• Today

    Jul 30

    78°Lo 58°

    Some sun with a thunderstorm

    Poor for home energy
    • Avg
      RealFeel
      70°
    • Hi
      RealFeel
      83°
    • Wind
      Speed
      5 mph
    more
  • Thu

    Jul 31

    81°Lo 61°

    A p.m. t-storm in spots

    Poor for home energy
    • Avg
      RealFeel
      73°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      5 mph
  • Fri

    Aug 1

    80°Lo 58°

    An afternoon thunderstorm

    Poor for home energy
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      4 mph
    more
  • Sat

    Aug 2

    80°Lo 58°

    Partly sunny with a t-storm

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      87°
    • Wind
      Speed
      5 mph
    more
  • Sun

    Aug 3

    81°Lo 61°

    Partly sunny and beautiful

    Poor for home energy
    • Avg
      RealFeel
      73°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      4 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Temp (°F) 60° 64° 68° 73° 76° 77° 79° 81°
RealFeel® 59° 65° 69° 77° 81° 83° 84° 86°
Humidity 91% 83% 73% 66% 63% 58% 54% 52%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
4%
 
7%
 
7%
 
6%
 
5%
 
5%
 
8%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 3 WSW 4 WSW 5 WSW 5 WSW 6 W 6 W 6 W 6 W
UV Index 0 1 3 4 6 7 7 7
Cloud Cover 26% 11% 11% 11% 11% 17% 25% 46%
Dew Point 57° 59° 60° 61° 62° 61° 61° 62°
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 Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 81° 84° 99° (2006) 75°
Low 61° 62° 50° (1997) 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:50 AM with 14:25 of sunlight, then sets at 8:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:21 AM with 12:02 of moolight, then sets at 10:23 PM

Top Story

Peru Weather Report

Late-Week Thunderstorms in Store for Chicago

July 30, 2014; 6:08 AM ET

Thunderstorms will move into the Chicago area later this week, and the threat for storms will remain into the weekend. 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.

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index