• Tonight

    Apr 21

    Lo 4°

    Partly cloudy and cool

    Asthma Weather
    • Hi
      RealFeel
    • UV
      3 - Moderate
    • Air Qual.
      Good
  • Wed

    Apr 22

    13°Lo 2°

    Mostly cloudy, showers around

    Neutral weather for asthma
    • Hi
      RealFeel
      12°
    • UV
      3 - Moderate
    • Air Qual.
      Good
    more
  • Thu

    Apr 23

    9°Lo 0°

    A brief shower or two

    Neutral weather for asthma
    • Hi
      RealFeel
    • UV
      5 - Moderate
    • Air Qual.
      Good
    more
  • Fri

    Apr 24

    8°Lo 2°

    A passing shower or two

    At Risk weather for asthma
    • Hi
      RealFeel
    • UV
      3 - Moderate
    • Cloud
      Cover
      76%
    more
  • Sat

    Apr 25

    12°Lo 4°

    An afternoon shower or two

    Beneficial weather for asthma
    • Hi
      RealFeel
      10°
    • UV
      4 - Moderate
    • Cloud
      Cover
      66%
    more
Next Previous
Partly cloudy 6° Lo 4° RealFeel® 2° / 1°

N

E

S

W

  • Precipitation: 25%
  • Rain: 0 mm
  • Snow: 0 CM
  • Humidity: 73%
  • Cloud Cover: 29%
  • Dew Point: 0° C
  • Visibility: 10 km
13 km/h

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 12° 12° 27° (1987) 19°
Low -7° (1981)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:59 AM with 13:49 of sunlight, then sets at 7:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:11 AM with 15:02 of moolight, then sets at 11:13 PM

Saint-Laurent Weather Report

Update on Long Range

April 21, 2015; 12:03 PM ET

An update on the long range and a look at the overall pattern the rest of this week in Canada. more >