• Tonight

    Sep 19

    Lo 6°

    Rising temperatures late

    Sinus Headache Weather
    • Hi
      RealFeel
      16°
    • UV
      4 - Moderate
    • Cloud
      Cover
      25%
    more
  • Sat

    Sep 20

    21°Lo 17°

    Warmer; a shower in the p.m.

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      18°
    • UV
      4 - Moderate
    • Cloud
      Cover
      68%
    more
  • Sun

    Sep 21

    21°Lo 8°

    Breezy with periods of rain

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      18°
    • UV
      1 - Low
    • Cloud
      Cover
      92%
  • Mon

    Sep 22

    12°Lo 6°

    Cooler; a little morning rain

    At Risk weather for sinus headaches
    • Hi
      RealFeel
    • UV
      2 - Low
    • Cloud
      Cover
      76%
    more
  • Tue

    Sep 23

    16°Lo 4°

    A couple of showers

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      15°
    • UV
      2 - Low
    • Cloud
      Cover
      77%
    more
Next Previous
Periods of rain 21° Lo 17° RealFeel® 18° / 12°

N

E

S

W

  • Precipitation: 65%
  • Rain: 11 mm
  • Snow: 0 CM
  • Humidity: 84%
  • Cloud Cover: 95%
  • Dew Point: 16° C
  • Visibility: 6 km
21 km/h

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 21° 18° 28° (1965) 21°
Low (1973) 16°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 12:15 of sunlight, then sets at 6:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:05 AM with 13:28 of moolight, then sets at 5:33 PM

Top Story

Longueuil Weather Report

Recent Chill a Possible Sign of an Early Winter?

September 19, 2014; 12:51 PM ET

Do recent cold weather events signal an early winter for Canada? more >