• Early AM

    Apr 18

    Lo 52°

    Partly to mostly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      84°
    • Wind
      Speed
      1 mph
    more
  • Today

    Apr 18

    72°Lo 51°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      12 mph
    more
  • Sun

    Apr 19

    62°Lo 49°

    Cooler with rain, some heavy

    Poor for home energy
    • Avg
      RealFeel
      52°
    • Hi
      RealFeel
      62°
    • Wind
      Speed
      9 mph
  • Mon

    Apr 20

    60°Lo 38°

    A couple of showers

    Poor for home energy
    • Avg
      RealFeel
      41°
    • Hi
      RealFeel
      56°
    • Wind
      Speed
      16 mph
    more
  • Tue

    Apr 21

    56°Lo 37°

    Windy with variable clouds

    Fair for home energy
    • Avg
      RealFeel
      41°
    • Hi
      RealFeel
      51°
    • Wind
      Speed
      21 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Rain
Rain
Rain
Rain
Rain
Rain
Cloudy
Rain
Temp (°F) 55° 57° 58° 59° 58° 60° 62° 60°
RealFeel® 47° 50° 53° 54° 54° 57° 62° 56°
Humidity 75% 84% 80% 76% 76% 74% 68% 76%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
80%
 
80%
 
77%
 
77%
 
77%
 
71%
 
49%
 
71%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 12 ESE 12 E 10 E 9 E 9 E 8 E 7 ENE 7 ENE
UV Index 1 2 2 2 2 2 2 1
Cloud Cover 95% 95% 95% 95% 95% 95% 95% 95%
Dew Point 48° 52° 52° 51° 51° 51° 51° 52°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Apr 19

more Historical Weather Data >
  Today Normal Record 4/19/2014
High 62° 62° 89° (2002) 68°
Low 49° 40° 24° (1983) 44°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:07 AM with 13:30 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:50 AM with 14:04 of moolight, then sets at 8:54 PM

Joliet Weather Report

Chicago: Rain to Span Second Half of Weekend

April 17, 2015; 1:51 PM ET

Weekend weather will be a combination of lower temperatures and significant rainfall, but Chicago will slowly pull out of the damp, cooler conditions through the new week. 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.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index