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Weather in Chambly for September 2026

Your guide to Chambly weather in September - trends and predictions

    Temperatures

  • Until now, September 2026 in Chambly is slightly cooler than the historical average by 1.3 °C.

  • Expect cooler weather in the next days in Chambly with the forecast suggesting a temperature of 16.9 °C, lower than the historical average.

  • In general, the average temperature in Chambly at the beginning of September is 24.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.1 °C by the end of September.

    • Rain 🌧️

  • The climate of Chambly in September is notably wet, with an average of 13 rainy days, and a total of 175.1 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
17
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/11°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Chambly Weather September

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

Temperatures trend during September in Chambly

See the weather trend as well as the moving average line

September weather in Chambly day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Mist
Mist
 25° /11° 0.9 mm 5
2 Sept. Patchy rain possible
Patchy rain possible
 24° /12° 28 mm 5
3 Sept. Fog
Fog
 25° /14° 36.7 mm 6
4 Sept. Partly cloudy
Partly cloudy
 26° /14° 5.2 mm 7
5 Sept. Fog
Fog
 25° /14° 11.6 mm 5
6 Sept. Fog
Fog
 25° /14° 12.1 mm 6
7 Sept. Light rain shower
Light rain shower
 24° /12° 4.3 mm 6
8 Sept. Light rain shower
Light rain shower
 21° /11° 14.8 mm 4
9 Sept. Overcast
Overcast
 22° /9° 5.1 mm 4
10 Sept. Light rain shower
Light rain shower
 22° /10° 6.3 mm 4
11 Sept. Mist
Mist
 21° /11° 2.8 mm 6
12 Sept. Overcast
Overcast
 23° /9° 0.3 mm 5
13 Sept. Light rain shower
Light rain shower
 21° /13° 6.7 mm 4
14 Sept. Mist
Mist
 21° /12° 0.3 mm 6
15 Sept. Mist
Mist
 22° /10° 0.2 mm 5
16 Sept. Overcast
Overcast
 24° /13° 0 mm 5
17 Sept. Partly cloudy
Partly cloudy
 25° /12° 0 mm 5
18 Sept. Light rain shower
Light rain shower
 24° /12° 0.3 mm 6
19 Sept. Overcast
Overcast
 20° /10° 5.6 mm 5
20 Sept. Mist
Mist
 20° /8° 0.2 mm 5
21 Sept. Overcast
Overcast
 20° /7° 0 mm 4
22 Sept. Mist
Mist
 20° /8° 0.4 mm 5
23 Sept. Mist
Mist
 20° /10° 1.6 mm 5
24 Sept. Sunny
Sunny
 22° /10° 0 mm 5
25 Sept. Sunny
Sunny
 19° /10° 28.3 mm 4
26 Sept. Overcast
Overcast
 22° /13° 0 mm 3.8
27 Sept. Overcast
Overcast
 18° /13° 0.2 mm 2
28 Sept. Overcast
Overcast
 16° /12° 0.2 mm 1.5
29 Sept. Patchy rain possible
Patchy rain possible
 17° /11° 0.3 mm 2
30 Sept. Overcast
Overcast
 20° /12° 0.3 mm 4
Next
Important Notice
Our weather forecast for Chambly 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 Chambly forecast closer to your planned date for the most up-to-date weather information.
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Chambly in September - FAQ

What are the expected maximum and minimum temperatures in Chambly during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Chambly during September?
Significant rainfall exceeding 175.1 mm is expected in Chambly during September, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Chambly during September?
The average wind speed in Chambly during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Chambly

Explore the daily rainfall trends and prepare for Chamblys September weather 💧
Typically, Chambly has 13 rainy days in September with a total of 175.1 mm of rainfall.

UV exposure in Chambly during September

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

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Get accurate weather forecasts for Chambly, located at latitude 45.45 and longitude -73.282. Stay updated with localized weather information tailored for Chambly.

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