• Today

    Dec 25

    44°Lo 35°

    Clouds giving way to some sun

    Good for home energy
    • Avg
      RealFeel
      29°
    • Hi
      RealFeel
      35°
    • Wind
      Speed
      13 mph
  • Fri

    Dec 26

    49°Lo 42°

    Some sun, then clouds; breezy

    Fair for home energy
    • Avg
      RealFeel
      38°
    • Hi
      RealFeel
      40°
    • Wind
      Speed
      15 mph
    more
  • Sat

    Dec 27

    46°Lo 23°

    A little morning rain; cloudy

    Good for home energy
    • Avg
      RealFeel
      29°
    • Hi
      RealFeel
      36°
    • Wind
      Speed
      14 mph
    more
  • Sun

    Dec 28

    34°Lo 22°

    Partly sunny

    Good for home energy
    • Avg
      RealFeel
      27°
    • Hi
      RealFeel
      34°
    • Wind
      Speed
      5 mph
    more
  • Mon

    Dec 29

    34°Lo 17°

    Mostly cloudy

    Good for home energy
    • Avg
      RealFeel
      15°
    • Hi
      RealFeel
      27°
    • Wind
      Speed
      9 mph
    more
Next Previous
Next 8 hours >
  Thu
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Cloudy
Cloudy
Temp (°F) 34° 34° 33° 32° 33° 32° 31° 32°
RealFeel® 23° 23° 21° 20° 22° 19° 18° 21°
Humidity 82% 81% 85% 85% 79% 79% 82% 87%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
13%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
21%
 
20%
 
20%
 
20%
 
20%
 
20%
 
13%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 13 W 13 W 13 WSW 13 WSW 12 W 13 WSW 14 WSW 10 WSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 99% 98% 94% 98% 100% 86% 73% 99%
Dew Point 29° 29° 29° 28° 27° 26° 26° 28°
Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Dec 25

more Historical Weather Data >
  Today Normal Record 12/25/2013
High 44° 33° 61° (1982) 27°
Low 35° 17° -20° (1983) 17°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:20 AM with 9:11 of sunlight, then sets at 4:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:51 AM with 11:17 of moolight, then sets at 9:08 PM

Ottawa Weather Report

Chicago: Wash of Showers for Post-Holiday Weekend Travel

December 25, 2014; 3:04 PM ET

As holiday travelers head home from the Chicago area, conditions will feel colder with the chance of some showers over 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