• Fri

    Jul 17

    78°Lo 61°

    Rather cloudy, a few showers

    Very Good for an outdoor bbq
    • Precip
      61%
    • Hi
      RealFeel
      79°
    • Wind
      Gust
      13 mph
    more
  • Sat

    Jul 18

    74°Lo 57°

    Clouds and sun; less humid

    Outdoor Barbecue Weather
    • Precip
      25%
    • Hi
      RealFeel
      75°
    • Wind
      Gust
      16 mph
    more
  • Sun

    Jul 19

    71°Lo 62°

    Considerable cloudiness

    Outdoor Barbecue Weather
    • Precip
      25%
    • Hi
      RealFeel
      70°
    • Wind
      Gust
      18 mph
    more
  • Mon

    Jul 20

    75°Lo 64°

    Cloudy with a few showers

    Outdoor Barbecue Weather
    • Precip
      59%
    • Hi
      RealFeel
      76°
    • Wind
      Gust
      14 mph
  • Tue

    Jul 21

    77°Lo 66°

    Clouds giving way to some sun

    Outdoor Barbecue Weather
    • Precip
      25%
    • Hi
      RealFeel
      77°
    • Wind
      Gust
      20 mph
    more
Next Previous
Hi 75° RealFeel® 76° Precipitation 59%

Day

N

E

S

W

  • SW 7 mph
  • Gusts: 14 mph

Cloudy with a couple of showers

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.07 in
  • Rain: 0.07 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs
Lo 64° RealFeel® 56° Precipitation 79%

Night

N

E

S

W

  • SSW 13 mph
  • Gusts: 21 mph

Humid with rain

  • Max UV Index: N/A
  • Thunderstorms: 7%
  • Precipitation: 0.56 in
  • Rain: 0.56 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 9 hrs
  • Hours of Rain: 9 hrs

Temperature History - Jul 20

more Historical Weather Data >
  Today Normal Record 7/20/2014
High 75° 81° N/A 78°
Low 64° 60° N/A 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:34 AM with 14:51 of sunlight, then sets at 8:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:08 AM with 12:36 of moolight, then sets at 10:44 PM

Crystal Lake Weather Report

Chicago: Sunny, Comfortable Conditions for July Fourth Weekend

July 3, 2015; 3:24 AM ET

The holiday weekend will feature mostly sunny skies and seasonable weather for residents living in the Chicago area. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.