• Today

    May 25

    77°Lo 62°

    Breezy with clouds breaking

    Poor for home energy
    • Avg
      RealFeel
      67°
    • Hi
      RealFeel
      75°
    • Wind
      Speed
      18 mph
    more
  • Tue

    May 26

    71°Lo 58°

    A shower and t-storm around

    Poor for home energy
    • Avg
      RealFeel
      64°
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      14 mph
    more
  • Wed

    May 27

    75°Lo 55°

    Partly sunny with a t-storm

    Poor for home energy
    • Avg
      RealFeel
      66°
    • Hi
      RealFeel
      75°
    • Wind
      Speed
      12 mph
  • Thu

    May 28

    79°Lo 61°

    Mostly sunny and nice

    Poor for home energy
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      83°
    • Wind
      Speed
      8 mph
    more
  • Fri

    May 29

    82°Lo 59°

    Clouds and sun with a t-storm

    Poor for home energy
    • Avg
      RealFeel
      70°
    • Hi
      RealFeel
      84°
    • Wind
      Speed
      14 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
5pm
6pm 7pm 8pm 9pm 10pm 11pm Thu
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Mostly Sunny
Partly Sunny
Mostly Sunny
Sunny
Clear
Clear
Clear
Clear
Temp (°F) 75° 72° 70° 67° 64° 62° 60° 60°
RealFeel® 75° 71° 69° 65° 64° 63° 61° 59°
Humidity 56% 60% 63% 72% 77% 83% 87% 88%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
34%
 
34%
 
23%
 
3%
 
3%
 
3%
 
3%
 
3%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 12 W 10 W 7 WNW 6 W 4 WNW 4 WSW 4 SW 5 SW
UV Index 3 1 1 0 0 0 0 0
Cloud Cover 26% 45% 26% 5% 2% 0% 0% 0%
Dew Point 58° 58° 57° 58° 57° 57° 56° 56°
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 - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2014
High 75° 74° 96° (2012) 83°
Low 55° 52° 30° (1992) 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:25 AM with 14:55 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:31 PM with 12:11 of moolight, then sets at 2:42 AM

DeKalb Weather Report

Chicago: Temperatures to Take Dramatic Swing at Late Week

May 25, 2015; 9:54 AM ET

Following the chance for early-week storms, temperatures in the Chicago area will be on a roller coaster leading 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.

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index