Weather

Observed at: Montréal-Mirabel Int'l Airport 3:00 AM EDT Friday 5 September 2025
Condition: Mainly Clear
Temperature: 10.8°C
Pressure / Tendency: 101.0 kPa rising
Visibility: 40 km
Humidity: 97 %
Dewpoint: 10.4°C
Wind: WSW 8 km/h
Air Quality Health Index: n/a

A mix of sun and cloud. High 22. Forecast issued 1:52 AM EDT Friday 5 September 2025

Cloudy periods. Low 11. Forecast issued 1:52 AM EDT Friday 5 September 2025

A mix of sun and cloud. High 22. Forecast issued 1:52 AM EDT Friday 5 September 2025

Cloudy periods. Low 8. Forecast issued 1:52 AM EDT Friday 5 September 2025

A mix of sun and cloud with 30 percent chance of showers. High 16. Forecast issued 1:52 AM EDT Friday 5 September 2025

Cloudy periods with 30 percent chance of showers. Low 7. Forecast issued 1:52 AM EDT Friday 5 September 2025

A mix of sun and cloud with 60 percent chance of showers. High 20. Forecast issued 1:52 AM EDT Friday 5 September 2025

Clear. Low 9. Forecast issued 1:52 AM EDT Friday 5 September 2025

Cloudy. High 19. Forecast issued 1:52 AM EDT Friday 5 September 2025

Partly cloudy with 40 percent chance of showers. Wind west 20 km/h gusting to 40 becoming light near midnight. Low 12. Forecast issued 1:52 AM EDT Friday 5 September 2025

Mainly sunny. Fog patches dissipating in the morning. Wind becoming south 30 km/h gusting to 50 in the morning. High 25. Humidex 27. UV index 6 or high. Forecast issued 1:52 AM EDT Friday 5 September 2025

Partly cloudy with 40 percent chance of showers. Fog patches. Low 10. Forecast issued 1:52 AM EDT Friday 5 September 2025

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Observed at: Montréal-Mirabel Int'l Airport 1:00 AM EDT Friday 5 September 2025
Condition: Mostly Cloudy
Temperature: 13.6°C
Pressure / Tendency: 100.9 kPa rising
Visibility: 40 km
Humidity: 94 %
Dewpoint: 12.6°C
Wind: W 7 km/h
Air Quality Health Index: n/a

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Observed at: Montréal-Mirabel Int'l Airport 12:00 AM EDT Friday 5 September 2025
Condition: Mostly Cloudy
Temperature: 15.2°C
Pressure / Tendency: 100.8 kPa rising
Visibility: 40 km
Humidity: 97 %
Dewpoint: 14.7°C
Wind: WSW 5 km/h
Air Quality Health Index: n/a

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Observed at: Montréal-Mirabel Int'l Airport 11:00 PM EDT Thursday 4 September 2025
Condition: Light Rain
Temperature: 16.0°C
Pressure / Tendency: 100.7 kPa rising
Visibility: 40 km
Humidity: 97 %
Dewpoint: 15.5°C
Wind: WSW 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!