• Sun

    Aug 17

    76°Lo 57°

    Clouds break for sun; colder

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Aug 18

    76°Lo 62°

    Sunny

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Tue

    Aug 19

    83°Lo 65°

    Sunny

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    Aug 20

    83°Lo 67°

    Overcast

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    Aug 21

    76°Lo 65°

    A blend of sun and clouds

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 76° RealFeel® 77° Precipitation 20%

Day

N

E

S

W

  • W 5 mph
  • Gusts: 12 mph

Sunny

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 62° RealFeel® 60° Precipitation 20%

Night

N

E

S

W

  • SW 5 mph
  • Gusts: 9 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 18

more Historical Weather Data >
  Today Normal Record 8/18/2013
High 76° 82° 101° (1988) 84°
Low 62° 63° 49° (2012) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:04 AM with 13:44 of sunlight, then sets at 7:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:11 AM with 14:41 of moolight, then sets at 2:52 PM

Top Story

Joliet Weather Report

Chicago: Cooler, Less Humid to Close Out Week

July 23, 2014; 4:52 AM ET

The second half of the week looks to be noticeably cooler and less humid in the Chicago area. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.