• Today

    Aug 31

    87°Lo 68°

    Warm with hazy sunshine

    Good for running
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
  • Tue

    Sep 1

    89°Lo 69°

    Mostly sunny, warm and humid

    Very Good for running
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
  • Wed

    Sep 2

    91°Lo 68°

    Partly sunny and hot

    Very Good for running
    • Precip
      9%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
    more
  • Thu

    Sep 3

    89°Lo 67°

    Mostly sunny and very warm

    Very Good for running
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Fri

    Sep 4

    89°Lo 66°

    Mostly sunny and very warm

    Very Good for running
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
7pm
8pm 9pm 10pm 11pm Tue
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Hazy
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Temp (°F) 80° 78° 76° 74° 72° 72° 71° 70°
RealFeel® 83° 79° 78° 76° 73° 73° 73° 71°
Humidity 65% 72% 79% 83% 86% 89% 90% 90%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 4 S 5 SSW 5 SSW 6 SSW 6 SSW 6 SSW 6 SSW 5 SSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 31% 3% 1% 0% 0% 0% 0% 3%
Dew Point 68° 68° 69° 69° 68° 68° 68° 67°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2014
High 87° 81° 98° (1953) 86°
Low 68° 60° 33° (1915) 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 13:10 of sunlight, then sets at 7:30 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:45 PM with 13:01 of moolight, then sets at 9:46 AM

Ottawa Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

August 31, 2015; 10:12 AM ET

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