Repentigny
September
Weather in Repentigny for September 2025
Your guide to Repentigny weather in September - trends and predictions
In general, the average temperature in Repentigny at the beginning of September is 25.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.9 °C by the end of September.
Repentigny sees moderate rainfall in September, averaging 8 rainy days.
- New! Chat with our AI weatherman - it’s amazing and free.
22
Dry days
8
Rainy days
0
Snow days
23°/11°
Temperatures
15 km/h
Avg max wind
77 %
Avg humidity
Repentigny in September average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2  22° | 3  24° | 4 26° | 5 28° | 6 27° | 7  25° |
| 8  19° | 9 20° | 10  20° | 11 22° | 12 23° | 13 22° | 14 20° |
| 15 23° | 16 24° | 17 26° | 18 24° | 19 23° | 20 23° | 21 21° |
| 22 22° | 23 20° | 24 22° | 25  16° | 26 18° | 27 21° | 28 20° |
| 29 20° | 30 22° |
You can click on date
Access Repentigny weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during September in Repentigny
See the weather trend as well as the moving average line
September weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Partly cloudy | 24° /10° | 2.7 mm | 6 | |
| 2 Sept. | Mist | 22° /11° | 0.1 mm | 5 | |
| 3 Sept. | Overcast | 24° /12° | 0 mm | 6 | |
| 4 Sept. | Fog | 26° /13° | 0 mm | 7 | |
| 5 Sept. | Mist | 28° /16° | 0 mm | 7 | |
| 6 Sept. | Fog | 27° /16° | 0 mm | 6 | |
| 7 Sept. | Patchy light rain with thunder | 25° /14° | 5.8 mm | 6 | |
| 8 Sept. | Light rain shower | 19° /11° | 11 mm | 5 | |
| 9 Sept. | Overcast | 20° /7° | 0 mm | 5 | |
| 10 Sept. | Moderate rain | 20° /9° | 4.2 mm | 5 | |
| 11 Sept. | Mist | 22° /10° | 1.3 mm | 6 | |
| 12 Sept. | Overcast | 23° /12° | 0.1 mm | 6 | |
| 13 Sept. | Moderate rain | 22° /13° | 9.4 mm | 6 | |
| 14 Sept. | Mist | 20° /11° | 0 mm | 5 | |
| 15 Sept. | Partly cloudy | 23° /10° | 0 mm | 7 | |
| 16 Sept. | Overcast | 24° /13° | 0 mm | 6 | |
| 17 Sept. | Partly cloudy | 26° /12° | 0.4 mm | 7 | |
| 18 Sept. | Light rain shower | 24° /13° | 1.1 mm | 6 | |
| 19 Sept. | Moderate rain | 23° /13° | 8.2 mm | 5 | |
| 20 Sept. | Overcast | 23° /11° | 0 mm | 6 | |
| 21 Sept. | Mist | 21° /7° | 0 mm | 5 | |
| 22 Sept. | Mist | 22° /8° | 0 mm | 5 | |
| 23 Sept. | Mist | 20° /9° | 0 mm | 5 | |
| 24 Sept. | Partly cloudy | 22° /10° | 0 mm | 6 | |
| 25 Sept. | Sunny | 16° /9° | 19.2 mm | 4 | |
| 26 Sept. | Partly cloudy | 18° /8° | 69.7 mm | 5 | |
| 27 Sept. | Sunny | 21° /8° | 0 mm | 6 | |
| 28 Sept. | Partly cloudy | 20° /10° | 0 mm | 5 | |
| 29 Sept. | Mist | 20° /9° | 0 mm | 5 | |
| 30 Sept. | Mist | 22° /9° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Repentigny 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 Repentigny forecast closer to your planned date for the most up-to-date weather information.
Repentigny in September - FAQ
What are the expected maximum and minimum temperatures in Repentigny during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Repentigny during September?
Moderate rainfall is anticipated in Repentigny during September, with a total of 74.3 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Repentigny during September?
The average wind speed in Repentigny during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Repentigny
Explore the daily rainfall trends and prepare for Repentignys September weather 💧
UV exposure in Repentigny during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
You are here
Where is Repentigny?Get accurate weather forecasts for Repentigny, located at latitude 45.742 and longitude -73.45. Stay updated with localized weather information tailored for Repentigny.
Found a mistake?
We appreciate your attention to details. Tell us here.