• Tonight

    Jul 31

    Lo 60°

    Mainly clear

    Asthma Weather
    • Hi
      RealFeel
      87°
    • UV
      5 - High
    • Air Qual.
      Good
  • Sat

    Aug 1

    84°Lo 65°

    Mostly sunny and pleasant

    Neutral weather for asthma
    • Hi
      RealFeel
      86°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Sun

    Aug 2

    86°Lo 64°

    A strong thunderstorm

    At High Risk weather for asthma
    • Hi
      RealFeel
      90°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Mon

    Aug 3

    82°Lo 59°

    Intervals of clouds and sun

    Neutral weather for asthma
    • Hi
      RealFeel
      86°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Tue

    Aug 4

    81°Lo 62°

    Partly sunny and pleasant

    Beneficial weather for asthma
    • Hi
      RealFeel
      86°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
Mainly clear 64° Lo 60° RealFeel® 63° / 58°

N

E

S

W

  • Precipitation: 6%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 78%
  • Cloud Cover: 11%
  • Dew Point: 55° F
  • Visibility: 10 mi
7 mph

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2014
High 85° 81° N/A 83°
Low 60° 64° N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:43 AM with 14:30 of sunlight, then sets at 8:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:14 PM with 10:58 of moolight, then sets at 7:12 AM

Grayslake Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 31, 2015; 8:58 PM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by Monday. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Fri. Air Quality

Fri. Asthma Risk

Fri. UV Index