• Tonight

    Sep 4

    Lo 67°

    Partly cloudy, warm and humid

    Morning School Bus Weather
    • T-storms
      24%
    • Precip
      25%
    • Wind
      Gust
      10 mph
  • Sat

    Sep 5

    89°Lo 70°

    Partly sunny, warm and humid

    Excellent at the bus stop
    • T-storms
      24%
    • Precip
      19%
    • Wind
      Gust
      10 mph
    more
  • Sun

    Sep 6

    90°Lo 71°

    Partly sunny, hot and humid

    Excellent at the bus stop
    • T-storms
      5%
    • Precip
      12%
    • Wind
      Gust
      14 mph
    more
  • Mon

    Sep 7

    84°Lo 69°

    Mostly cloudy with a t-storm

    Excellent at the bus stop
    • T-storms
      60%
    • Precip
      55%
    • Wind
      Gust
      12 mph
    more
  • Tue

    Sep 8

    77°Lo 62°

    Mostly cloudy with t-storms

    Fair at the bus stop
    • T-storms
      40%
    • Precip
      68%
    • Wind
      Gust
      13 mph
    more
Next Previous
Partly cloudy 72° RealFeel® 71°

N

E

S

W

  • Humidity: 81%
  • Pressure: 30.03 in ↑
  • UV Index: 0
  • Cloud Cover: 40%
  • Ceiling: 30800 ft
  • Dew Point: 65° F
  • Visibility: 6 mi
6 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:21 AM with 13:01 of sunlight, then sets at 7:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:28 PM with 14:42 of moolight, then sets at 2:10 PM

Temperature Summary - 9:02 PM

  Temp (°F)
Now 72°
Yesterday 71°
RealFeel® 71°
RealFeel® Shade 71°
Wind Chill 72°
Dew Point 65°
  Hi / Lo
Previous 6 Hours 84°
  72°
Previous 12 Hours 84°
  72°
Previous 24 Hours 84°
  66°

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 84° 77° N/A 80°
Low 67° 54° N/A 64°

Precipitation Summary - 9:02 PM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0
Previous 12 Hours 0
Previous 18 Hours 0
Previous 24 Hours 0

Crystal Lake 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 AccuWeather RealFeel Temperature

May 17, 2012; 5:00 AM ET This product plays a big role as humidity rises.

Fri. Morning Bus Stop

Fri. UV Index

Fri. Wind Maps