Observed at: Montréal-Trudeau Int'l Airport
Date: 5:00 AM EDT Tuesday 21 April 2026
Clear
Clear
Temp.: -1 °C
Wind Chill: -2 °C
Wind: SE 5 km/h
Humidity: 58 %
Dew point: -8 °C
Pressure: 102.7 kPa
Tendency: 0.02 kPa
Visibility: 24 km
Sunrise: 5:59
Sunset: 19:48
Normals:
Max 13°C Min 3°C
 Extended Forecast - Environment Canada
Today
Mainly sunny
Mainly sunny
Max: 9°C
Wed, 22 Apr
Mainly cloudy
Mainly cloudy
Max: 11°C
Thu, 23 Apr
Sunny
Sunny
Max: 11°C
Fri, 24 Apr
Sunny
Sunny
Max: 11°C
Sat, 25 Apr
Sunny
Sunny
Max: 15°C
Sun, 26 Apr
A mix of sun and cloud
A mix of sun and cloud
Max: 17°C
Mon, 27 Apr
A mix of sun and cloud
A mix of sun and cloud
Max: 18°C
Tonight
Chance of showers (30%)
Chance of showers
Min: 3°C
Night
Clear
Clear
Min: 3°C
Night
Clear
Clear
Min: -2°C
Night
Clear
Clear
Min: 0°C
Night
Clear
Clear
Min: 5°C
Night
Cloudy periods
Cloudy periods
Min: 6°C
 

Forecast

Mont-Royal, QC (Issued: 5:00 AM EDT Tuesday 21 April 2026)

Today
Sunny. Becoming a mix of sun and cloud this morning. Wind up to 15 km/h. High 9. Wind chill minus 6 this morning. UV index 5 or moderate.
Tonight
Becoming cloudy this evening with 30 percent chance of showers overnight. Low plus 3.
Wed, 22 Apr
Cloudy. Becoming a mix of sun and cloud near noon. High 11. UV index 5 or moderate.
Night
Clear. Low plus 3.
Thu, 23 Apr
Sunny. High 11.
Night
Clear. Low minus 2.
Fri, 24 Apr
Sunny. High 11.
Night
Clear. Low zero.
Sat, 25 Apr
Sunny. High 15.
Night
Clear. Low plus 5.
Sun, 26 Apr
A mix of sun and cloud. High 17.
Night
Cloudy periods. Low 6.
Mon, 27 Apr
A mix of sun and cloud. High 18.

24 Hour Forecast - Mont-Royal, QC

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
21 April 2026
6 AM -2 Sunny (0%)  Sunny 0 VR 5
7 AM -1 Sunny (0%)  Sunny 0 VR 5
8 AM -1 Sunny (0%)  Sunny 0 VR 5
9 AM 0 A mix of sun and cloud (0%)  A mix of sun and cloud 0 VR 5
10 AM 2 A mix of sun and cloud (0%)  A mix of sun and cloud 0 S 10
11 AM 3 A mix of sun and cloud (0%)  A mix of sun and cloud 0 S 10
12 PM 4 A mix of sun and cloud (0%)  A mix of sun and cloud 0 S 10
1 PM 6 A mix of sun and cloud (0%)  A mix of sun and cloud 0 S 10
2 PM 7 A mix of sun and cloud (0%)  A mix of sun and cloud 0 SW 15
3 PM 8 A mix of sun and cloud (0%)  A mix of sun and cloud 0 SW 15
4 PM 8 A mix of sun and cloud (0%)  A mix of sun and cloud 0 SW 15
5 PM 9 A mix of sun and cloud (0%)  A mix of sun and cloud 0 SW 15
6 PM 8 A mix of sun and cloud (0%)  A mix of sun and cloud 0 SW 15
7 PM 8 A mix of sun and cloud (0%)  A mix of sun and cloud 0 SW 15
8 PM 7 Partly cloudy (0%)  Partly cloudy 0 W 10
9 PM 6 Cloudy (0%)  Cloudy 0 W 10
10 PM 6 Cloudy (0%)  Cloudy 0 W 10
11 PM 5 Cloudy (0%)  Cloudy 0 W 10
22 April 2026
12 AM 4 Chance of showers (30%)  Chance of showers 30 W 10
1 AM 4 Chance of showers (30%)  Chance of showers 30 W 10
2 AM 3 Chance of showers (30%)  Chance of showers 30 E 10
3 AM 3 Chance of showers (30%)  Chance of showers 30 E 10
4 AM 3 Chance of showers (30%)  Chance of showers 30 E 10
5 AM 3 Chance of showers (30%)  Chance of showers 30 E 10
 
† 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