• Tonight

    Dec 20

    Lo -13°

    Areas of freezing fog late

    Asthma Weather
    • Hi
      RealFeel
      -9°
    • UV
      1 - Low
    • Air Qual.
      Good
    more
  • Sun

    Dec 21

    -7°Lo -10°

    Freezing fog in the morning

    Beneficial weather for asthma
    • Hi
      RealFeel
      -6°
    • UV
      1 - Low
    • Air Qual.
      Good
    more
  • Mon

    Dec 22

    -4°Lo -6°

    Some sun, then clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      -7°
    • UV
      1 - Low
    • Air Qual.
      Good
    more
  • Tue

    Dec 23

    0°Lo 0°

    A bit of ice in the afternoon

    Beneficial weather for asthma
    • Hi
      RealFeel
      -4°
    • UV
      1 - Low
    • Cloud
      Cover
      93%
  • Wed

    Dec 24

    6°Lo 4°

    Very windy; periods of rain

    Neutral weather for asthma
    • Hi
      RealFeel
      -4°
    • UV
      0 - Low
    • Cloud
      Cover
      95%
    more
Next Previous
Hi 0° RealFeel® -4° Precipitation 58%

Day

N

E

S

W

  • E 15 km/h
  • Gusts: 20 km/h

Mostly cloudy with a bit of rain, some freezing in the afternoon

  • Max UV Index: 1 (Low)
  • Thunderstorms: 0%
  • Precipitation: 1 mm
  • Rain: 1 mm
  • Snow: 0 CM
  • Ice: 1 mm
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1 hrs
Lo 0° RealFeel® -5° Precipitation 55%

Night

N

E

S

W

  • E 15 km/h
  • Gusts: 28 km/h

A bit of rain, freezing on surfaces early; plenty of clouds

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 1 mm
  • Rain: 0 mm
  • Snow: 0 CM
  • Ice: 1 mm
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 1 hrs

Temperature History - Dec 23

more Historical Weather Data >
  Today Normal Record 12/23/2013
High -3° 12° (1957) -6°
Low -12° -28° (1943) -9°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:33 AM with 8:42 of sunlight, then sets at 4:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:30 AM with 10:03 of moolight, then sets at 6:33 PM

Saint-Laurent 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 >