• Tonight

    Sep 3

    Lo 67°

    A thunderstorm in spots early

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      9 mph
  • Fri

    Sep 4

    85°Lo 68°

    Partly sunny with a t-storm

    Poor for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      5 mph
    more
  • Sat

    Sep 5

    89°Lo 70°

    Partly sunny, warm and humid

    Poor for home energy
    • Avg
      RealFeel
      85°
    • Hi
      RealFeel
      99°
    • Wind
      Speed
      5 mph
    more
  • Sun

    Sep 6

    91°Lo 75°

    Partly sunny, hot and humid

    Fair for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      9 mph
    more
  • Mon

    Sep 7

    86°Lo 68°

    A t-storm in the afternoon

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      88°
    • Wind
      Speed
      8 mph
    more
Next Previous
A shower or thunderstorm 89° Lo 82° RealFeel® 96° / 80°

N

E

S

W

  • Precipitation: 50%
  • Rain: 0.03 in
  • Snow: 0 in
  • Humidity: 60%
  • Cloud Cover: 73%
  • Dew Point: 71° F
  • Visibility: 8 mi
10 mph

Temperature History - Sep 3

more Historical Weather Data >
  Today Normal Record 9/3/2014
High 89° 79° N/A 83°
Low 67° 60° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:03 of sunlight, then sets at 7:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:41 PM with 14:27 of moolight, then sets at 1:08 PM

Prospect Heights Weather Report

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

September 3, 2015; 12:03 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 >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index