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    • Early AM

      Oct 1

      Lo
      Showers
      • Sinus Headache
      • Weather
      • Hi RealFeel: 19°
      • UV: 4 - Moderate
      • Cloud Cover: 88%
      More
    • Today

      Oct 1

      17° /11°C
      Cloudy.
      • Neutral
      • weather for sinus headaches
      • Hi RealFeel: 17°
      • UV: 2 - Low
      • Cloud Cover: 100%
    • Sun

      Oct 2

      17° /11°
      Cloudy with a shower or two
      • At Risk
      • weather for sinus headaches
      • Hi RealFeel: 16°
      • UV: 2 - Low
      • Cloud Cover: 99%
      More
    • Mon

      Oct 3

      19° /8°
      Cloudy with a shower or two
      • Neutral
      • weather for sinus headaches
      • Hi RealFeel: 16°
      • UV: 2 - Low
      • Cloud Cover: 75%
      More
    • Tue

      Oct 4

      20° /8°
      Partly sunny and nice
      • At Risk
      • weather for sinus headaches
      • Hi RealFeel: 19°
      • UV: 4 - Moderate
      • Cloud Cover: 18%
      More
    Saturday
    5am
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    11am
    12pm
    Forecast Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Temp (°C) 10° 10° 11° 12° 14° 14° 15° 16°
    RealFeel® 10° 12° 13° 14° 15°
    Wind (km/h) 9 NE 11 NE 11 NE 15 NE 13 NE 13 ENE 15 ENE 15 ENE
    precip
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    Rain
    40%
    34%
    23%
    1%
    1%
    1%
    1%
    1%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    UV Index 0 0 0 0 0 1 1 2
    Cloud Cover 95% 95% 96% 97% 98% 99% 100% 97%
    Humidity 80% 83% 73% 70% 63% 59% 58% 55%
    Dew Point
    Temp °C
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    20° 15° 10°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/1/2015
    High 17° 16° 26° (1950) 14°
    Low 11° -2° (1974)

    Sunrise/Sunset

    • Sunrise: 6:54 AM
    • Sunset: 6:34 PM
    • Duration: 11:40 hr

    Moonrise/Moonset

    • Moonrise: 7:20 AM
    • Moonset: 7:08 PM
    • Duration: 11:48 hr
    Astronomy

    Saint-Laurent Weather Report

    Weekly update signals a mild October for a majority of Canada

    September 30, 2016; 12:09 PM ET

    Latest clues to the long range into October. More >