Observed at: Montréal-Trudeau Int'l Airport
Date: Monday May 20, 2019 at 23:32 EDT
Mostly Cloudy
Mostly Cloudy
Temperature: 11.1 °C
Wind: W 23 gust 35 km/h
Humidity: 85 %
Dew point: 8.7 °C
Pressure: 100.7 kPa
Tendency: rising
Visibility: 24.1 km
Sunrise: 05:19
Sunset: 20:23
Normals:
Max 21°C Min 9°C
Yesterday
  Max: 18.8 °C
  Min: 10.1 °C
  Rainfall: 12.2 mm

 Extended Forecast - Environment Canada
  Tuesday
Mainly cloudy
Mainly cloudy
Max: 15°C
Wednesday
Sunny
Sunny
Max: 20°C
Thursday
Showers
Showers
Max: 18°C
Friday
A mix of sun and cloud
A mix of sun and cloud
Max: 22°C
Saturday
Chance of showers (60%)
Chance of showers
Max: 22°C
Sunday
Chance of showers (60%)
Chance of showers
Max: 24°C
Monday night
A few showers
A few showers
Min: 8°C
Tuesday night
Clear
Clear
Min: 8°C
Wednesday night
Cloudy periods
Cloudy periods
Min: 12°C
Thursday night
Showers
Showers
Min: 13°C
Friday night
Chance of showers (30%)
Chance of showers
Min: 15°C
Saturday night
Chance of showers (60%)
Chance of showers
Min: 15°C

Forecast

Montréal, QC (Issued: Monday May 20, 2019 at 15:45 EDT)

Tonight
Increasing cloudiness. A few showers beginning early this evening and ending near midnight. Risk of a thunderstorm early this evening. Wind southwest 40 km/h gusting to 70 becoming west 20 gusting to 40 this evening. Low 8.
Tuesday
Mainly cloudy. Wind west 20 km/h gusting to 40 becoming northwest 40 gusting to 60 near noon. High 15. UV index 5 or moderate.
Tuesday night
Clear. Wind northwest 20 km/h gusting to 40 becoming light near midnight. Low 8.
Wednesday
Sunny. High 20.
Wednesday night
Cloudy. Low 12.
Thursday
Showers. High 18.
Thursday night
Showers. Low 13.
Friday
A mix of sun and cloud. High 22.
Friday night
Cloudy periods with 30 percent chance of showers. Low 15.
Saturday
Cloudy with 60 percent chance of showers. High 22.
Saturday night
Cloudy with 60 percent chance of showers. Low 15.
Sunday
A mix of sun and cloud with 60 percent chance of showers. High 24.
Averages and extremes
Highest temperature(1942-2012)31.4 °C2012
Lowest temperature(1942-2012)0.0 °C1956
Average high19.9 °C 
Average low8.5 °C 
Average14.2 °C 
Greatest rainfall(1942-2012)16.6 mm2004
Greatest snowfall(1942-2012)0.0 cm1942
Greatest precipitation(1942-2012)16.6 mm2004
Most snow on the ground(1955-2012)0.0 cm1955
Monthly frequency of precipitation44.0 % 

24 Hour Forecast - Montréal, QC

Date/Time
(EDT)
Temperature
(°C)

Weather Conditions

LOP †
Wind
(km/h)
21 May 2019
00:00 11 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
01:00 10 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
02:00 9 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
03:00 9 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
04:00 8 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
05:00 8 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
06:00 8 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
07:00 9 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
08:00 9 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
09:00 9 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
10:00 10 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
11:00 10 Mainly cloudy (0%)  Mainly cloudy Nil W 20 gust 40
12:00 11 A mix of sun and cloud (0%)  A mix of sun and cloud Nil NW 40 gust 60
13:00 11 A mix of sun and cloud (0%)  A mix of sun and cloud Nil NW 40 gust 60
14:00 12 A mix of sun and cloud (0%)  A mix of sun and cloud Nil NW 40 gust 60
15:00 13 A mix of sun and cloud (0%)  A mix of sun and cloud Nil NW 40 gust 60
16:00 14 A mix of sun and cloud (0%)  A mix of sun and cloud Nil NW 40 gust 60
17:00 14 A mix of sun and cloud (0%)  A mix of sun and cloud Nil NW 40 gust 60
18:00 15 Mainly sunny (0%)  Mainly sunny Nil NW 20 gust 40
19:00 15 Mainly sunny (0%)  Mainly sunny Nil NW 20 gust 40
20:00 14 A few clouds (0%)  A few clouds Nil NW 20 gust 40
21:00 13 Clear (0%)  Clear Nil NW 20 gust 40
22:00 13 Clear (0%)  Clear Nil NW 20 gust 40
23:00 12 Clear (0%)  Clear Nil NW 20 gust 40
 
† Likelihood of Precipitation (LOP) as described in the public forecast as a chance of measurable precipitation for a period of time.
  Nil: 0%
  Low: 40% or below
  Medium: 60% or 70%
  High: Above 70%

Environment Canada