Dorval
September
Weather in Dorval for September 2025
Your guide to Dorval weather in September - trends and predictions
In general, the average temperature in Dorval at the beginning of September is 25 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.9 °C by the end of September.
Dorval experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 148.6 mm.
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Temperatures
Rain 🌧️
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20
Dry days
10
Rainy days
0
Snow days
22°/12°
Temperatures
14 km/h
Avg max wind
73 %
Avg humidity
Dorval in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2 22° | 3 24° | 4 27° | 5 27° | 6  27° | 7  24° |
| 8  20° | 9 20° | 10 20° | 11  22° | 12 24° | 13  22° | 14 21° |
| 15 25° | 16 24° | 17  26° | 18 24° | 19  23° | 20 23° | 21 21° |
| 22 22° | 23 20° | 24 23° | 25  18° | 26 19° | 27 20° | 28 21° |
| 29 21° | 30 24° |
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Temperatures trend during September in Dorval
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Mist | 24° /11° | 3.9 mm | 5 | |
| 2 Sept. | Mist | 22° /11° | 0 mm | 5 | |
| 3 Sept. | Mist | 24° /12° | 0 mm | 6 | |
| 4 Sept. | Mist | 27° /15° | 0 mm | 7 | |
| 5 Sept. | Mist | 27° /17° | 0 mm | 7 | |
| 6 Sept. | Cloudy | 27° /18° | 0.1 mm | 6 | |
| 7 Sept. | Patchy light rain with thunder | 24° /14° | 9.6 mm | 5 | |
| 8 Sept. | Light rain shower | 20° /12° | 19.7 mm | 5 | |
| 9 Sept. | Cloudy | 20° /9° | 0 mm | 5 | |
| 10 Sept. | Light rain shower | 20° /12° | 5.1 mm | 5 | |
| 11 Sept. | Overcast | 22° /11° | 2.5 mm | 6 | |
| 12 Sept. | Overcast | 24° /13° | 1.7 mm | 6 | |
| 13 Sept. | Moderate rain | 22° /14° | 8.1 mm | 6 | |
| 14 Sept. | Overcast | 21° /13° | 0 mm | 6 | |
| 15 Sept. | Mist | 25° /12° | 0 mm | 6 | |
| 16 Sept. | Overcast | 24° /15° | 0 mm | 6 | |
| 17 Sept. | Partly cloudy | 26° /13° | 0 mm | 7 | |
| 18 Sept. | Light rain shower | 24° /13° | 0.9 mm | 6 | |
| 19 Sept. | Heavy rain | 23° /15° | 9.2 mm | 5 | |
| 20 Sept. | Cloudy | 23° /12° | 0 mm | 6 | |
| 21 Sept. | Mist | 21° /9° | 0 mm | 5 | |
| 22 Sept. | Mist | 22° /10° | 0 mm | 5 | |
| 23 Sept. | Mist | 20° /11° | 0 mm | 5 | |
| 24 Sept. | Partly cloudy | 23° /12° | 0 mm | 6 | |
| 25 Sept. | Sunny | 18° /10° | 16.7 mm | 5 | |
| 26 Sept. | Partly cloudy | 19° /9° | 71.3 mm | 5 | |
| 27 Sept. | Mist | 20° /8° | 0 mm | 5 | |
| 28 Sept. | Mist | 21° /11° | 0 mm | 5 | |
| 29 Sept. | Mist | 21° /10° | 0 mm | 5 | |
| 30 Sept. | Mist | 24° /11° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Dorval in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Dorval forecast closer to your planned date for the most up-to-date weather information.
Dorval in September - FAQ
What are the expected maximum and minimum temperatures in Dorval during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Dorval during September?
Significant rainfall exceeding 148.6 mm is expected in Dorval during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Dorval during September?
The average wind speed in Dorval during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Dorval
Explore the daily rainfall trends and prepare for Dorvals September weather 💧
UV exposure in Dorval during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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