• Tonight

    Sep 18

    Lo 1°

    Mainly clear; fog late

    Dust & Dander Weather
    • Precip
      1%
    • Wind
      Speed
      15 k/h
    • Cloud
      Cover
      66%
    more
  • Fri

    Sep 19

    13°Lo 7°

    Fog in the morning; sunshine

    High indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      8 k/h
    • Cloud
      Cover
      13%
  • Sat

    Sep 20

    20°Lo 16°

    A few afternoon showers

    Moderate indoor dust & dander levels
    • Precip
      60%
    • Wind
      Speed
      21 k/h
    • Cloud
      Cover
      60%
    more
  • Sun

    Sep 21

    21°Lo 9°

    Mostly cloudy, showers; warm

    Low indoor dust & dander levels
    • Precip
      78%
    • Wind
      Speed
      11 k/h
    • Cloud
      Cover
      76%
    more
  • Mon

    Sep 22

    14°Lo 7°

    Cooler

    Low indoor dust & dander levels
    • Precip
      30%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      53%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Mostly Clear
Fog
Fog
Fog
Fog
Fog
Fog
Sunny
Temp (°C)
RealFeel® 11°
Humidity 64% 66% 70% 65% 57% 52% 50% 47%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (km/h) 6 NNE 6 NNE 5 NNE 6 NNE 6 NE 6 ENE 8 E 8 E
UV Index 0 0 0 0 0 1 2 3
Cloud Cover 10% 10% 10% 10% 0% 1% 1% 2%
Dew Point -4° -4° -4° -3° -3° -3° -2° -2°
Middle Grid line 10 C Middle Grid line 5 C Middle Grid line 0 C

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 13° 19° 29° (1955) 23°
Low (1969)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:37 AM with 12:21 of sunlight, then sets at 6:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:10 AM with 14:23 of moolight, then sets at 4:33 PM

Top Story

Montreal Weather Report

Cold Snap, Widespread Frost Looms for Northeast

September 18, 2014; 9:00 PM ET

The chilliest air of the season so far will settle over much of the Northeast into Friday and will bring frost to a large area. more >