Côte-Saint-Luc
September
Weather in Côte-Saint-Luc for September 2025
Your guide to Côte-Saint-Luc weather in September - trends and predictions
In general, the average temperature in Côte-Saint-Luc at the beginning of September is 25.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.9 °C by the end of September.
Côte-Saint-Luc experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 149.1 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
Côte-Saint-Luc in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2 22° | 3 24° | 4 27° | 5 28° | 6 27° | 7  24° |
| 8  20° | 9  20° | 10  20° | 11  22° | 12 24° | 13  22° | 14 21° |
| 15 24° | 16 24° | 17  27° | 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 Côte-Saint-Luc
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° | 3.1 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 | 28° /17° | 0 mm | 7 | |
| 6 Sept. | Mist | 27° /18° | 0.1 mm | 6 | |
| 7 Sept. | Patchy light rain with thunder | 24° /14° | 8.3 mm | 5 | |
| 8 Sept. | Light rain shower | 20° /12° | 20.8 mm | 5 | |
| 9 Sept. | Cloudy | 20° /9° | 0 mm | 5 | |
| 10 Sept. | Heavy rain | 20° /12° | 4.8 mm | 5 | |
| 11 Sept. | Overcast | 22° /11° | 2.7 mm | 6 | |
| 12 Sept. | Overcast | 24° /13° | 1.4 mm | 6 | |
| 13 Sept. | Moderate rain | 22° /14° | 7.7 mm | 6 | |
| 14 Sept. | Overcast | 21° /13° | 0 mm | 6 | |
| 15 Sept. | Mist | 24° /12° | 0 mm | 6 | |
| 16 Sept. | Overcast | 24° /15° | 0 mm | 6 | |
| 17 Sept. | Partly cloudy | 27° /14° | 0 mm | 7 | |
| 18 Sept. | Light rain shower | 24° /14° | 0.8 mm | 6 | |
| 19 Sept. | Heavy rain | 23° /15° | 9.8 mm | 5 | |
| 20 Sept. | Cloudy | 23° /12° | 0 mm | 6 | |
| 21 Sept. | Mist | 21° /9° | 0 mm | 5 | |
| 22 Sept. | Mist | 22° /11° | 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° | 16.8 mm | 5 | |
| 26 Sept. | Partly cloudy | 19° /9° | 72.7 mm | 5 | |
| 27 Sept. | Mist | 20° /9° | 0 mm | 5 | |
| 28 Sept. | Mist | 21° /11° | 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.
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 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 Côte-Saint-Luc during September?
Significant rainfall exceeding 149.1 mm is expected in Côte-Saint-Luc during September, occurring over more than 10 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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