• Today

    Apr 18

    53°Lo 33°

    Partly sunny

    Fair for home energy
    • Avg
      RealFeel
      47°
    • Hi
      RealFeel
      55°
    • Wind
      Speed
      7 mph
    more
  • Sat

    Apr 19

    64°Lo 42°

    Mostly sunny; breezy, warmer

    Fair for home energy
    • Avg
      RealFeel
      49°
    • Hi
      RealFeel
      63°
    • Wind
      Speed
      12 mph
    more
  • Sun

    Apr 20

    71°Lo 51°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      9 mph
  • Mon

    Apr 21

    68°Lo 47°

    A couple of thunderstorms

    Fair for home energy
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      8 mph
    more
  • Tue

    Apr 22

    59°Lo 37°

    Mostly sunny and cooler

    Fair for home energy
    • Avg
      RealFeel
      50°
    • Hi
      RealFeel
      59°
    • Wind
      Speed
      10 mph
    more
Next Previous
Partly cloudy 64° Lo 57° RealFeel® 60° / 52°

N

E

S

W

  • Precipitation: 25%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 59%
  • Cloud Cover: 45%
  • Dew Point: 45° F
  • Visibility: 10 mi
7 mph

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2013
High 71° 61° 87° (1985) 47°
Low 51° 40° 24° (1897) 31°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:04 AM with 13:35 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:20 AM with 10:01 of moolight, then sets at 10:21 AM

Top Story

Arlington Heights Weather Report

Chicago: Weekend Warmth on the Way

April 18, 2014; 4:14 AM ET

Despite a chilly Friday, seasonal warmth will return to the city right in time for the holiday weekend. 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.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index