Winnipeg
September
Weather in Winnipeg for September 2026
Your guide to Winnipeg weather in September - trends and predictions
In general, the average temperature in Winnipeg at the beginning of September is 24.1 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 23.9 °C by the end of September.
Winnipeg experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 85.4 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
20
Dry days
10
Rainy days
0
Snow days
24°/13°
Temperatures
22 km/h
Avg max wind
61 %
Avg humidity
Winnipeg Weather September
Move between months or click on a day
Temperatures trend during September in Winnipeg
See the weather trend as well as the moving average line
September weather in Winnipeg day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Cloudy | 29° /15° | 1.5 mm | 7 | |
| 2 Sept. |  Sunny | 28° /14° | 0 mm | 6 | |
| 3 Sept. |  Partly cloudy | 27° /13° | 2.4 mm | 6 | |
| 4 Sept. |  Heavy rain at times | 24° /13° | 5.3 mm | 5 | |
| 5 Sept. |  Light rain shower | 18° /10° | 2.9 mm | 4 | |
| 6 Sept. |  Mist | 19° /8° | 0.2 mm | 5 | |
| 7 Sept. | Mist | 24° /7° | 0 mm | 6 | |
| 8 Sept. |  Overcast | 27° /11° | 0 mm | 6 | |
| 9 Sept. | Cloudy | 28° /14° | 0 mm | 7 | |
| 10 Sept. | Mist | 27° /11° | 0 mm | 6 | |
| 11 Sept. | Patchy rain possible | 23° /13° | 0.7 mm | 5 | |
| 12 Sept. | Sunny | 25° /13° | 0 mm | 6 | |
| 13 Sept. | Overcast | 25° /14° | 0.3 mm | 5 | |
| 14 Sept. | Overcast | 26° /15° | 0.2 mm | 6 | |
| 15 Sept. |  Moderate rain at times | 25° /15° | 1.8 mm | 5 | |
| 16 Sept. | Overcast | 24° /15° | 0.3 mm | 5 | |
| 17 Sept. | Mist | 24° /12° | 41.1 mm | 5 | |
| 18 Sept. | Overcast | 24° /15° | 0 mm | 5 | |
| 19 Sept. | Overcast | 24° /15° | 7.1 mm | 6 | |
| 20 Sept. | Cloudy | 22° /12° | 3.7 mm | 5 | |
| 21 Sept. | Overcast | 22° /12° | 0 mm | 5 | |
| 22 Sept. | Partly cloudy | 24° /9° | 0.1 mm | 6 | |
| 23 Sept. | Light rain shower | 21° /12° | 0.6 mm | 5 | |
| 24 Sept. |  Heavy rain | 21° /13° | 9.8 mm | 5 | |
| 25 Sept. | Sunny | 21° /12° | 0 mm | 6 | |
| 26 Sept. | Sunny | 26° /11° | 0 mm | 7 | |
| 27 Sept. | Sunny | 24° /11° | 0 mm | 6 | |
| 28 Sept. | Sunny | 25° /11° | 7.4 mm | 6 | |
| 29 Sept. | Mist | 26° /9° | 0 mm | 6 | |
| 30 Sept. | Partly cloudy | 24° /12° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Winnipeg 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 Winnipeg forecast closer to your planned date for the most up-to-date weather information.
Change Month
Winnipeg in September - FAQ
What are the expected maximum and minimum temperatures in Winnipeg during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Winnipeg during September?
Moderate rainfall is anticipated in Winnipeg during September, with a total of 85.4 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Winnipeg during September?
The average wind speed in Winnipeg during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Winnipeg
Explore the daily rainfall trends and prepare for Winnipegs September weather 💧
Typically, Winnipeg has 10 rainy days in September with a total of 85.4 mm of rainfall.
UV exposure in Winnipeg during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Winnipeg weather pages
You are here
Where is Winnipeg?Get accurate weather forecasts for Winnipeg, located at latitude 49.884 and longitude -97.147. Stay updated with localized weather information tailored for Winnipeg.
Related locations
Select a location for accurate weather forecast
More Locations Found a mistake?
We appreciate your attention to details. Tell us here.