Côte-Saint-Luc
September
Weather in Côte-Saint-Luc for September 2025
Your guide to Côte-Saint-Luc weather in September - trends and predictions
Until now, September 2025 in Côte-Saint-Luc is slightly cooler than the historical average by -0.7 °C.
The forecast for the next days in Côte-Saint-Luc predicts temperatures to be around 24 °C, close to the historical average.
In general, the average temperature in Côte-Saint-Luc at the beginning of September is 24.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 23.1 °C by the end of September.
With an average of 3 rainy days, Côte-Saint-Luc experiences minimal rainfall in September.
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Temperatures
Rain 🌧️
More
27
Dry days
3
Rainy days
0
Snow days
25°/10°
Temperatures
14 km/h
Avg max wind
73 %
Avg humidity
Côte-Saint-Luc Weather September
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Temperatures trend during September in Côte-Saint-Luc
See the weather trend as well as the moving average line
September weather in Côte-Saint-Luc day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Mist | 25° /12° | 2.1 mm | 5 | |
| 2 Sept. | Mist | 23° /13° | 0 mm | 5 | |
| 3 Sept. | Mist | 25° /14° | 0 mm | 6 | |
| 4 Sept. | Mist | 27° /15° | 8.2 mm | 6 | |
| 5 Sept. | Mist | 27° /15° | 6.7 mm | 6 | |
| 6 Sept. | Mist | 25° /16° | 9.6 mm | 6 | |
| 7 Sept. |  Patchy light rain with thunder | 22° /13° | 7.6 mm | 5 | |
| 8 Sept. |  Light rain shower | 20° /11° | 13.9 mm | 5 | |
| 9 Sept. |  Cloudy | 21° /8° | 0 mm | 5 | |
| 10 Sept. |  Heavy rain | 22° /11° | 3.2 mm | 5 | |
| 11 Sept. |  Overcast | 22° /12° | 1.8 mm | 5 | |
| 12 Sept. | Overcast | 23° /12° | 1 mm | 5 | |
| 13 Sept. |  Moderate rain | 20° /13° | 5.1 mm | 5 | |
| 14 Sept. | Overcast | 21° /13° | 0.4 mm | 5 | |
| 15 Sept. |  Sunny | 24° /10° | 0 mm | 1.2 | |
| 16 Sept. | Sunny | 25° /8° | 0 mm | 1.2 | |
| 17 Sept. | Mist | 25° /12° | 0 mm | 1.2 | |
| 18 Sept. |  Partly cloudy | 29° /16° | 0 mm | 1.2 | |
| 19 Sept. | Sunny | 20° /9° | 0 mm | 0 | |
| 20 Sept. | Sunny | 19° /6° | 0 mm | 4 | |
| 21 Sept. | Sunny | 24° /8° | 0 mm | 5 | |
| 22 Sept. | Sunny | 26° /14° | 0 mm | 5 | |
| 23 Sept. | Sunny | 27° /15° | 0 mm | 6 | |
| 24 Sept. | Sunny | 27° /16° | 0 mm | 6 | |
| 25 Sept. | Patchy rain possible | 21° /15° | 0.5 mm | 4 | |
| 26 Sept. | Patchy rain possible | 22° /15° | 4.2 mm | 4 | |
| 27 Sept. | Sunny | 22° /15° | 0 mm | 5 | |
| 28 Sept. | Sunny | 25° /15° | 0 mm | 5 | |
| 29 Sept. | Mist | 21° /10° | 0 mm | 5 | |
| 30 Sept. | Mist | 24° /10° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Côte-Saint-Luc 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 Côte-Saint-Luc forecast closer to your planned date for the most up-to-date weather information.
Change Month
Côte-Saint-Luc in September - FAQ
What are the expected maximum and minimum temperatures in Côte-Saint-Luc during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Côte-Saint-Luc during September?
Significant rainfall exceeding 377.8 mm is expected in Côte-Saint-Luc during September, occurring over more than 3 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Côte-Saint-Luc during September?
The average wind speed in Côte-Saint-Luc during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Côte-Saint-Luc
Explore the daily rainfall trends and prepare for Côte-Saint-Lucs September weather 💧
UV exposure in Côte-Saint-Luc during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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