• Today

    Sep 2

    28°Lo 16°

    A heavy afternoon t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Sep 3

    25°Lo 14°

    A passing morning shower

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Thu

    Sep 4

    27°Lo 17°

    Mostly sunny and warm

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Fri

    Sep 5

    30°Lo 14°

    An afternoon thunderstorm

    Low ragweed pollen levels
    • Precip
      56%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      46%
    more
  • Sat

    Sep 6

    19°Lo 9°

    Sunshine and patchy clouds

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      11 k/h
    • Cloud
      Cover
      25%
    more
Next Previous
Hi 27° RealFeel® 27° Precipitation 5%

Day

N

E

S

W

  • SW 10 km/h
  • Gusts: 16 km/h

Sunny to partly cloudy and warm

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 mm
  • Rain: 0 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 17° RealFeel® 16° Precipitation 8%

Night

N

E

S

W

  • SW 6 km/h
  • Gusts: 11 km/h

Mainly clear and mild

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

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2013
High 27° 21° 34° (1999) 19°
Low 17° 11° (1987) 11°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:08 of sunlight, then sets at 7:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:10 PM with 9:53 of moolight, then sets at 2:03 AM

Top Story

Longueuil Weather Report

September Thoughts

September 2, 2014; 2:43 PM ET

Welcome to September and meteorological Fall. more >