• Tonight

    Sep 4

    Lo 69°

    Partly cloudy, warm and humid

    Hair Frizz Weather
    • Wind
      Gust
      12 mph
    • Precip
      25%
    • Hours of Precip
      0
  • Sat

    Sep 5

    91°Lo 70°

    Partly sunny, hot and humid

    Warning for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      17%
    • Hours of Precip
      0
    more
  • Sun

    Sep 6

    92°Lo 72°

    Partly sunny, hot and humid

    Advisory for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      10%
    • Hours of Precip
      0
    more
  • Mon

    Sep 7

    86°Lo 69°

    An afternoon thunderstorm

    Advisory for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      55%
    • Hours of Precip
      0.5
    more
  • Tue

    Sep 8

    80°Lo 65°

    Not as warm with t-storms

    Warning for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      69%
    • Hours of Precip
      5
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
5pm
6pm 7pm 8pm 9pm 10pm 11pm Sat
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Cloudy
Partly Sunny
Sunny
Partly Cloudy
Clear
Clear
Clear
Mostly Clear
Temp (°F) 89° 84° 78° 76° 75° 74° 73° 73°
RealFeel® 96° 91° 82° 78° 76° 77° 80° 80°
Humidity 57% 69% 82% 81% 81% 84% 87% 89%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
7%
 
7%
 
7%
 
7%
 
7%
 
7%
 
7%
 
7%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 5 NNW 5 E 9 ENE 8 E 9 ENE 5 E 0 0
UV Index 1 1 0 0 0 0 0 0
Cloud Cover 90% 45% 0% 35% 0% 0% 0% 14%
Dew Point 72° 73° 72° 70° 69° 69° 69° 70°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 92° 80° N/A N/A
Low 69° 59° N/A N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 12:59 of sunlight, then sets at 7:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:29 PM with 14:39 of moolight, then sets at 2:08 PM

Joliet Weather Report

Chicago: Sun, Humidity to Grip Region Before Stormy Labor Day

September 4, 2015; 8:03 PM ET

As the Labor Day weekend shapes up, Chicago residents will see mostly sunny and humid conditions until the holiday itself on Monday. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Fri. Hair Frizz

Fri. Wind Maps

Fri. UV Index