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Canada weather

Weather in Edmonton for September 2025

Your guide to Edmonton weather in September - trends and predictions

    Temperatures

  • So far, September 2025 in Edmonton is slightly warmer than the historical average by 0.6 °C.

  • Expect cooler weather in the next days in Edmonton with the forecast suggesting a temperature of 22.5 °C, lower than the historical average.

  • In general, the average temperature in Edmonton at the beginning of September is 23.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.3 °C by the end of September.

    • Rain 🌧️

  • With an average of 5 rainy days, Edmonton experiences minimal rainfall in September.

    • More

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Average dry days
25
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/8°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
59 %
Avg humidity

Edmonton Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Cloudy
27°
2
Overcast
27°
3
Patchy light drizzle
22°
4
Overcast
19°
5
Sunny
20°
6
Fog
25°
7
Partly cloudy
26°
8
Sunny
28°
9
Fog
24°
10
Sunny
24°
11
Overcast
24°
12
Overcast
21°
13
Cloudy
23°
14
Sunny
25°
15
Sunny
23°
16
Sunny
24°
17
Sunny
28°
18
Sunny
24°
19
Sunny
24°
20
Sunny
27°
21
Sunny
26°
22
Patchy rain possible
15°
23
Sunny
21°
24
Sunny
21°
25
Sunny
30°
26
Patchy rain possible
11°
27
Partly cloudy
16°
28
Thundery outbreaks possible
16°
29
Light rain shower
14°
30
Overcast
13°

Temperatures trend during September in Edmonton

See the weather trend as well as the moving average line

September weather in Edmonton day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Cloudy
Cloudy
 27° /12° 0 mm 6
2 Sept. Overcast
Overcast
 27° /12° 0.1 mm 6
3 Sept. Patchy light drizzle
Patchy light drizzle
 22° /11° 0.6 mm 5
4 Sept. Overcast
Overcast
 19° /8° 0 mm 5
5 Sept. Sunny
Sunny
 20° /6° 1 mm 5
6 Sept. Fog
Fog
 25° /8° 1.2 mm 6
7 Sept. Partly cloudy
Partly cloudy
 26° /10° 0.3 mm 7
8 Sept. Sunny
Sunny
 28° /11° 0 mm 7
9 Sept. Fog
Fog
 24° /9° 0 mm 6
10 Sept. Sunny
Sunny
 24° /8° 0 mm 6
11 Sept. Overcast
Overcast
 24° /9° 0.1 mm 5
12 Sept. Overcast
Overcast
 21° /11° 3.3 mm 5
13 Sept. Cloudy
Cloudy
 23° /10° 0 mm 5
14 Sept. Sunny
Sunny
 25° /12° 0 mm 0.8
15 Sept. Sunny
Sunny
 23° /14° 0 mm 0.5
16 Sept. Sunny
Sunny
 24° /7° 0 mm 0.6
17 Sept. Sunny
Sunny
 28° /12° 0 mm 0.9
18 Sept. Sunny
Sunny
 24° /12° 0 mm 0
19 Sept. Sunny
Sunny
 24° /11° 0 mm 5
20 Sept. Sunny
Sunny
 27° /12° 0 mm 5
21 Sept. Sunny
Sunny
 26° /15° 0 mm 5
22 Sept. Patchy rain possible
Patchy rain possible
 15° /10° 0.8 mm 3
23 Sept. Sunny
Sunny
 21° /7° 0 mm 4
24 Sept. Sunny
Sunny
 21° /9° 0 mm 4
25 Sept. Sunny
Sunny
 30° /13° 0 mm 5
26 Sept. Patchy rain possible
Patchy rain possible
 11° /8° 0.9 mm 3
27 Sept. Partly cloudy
Partly cloudy
 16° /6° 0 mm 4
28 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 16° /3° 0.2 mm 4
29 Sept. Light rain shower
Light rain shower
 14° /5° 0.6 mm 4
30 Sept. Overcast
Overcast
 13° /4° 0.7 mm 4
Next
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.
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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 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Edmonton during September?
In September, Edmonton can expect light to moderate rainfall, totaling 22.8 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.
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 ☀️

Quick links

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Get accurate weather forecasts for Edmonton, located at latitude 53.55 and longitude -113.469. Stay updated with localized weather information tailored for Edmonton.

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