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Weather in Rouyn-Noranda for September 2025

Your guide to Rouyn-Noranda weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Rouyn-Noranda at the beginning of September is 22.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.9 °C by the end of September.

    • Rain 🌧️

  • Rouyn-Noranda experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 294.2 mm.

    • More

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Average dry days
24
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/6°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Rouyn-Noranda Weather September

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

Temperatures trend during September in Rouyn-Noranda

See the weather trend as well as the moving average line

September weather in Rouyn-Noranda day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Overcast
Overcast
 20° /6° 4.8 mm 0 cm
2 Sept. Light rain shower
Light rain shower
 21° /9° 2.1 mm 0 cm
3 Sept. Partly cloudy
Partly cloudy
 26° /9° 0 mm 0 cm
4 Sept. Mist
Mist
 27° /13° 0 mm 0 cm
5 Sept. Sunny
Sunny
 29° /14° 0 mm 0 cm
6 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 23° /12° 16.2 mm 0 cm
7 Sept. Overcast
Overcast
 11° /5° 18.2 mm 1.1 cm
8 Sept. Light drizzle
Light drizzle
 11° /3° 4.5 mm 2 cm
9 Sept. Mist
Mist
 17° /0° 0 mm 0 cm
10 Sept. Mist
Mist
 19° /4° 0 mm 0 cm
11 Sept. Fog
Fog
 21° /7° 0.4 mm 0 cm
12 Sept. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 19° /10° 16.8 mm 0 cm
13 Sept. Fog
Fog
 17° /8° 0 mm 0 cm
14 Sept. Overcast
Overcast
 22° /9° 0 mm 0 cm
15 Sept. Overcast
Overcast
 23° /10° 0 mm 0 cm
16 Sept. Mist
Mist
 24° /11° 0.1 mm 0 cm
17 Sept. Fog
Fog
 22° /14° 0.1 mm 0 cm
18 Sept. Fog
Fog
 19° /9° 0 mm 0 cm
19 Sept. Overcast
Overcast
 19° /11° 0 mm 0 cm
20 Sept. Partly cloudy
Partly cloudy
 23° /8° 0 mm 0 cm
21 Sept. Mist
Mist
 21° /10° 0 mm 0 cm
22 Sept. Overcast
Overcast
 21° /13° 13.1 mm 0 cm
23 Sept. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 18° /9° 47.2 mm 0 cm
24 Sept. Mist
Mist
 18° /8° 0 mm 0 cm
25 Sept. Sunny
Sunny
 17° /9° 14.2 mm 0 cm
26 Sept. Sunny
Sunny
 16° /8° 9.5 mm 0 cm
27 Sept. Sunny
Sunny
 20° /9° 0 mm 0 cm
28 Sept. Sunny
Sunny
 20° /8° 0 mm 0 cm
29 Sept. Sunny
Sunny
 20° /9° 0 mm 0 cm
30 Sept. Overcast
Overcast
 21° /8° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Rouyn-Noranda 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 Rouyn-Noranda forecast closer to your planned date for the most up-to-date weather information.
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Rouyn-Noranda in September - FAQ

What are the expected maximum and minimum temperatures in Rouyn-Noranda during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Rouyn-Noranda during September?
Significant rainfall exceeding 294.2 mm is expected in Rouyn-Noranda during September, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Rouyn-Noranda in September 2025?
Rouyn-Noranda typically sees 6.2 cm of snowfall during September.
What are the typical wind conditions in Rouyn-Noranda during September?
The average wind speed in Rouyn-Noranda during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

Rouyn-Noranda snow forecast September 2025

Track daily snowfall levels and discover Rouyn-Noranda’s snowy potential this September ❄️

September rainfall patterns in Rouyn-Noranda

Explore the daily rainfall trends and prepare for Rouyn-Norandas September weather 💧

UV exposure in Rouyn-Noranda during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Rouyn-Noranda?

Get accurate weather forecasts for Rouyn-Noranda, located at latitude 48.237 and longitude -79.023. Stay updated with localized weather information tailored for Rouyn-Noranda.

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