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    • Today

      Sep 27

      21° /7°C
      Sun and some clouds
      • Neutral
      • weather for arthritis pain
      • Rain: 0 mm
      • Hours of Precip: 0
      • UV: 4 - Moderate
    • Wed

      Sep 28

      20° /7°
      Partly sunny
      • Beneficial
      • weather for arthritis pain
      • Rain: 0 mm
      • Hours of Precip: 0
      • UV: 4 - Moderate
      More
    • Thu

      Sep 29

      18° /7°
      Sun mixing with clouds
      • Beneficial
      • weather for arthritis pain
      • Rain: 0 mm
      • Hours of Precip: 0
      • UV: 4 - Moderate
      More
    • Fri

      Sep 30

      17° /8°
      Partly sunny
      • Beneficial
      • weather for arthritis pain
      • Rain: 0 mm
      • Hours of Precip: 0
      • UV: 4 - Moderate
      More
    • Sat

      Oct 1

      20° /10°
      Mostly cloudy
      • Beneficial
      • weather for arthritis pain
      • Rain: 0 mm
      • Hours of Precip: 0
      • UV: 4 - Moderate
      More
    Tuesday
    12pm
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    7pm
    Forecast Mostly Sunny Partly Sunny Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Sunny Mostly Clear
    Temp (°C) 19° 20° 21° 20° 20° 19° 18° 17°
    RealFeel® 20° 21° 22° 21° 20° 19° 17° 16°
    Wind (km/h) 13 SW 13 SW 13 SW 15 SW 13 WSW 11 WSW 9 SW 7 SSW
    precip
    12pm
    1pm
    2pm
    3pm
    4pm
    5pm
    6pm
    7pm
    Rain
    2%
    1%
    0%
    0%
    0%
    0%
    0%
    0%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    12pm
    1pm
    2pm
    3pm
    4pm
    5pm
    6pm
    7pm
    UV Index 4 4 3 3 2 1 0 0
    Cloud Cover 15% 42% 53% 52% 51% 51% 35% 18%
    Humidity 62% 50% 44% 44% 45% 46% 52% 59%
    Dew Point 12°
    Temp °C
    12pm
    1pm
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    3pm
    4pm
    5pm
    6pm
    7pm
    25° 20° 15°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/27/2015
    High 21° 19° N/A 23°
    Low N/A

    Sunrise/Sunset

    • Sunrise: 6:48 AM
    • Sunset: 6:40 PM
    • Duration: 11:52 hr

    Moonrise/Moonset

    • Moonrise: 3:14 AM
    • Moonset: 5:14 PM
    • Duration: 14:00 hr
    Astronomy

    Longueuil Weather Report

    October to start out mild in the East

    September 27, 2016; 12:08 PM ET

    Some needed rainfall for southern Ontario this week. More >