• Early AM

    Aug 21

    Lo 18°

    Mostly cloudy

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      35%
    • Hi
      RealFeel
      28°
    more
  • Today

    Aug 21

    23°Lo 14°

    Mostly cloudy, showers around

    Very Good for lawn mowing
    • Hours of Precip
      4
    • Precip
      60%
    • Hi
      RealFeel
      24°
  • Fri

    Aug 22

    24°Lo 15°

    Times of sun and clouds

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      23%
    • Hi
      RealFeel
      25°
    more
  • Sat

    Aug 23

    26°Lo 15°

    Intervals of clouds and sun

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      25%
    • Hi
      RealFeel
      29°
    more
  • Sun

    Aug 24

    27°Lo 16°

    Intervals of clouds and sun

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      32°
    more
Next Previous
Hi 23° RealFeel® 24° Precipitation 60%

Day

N

E

S

W

  • SSE 10 km/h
  • Gusts: 16 km/h

Mostly cloudy with a couple of showers

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 2 mm
  • Rain: 2 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs
Lo 14° RealFeel® 13° Precipitation 55%

Night

N

E

S

W

  • N 6 km/h
  • Gusts: 10 km/h

Partly cloudy with a brief shower or two

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 1 mm
  • Rain: 1 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Temperature History - Aug 21

more Historical Weather Data >
  Today Normal Record 8/21/2013
High 23° 24° 33° (1955) 29°
Low 14° 13° (1982) 19°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:01 AM with 13:51 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:25 AM with 14:58 of moolight, then sets at 5:23 PM

Top Story

Longueuil Weather Report

Weather Pattern Highlights Into Next Week

August 20, 2014; 10:27 AM ET

A look at the weather pattern across Canada into next week. more >