Edmonton
September
Weather in Edmonton for September 2025
Your guide to Edmonton weather in September - trends and predictions
In general, the average temperature in Edmonton at the beginning of September is 23.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.4 °C by the end of September.
Edmonton sees moderate rainfall in September, averaging 7 rainy days.
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23
Dry days
7
Rainy days
0
Snow days
21°/7°
Temperatures
19 km/h
Avg max wind
61 %
Avg humidity
Edmonton in September average weather
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Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 28° | 2 30° | 3 20° | 4 18° | 5 20° | 6 24° | 7 25° |
8 28° | 9 22° | 10 23° | 11 24° | 12 19° | 13 20° | 14 18° |
15 19° | 16 25° | 17 24° | 18 21° | 19 18° | 20 14° | 21 18° |
22 21° | 23 21° | 24 22° | 25 26° | 26 21° | 27 17° | 28 16° |
29 14° | 30 13° |
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Temperatures trend during September in Edmonton
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. | Cloudy | 28° /12° | 0 mm | 7 | |
2 Sept. | Overcast | 30° /12° | 0.2 mm | 7 | |
3 Sept. | Patchy light drizzle | 20° /12° | 0.8 mm | 5 | |
4 Sept. | Overcast | 18° /7° | 0 mm | 4 | |
5 Sept. | Thundery outbreaks possible | 20° /6° | 1.5 mm | 5 | |
6 Sept. | Fog | 24° /9° | 1.9 mm | 5 | |
7 Sept. | Thundery outbreaks possible | 25° /11° | 0.4 mm | 7 | |
8 Sept. | Partly cloudy | 28° /10° | 0 mm | 8 | |
9 Sept. | Fog | 22° /8° | 0 mm | 6 | |
10 Sept. | Sunny | 23° /7° | 0 mm | 6 | |
11 Sept. | Overcast | 24° /9° | 0.2 mm | 6 | |
12 Sept. | Overcast | 19° /10° | 4.9 mm | 4 | |
13 Sept. | Cloudy | 20° /9° | 0 mm | 5 | |
14 Sept. | Sunny | 18° /6° | 0 mm | 5 | |
15 Sept. | Sunny | 19° /6° | 8.2 mm | 5 | |
16 Sept. | Mist | 25° /6° | 0 mm | 6 | |
17 Sept. | Cloudy | 24° /7° | 0 mm | 6 | |
18 Sept. | Overcast | 21° /7° | 0 mm | 5 | |
19 Sept. | Cloudy | 18° /2° | 0 mm | 5 | |
20 Sept. | Overcast | 14° /5° | 2.9 mm | 4 | |
21 Sept. | Sunny | 18° /2° | 0 mm | 5 | |
22 Sept. | Sunny | 21° /5° | 0 mm | 5 | |
23 Sept. | Cloudy | 21° /8° | 0 mm | 5 | |
24 Sept. | Overcast | 22° /10° | 0 mm | 6 | |
25 Sept. | Cloudy | 26° /9° | 0 mm | 6 | |
26 Sept. | Overcast | 21° /9° | 0.1 mm | 5 | |
27 Sept. | Patchy light rain with thunder | 17° /4° | 0.1 mm | 4 | |
28 Sept. | Thundery outbreaks possible | 16° /3° | 0.2 mm | 4 | |
29 Sept. | Light rain shower | 14° /5° | 0.6 mm | 4 | |
30 Sept. | Overcast | 13° /4° | 0.7 mm | 4 | |
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Important Notice
Our weather forecast for Edmonton 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 Edmonton forecast closer to your planned date for the most up-to-date weather information.
Edmonton in September - FAQ
What are the expected maximum and minimum temperatures in Edmonton during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Edmonton during September?
Expect minimal rainfall in Edmonton during September, with a total of 11.6 mm over approximately 7 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Edmonton during September?
The average wind speed in Edmonton during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Edmonton
Explore the daily rainfall trends and prepare for Edmontons September weather 💧
UV exposure in Edmonton during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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