• Tonight

    Dec 18

    Lo -11°

    Mostly cloudy and colder

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      -12°
    • Hi
      RealFeel
      -8°
    • Wind
      Speed
      22 k/h
    more
  • Fri

    Dec 19

    -6°Lo -15°

    Sunny

    Very Good for home energy
    • Avg
      RealFeel
      -13°
    • Hi
      RealFeel
      -10°
    • Wind
      Speed
      15 k/h
    more
  • Sat

    Dec 20

    -6°Lo -14°

    Partly sunny

    Very Good for home energy
    • Avg
      RealFeel
      -9°
    • Hi
      RealFeel
      -3°
    • Wind
      Speed
      4 k/h
  • Sun

    Dec 21

    -7°Lo -15°

    Times of clouds and sun

    Very Good for home energy
    • Avg
      RealFeel
      -11°
    • Hi
      RealFeel
      -6°
    • Wind
      Speed
      4 k/h
    more
  • Mon

    Dec 22

    -3°Lo -8°

    Turning cloudy

    Very Good for home energy
    • Avg
      RealFeel
      -10°
    • Hi
      RealFeel
      -6°
    • Wind
      Speed
      11 k/h
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°C) -12° -10° -9° -8° -6° -7° -7° -7°
RealFeel® -11° -8° -6° -5° -3° -5° -6° -7°
Humidity 100% 97% 91% 83% 73% 78% 77% 77%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (km/h) 4 N 4 N 4 N 4 N 2 N 4 NNE 4 NE 6 NE
UV Index 0 1 1 1 1 1 0 0
Cloud Cover 40% 40% 40% 40% 40% 40% 40% 40%
Dew Point -12° -11° -11° -11° -10° -10° -11° -11°
Middle Grid line 0 C Middle Grid line -5 C Middle Grid line -10 C

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High -6° -3° 13° (1957) -2°
Low -14° -12° -34° (1942) -7°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:39 AM with 8:43 of sunlight, then sets at 4:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:48 AM with 9:47 of moolight, then sets at 3:35 PM

Ottawa Weather Report

Christmas Holiday Preview in Canada

December 18, 2014; 3:45 PM ET

A look a the storm systems that could impact Christmas Eve and Christmas Day in Canada. more >