• Tonight

    Sep 1

    Lo 68°

    Partly cloudy, warm; fog late

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      81°
    • Hi
      RealFeel
      94°
    • Wind
      Speed
      8 mph
    more
  • Wed

    Sep 2

    89°Lo 70°

    Fog in the a.m.; partly sunny

    Poor for home energy
    • Avg
      RealFeel
      84°
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      6 mph
    more
  • Thu

    Sep 3

    86°Lo 65°

    Very warm with some sun

    Poor for home energy
    • Avg
      RealFeel
      83°
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      4 mph
    more
  • Fri

    Sep 4

    86°Lo 65°

    Mostly sunny, warm and humid

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      93°
    • Wind
      Speed
      5 mph
    more
  • Sat

    Sep 5

    85°Lo 64°

    Lots of sun; warm and humid

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      6 mph
Next Previous
Hi 85° RealFeel® 92° Precipitation 7%

Day

N

E

S

W

  • ESE 6 mph
  • Gusts: 8 mph

Mostly sunny, very warm and humid

  • Max UV Index: 6 (High)
  • 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 64° RealFeel® 66° Precipitation 12%

Night

N

E

S

W

  • SE 2 mph
  • Gusts: 6 mph

Mainly clear and humid

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 5

more Historical Weather Data >
  Today Normal Record 9/5/2014
High 85° 79° N/A 88°
Low 64° 59° N/A 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 12:59 of sunlight, then sets at 7:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:40 PM with 14:29 of moolight, then sets at 2:10 PM

Algonquin Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

September 1, 2015; 5:41 PM 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.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index