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Observed at: Montréal-Mirabel Int'l Airport 6:00 PM EDT Wednesday 3 September 2025
Condition: Partly Cloudy
Temperature: 25.0°C
Pressure / Tendency: 100.9 kPa falling
Visibility: 72 km
Humidity: 43 %
Humidex: 27
Dewpoint: 11.4°C
Wind: S 8 km/h
Air Quality Health Index: n/a

We now have new location pages! To ensure you are retrieving the location closest to you please visit weather.gc.ca/canada_e.html for all our new locations!

Observed at: Montréal-Mirabel Int'l Airport 5:00 PM EDT Wednesday 3 September 2025
Condition: Partly Cloudy
Temperature: 25.7°C
Pressure / Tendency: 100.9 kPa falling
Visibility: 72 km
Humidity: 38 %
Humidex: 27
Dewpoint: 10.4°C
Wind: S 10 km/h
Air Quality Health Index: n/a

We now have new location pages! To ensure you are retrieving the location closest to you please visit weather.gc.ca/canada_e.html for all our new locations!

Observed at: Montréal-Mirabel Int'l Airport 4:00 PM EDT Wednesday 3 September 2025
Condition: Partly Cloudy
Temperature: 25.8°C
Pressure / Tendency: 101.0 kPa falling
Visibility: 72 km
Humidity: 38 %
Humidex: 27
Dewpoint: 10.4°C
Wind: S 8 km/h
Air Quality Health Index: n/a

A mix of sun and cloud. High 23. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

Cloudy periods. Low 8. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

A mix of sun and cloud. High 20. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

Cloudy periods with 30 percent chance of showers. Low 9. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

A mix of sun and cloud with 40 percent chance of showers. High 20. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

Clear. Low 10. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

A mix of sun and cloud with 30 percent chance of showers. High 22. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

Cloudy periods with 30 percent chance of showers. Low 15. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

A mix of sun and cloud with 30 percent chance of showers. High 23. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

Showers ending near midnight then mainly cloudy. Risk of a thunderstorm in the evening. Amount 5 mm. Wind northwest 20 km/h becoming light in the evening. Low 8. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

Increasing cloudiness. Showers beginning near noon. Risk of a thunderstorm in the afternoon. Amount 5 to 10 mm. Wind south 30 km/h gusting to 60. High 25. Humidex 28. UV index 5 or moderate. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

Clear. Wind south 20 km/h gusting to 40 becoming light this evening. Wind becoming south 20 before morning. Low 16. Forecast issued 3:30 PM EDT Wednesday 3 September 2025

We now have new location pages! To ensure you are retrieving the location closest to you please visit weather.gc.ca/canada_e.html for all our new locations!

Observed at: Montréal-Mirabel Int'l Airport 3:00 PM EDT Wednesday 3 September 2025
Condition: Partly Cloudy
Temperature: 25.7°C
Pressure / Tendency: 101.0 kPa falling
Visibility: 72 km
Humidity: 37 %
Humidex: 27
Dewpoint: 10.1°C
Wind: SSW 10 km/h
Air Quality Health Index: n/a