• Early AM

    Aug 31

    Lo 63°

    Areas of fog

    Asthma Weather
    • Hi
      RealFeel
      85°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Today

    Aug 31

    86°Lo 70°

    Sunny, warm and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      93°
    • UV
      5 - High
    • Air Qual.
      Good
  • Tue

    Sep 1

    88°Lo 71°

    Mostly sunny, warm and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      94°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Wed

    Sep 2

    90°Lo 69°

    Partly sunny and very warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      96°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Thu

    Sep 3

    89°Lo 69°

    Mostly sunny and very warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      95°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Forecast
Mostly Clear
Clear
Clear
Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 78° 77° 75° 74° 73° 72° 71° 71°
RealFeel® 81° 80° 77° 74° 74° 73° 71° 71°
Humidity 74% 80% 82% 81% 83% 83% 83% 86%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
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Snow
 
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (mph) 6 S 6 S 6 S 7 S 7 S 7 S 7 S 7 S
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 10% 8% 4% 8% 10% 10% 10% 10%
Dew Point 70° 70° 69° 67° 68° 67° 66° 67°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2014
High 86° 82° N/A N/A
Low 70° 58° N/A N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 13:09 of sunlight, then sets at 7:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:46 PM with 13:01 of moolight, then sets at 9:47 AM

Peru Weather Report

Chicago: Heat, Humidity to Build Through Week

August 31, 2015; 12:40 AM ET

A turn to warmer conditions is in store for the Chicago area heading into the new week. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Mon. Air Quality

Mon. Asthma Risk

Mon. UV Index