• Tonight

    Dec 20

    Lo -13°

    Areas of freezing fog late

    Hair Frizz Weather
    • Wind
      Gust
      11 k/h
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Sun

    Dec 21

    -6°Lo -14°

    Fog, then some sun

    Warning for hair frizz
    • Wind
      Gust
      9 k/h
    • Precip
      21%
    • Hours of Precip
      0
  • Mon

    Dec 22

    -4°Lo -7°

    Some sun, then clouds

    Warning for hair frizz
    • Wind
      Gust
      22 k/h
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Tue

    Dec 23

    0°Lo -2°

    A bit of ice in the afternoon

    Warning for hair frizz
    • Wind
      Gust
      28 k/h
    • Precip
      55%
    • Hours of Precip
      3.5
    more
  • Wed

    Dec 24

    5°Lo 2°

    Windy with rain

    Advisory for hair frizz
    • Wind
      Gust
      69 k/h
    • Precip
      76%
    • Hours of Precip
      13.5
    more
Next Previous
Hi -6° RealFeel® -5° Precipitation 21%

Day

N

E

S

W

  • NE 4 km/h
  • Gusts: 9 km/h

Areas of low clouds and freezing fog; otherwise, partly sunny

  • Max UV Index: 1 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 mm
  • Rain: 0 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo -14° RealFeel® -14° Precipitation 2%

Night

N

E

S

W

  • SE 7 km/h
  • Gusts: 13 km/h

Clear to partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 mm
  • Rain: 0 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High -6° -4° (1949) -6°
Low -14° -12° -30° (1942) -8°

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 6:49 AM with 9:41 of moolight, then sets at 4:30 PM

Ottawa Weather Report

Weekend Update on White Christmas Potential in Canada

December 20, 2014; 3:49 PM ET

Update on White Christmas probabilities for Canada more >