• Today

    Dec 18

    30°Lo 21°

    Times of clouds and sun

    Fair for running
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
  • Fri

    Dec 19

    32°Lo 23°

    Periods of sunshine

    Fair for running
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      5 mph
    more
  • Sat

    Dec 20

    35°Lo 26°

    Clouds breaking for some sun

    Good for running
    • Precip
      12%
    • Hours of Precip
      0
    • Wind
      Gust
      4 mph
    more
  • Sun

    Dec 21

    38°Lo 31°

    Clouds and breaks of sun

    Fair for running
    • Precip
      11%
    • Hours of Precip
      0
    • Wind
      Gust
      17 mph
    more
  • Mon

    Dec 22

    41°Lo 37°

    Rain and snow possible

    Poor for running
    • Precip
      35%
    • Hours of Precip
      5.5
    • Wind
      Gust
      20 mph
    more
Next Previous
Hi 30° RealFeel® 30° Precipitation 7%

Day

N

E

S

W

  • NW 5 mph
  • Gusts: 7 mph

Times of clouds and sun

  • Max UV Index: 1 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 21° RealFeel® 21° Precipitation 1%

Night

N

E

S

W

  • NW 4 mph
  • Gusts: 5 mph

Partly cloudy

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

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 30° 34° N/A 35°
Low 21° 20° N/A 15°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:15 AM with 9:07 of sunlight, then sets at 4:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:25 AM with 10:39 of moolight, then sets at 2:04 PM

Arlington Heights Weather Report

Chicago: White Christmas in the Offing

December 18, 2014; 9:13 AM ET

While the next couple of days will be tranquil for the Chicago area, Christmas Eve could deliver enough snow to blanket the city. more >

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.