27

    81°Lo 57°

    Partly sunny and warm

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      8 mph
  • Thu

    May 28

    85°Lo 66°

    Sunny and very warm

    Poor for home energy
    • Avg
      RealFeel
      77°
    • Hi
      RealFeel
      90°
    • Wind
      Speed
      6 mph
    more
  • Fri

    May 29

    85°Lo 64°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      88°
    • Wind
      Speed
      9 mph
    more
  • Sat

    May 30

    65°Lo 47°

    Some rain and a thunderstorm

    Poor for home energy
    • Avg
      RealFeel
      54°
    • Hi
      RealFeel
      67°
    • Wind
      Speed
      12 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
T-storms
Cloudy
Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Cloudy
Temp (°F) 66° 67° 66° 65° 64° 64° 65° 67°
RealFeel® 59° 66° 65° 64° 65° 64° 66° 68°
Humidity 93% 90% 87% 87% 91% 94% 92% 85%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
55%
 
38%
 
32%
 
32%
 
32%
 
32%
 
28%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 13 SW 6 SSW 7 SSW 6 SSW 5 SSW 5 SSW 5 SW 6 SW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 90% 100% 64% 48% 46% 45% 44% 65%
Dew Point 64° 64° 63° 61° 62° 62° 62° 63°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2014
High 81° 75° 95° (2012) 85°
Low 57° 52° 35° (1992) 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:24 AM with 14:52 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:29 PM with 12:10 of moolight, then sets at 2:39 AM

Joliet Weather Report

Chicago: Temperatures to Take Dramatic Swing at Late Week

May 26, 2015; 2:53 PM ET

Following the chance for early-week storms, temperatures in the Chicago area will be on a roller coaster leading into the weekend. 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.

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index