• Today

    Sep 2

    89°Lo 70°

    Fog in the a.m.; partly sunny

    Poor for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      95°
    • Wind
      Speed
      7 mph
  • Thu

    Sep 3

    87°Lo 68°

    Partly sunny, a t-storm; warm

    Poor for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      94°
    • Wind
      Speed
      6 mph
    more
  • Fri

    Sep 4

    86°Lo 66°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      98°
    • Wind
      Speed
      4 mph
    more
  • Sat

    Sep 5

    87°Lo 67°

    Lots of sun; warm and humid

    Poor for home energy
    • Avg
      RealFeel
      81°
    • Hi
      RealFeel
      95°
    • Wind
      Speed
      5 mph
    more
  • Sun

    Sep 6

    88°Lo 67°

    Very warm with clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      7 mph
    more
Next Previous
Hi 89° RealFeel® 95° Precipitation 25%

Day

N

E

S

W

  • SW 7 mph
  • Gusts: 12 mph

Areas of morning fog; otherwise, partly sunny and very warm

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 70° RealFeel® 69° Precipitation 55%

Night

N

E

S

W

  • SW 4 mph
  • Gusts: 6 mph

Partly cloudy, warm and humid; a late-night shower or thunderstorm around

  • Max UV Index: N/A
  • Thunderstorms: 53%
  • Precipitation: 0.05 in
  • Rain: 0.05 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2014
High 89° 80° N/A 82°
Low 70° 60° N/A 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:07 of sunlight, then sets at 7:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:00 PM with 14:05 of moolight, then sets at 12:05 PM

Algonquin Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

September 2, 2015; 12:21 AM ET

Chicagoans can expect to begin September with a stretch of higher temperatures, increasing humidity and more foggy mornings. 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.

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index