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Weather in Salaberry-de-Valleyfield for September 2026

Your guide to Salaberry-de-Valleyfield weather in September - trends and predictions

    Temperatures

  • Until now, September 2026 in Salaberry-de-Valleyfield is slightly cooler than the historical average by 1.5 °C.

  • Expect cooler weather in the next days in Salaberry-de-Valleyfield with the forecast suggesting a temperature of 13.5 °C, lower than the historical average.

  • In general, the average temperature in Salaberry-de-Valleyfield at the beginning of September is 24.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.3 °C by the end of September.

    • Rain 🌧️

  • The climate of Salaberry-de-Valleyfield in September is notably wet, with an average of 14 rainy days, and a total of 142.3 mm of precipitation.

    • More

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

Average dry days
16
Dry days
Average rainy days
14
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/12°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Salaberry-de-Valleyfield Weather September

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

Temperatures trend during September in Salaberry-de-Valleyfield

See the weather trend as well as the moving average line

September weather in Salaberry-de-Valleyfield day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Mist
Mist
 25° /11° 1.8 mm 5
2 Sept. Mist
Mist
 24° /13° 76.5 mm 5
3 Sept. Fog
Fog
 25° /14° 40.5 mm 6
4 Sept. Cloudy
Cloudy
 26° /14° 8.8 mm 7
5 Sept. Mist
Mist
 25° /14° 31.9 mm 6
6 Sept. Cloudy
Cloudy
 24° /15° 5.7 mm 6
7 Sept. Light rain shower
Light rain shower
 23° /12° 5.9 mm 5
8 Sept. Light rain shower
Light rain shower
 21° /12° 11.4 mm 4
9 Sept. Cloudy
Cloudy
 21° /9° 5.3 mm 4
10 Sept. Light rain shower
Light rain shower
 22° /11° 1.8 mm 6
11 Sept. Overcast
Overcast
 21° /11° 0.8 mm 6
12 Sept. Mist
Mist
 23° /11° 1.2 mm 6
13 Sept. Moderate rain
Moderate rain
 21° /13° 5.6 mm 4
14 Sept. Overcast
Overcast
 20° /12° 0.3 mm 6
15 Sept. Mist
Mist
 23° /11° 0.1 mm 5
16 Sept. Overcast
Overcast
 24° /13° 0.1 mm 5
17 Sept. Partly cloudy
Partly cloudy
 25° /12° 0 mm 5
18 Sept. Light rain shower
Light rain shower
 23° /12° 0.4 mm 6
19 Sept. Overcast
Overcast
 20° /11° 2.8 mm 5
20 Sept. Cloudy
Cloudy
 20° /9° 0.2 mm 4
21 Sept. Overcast
Overcast
 19° /8° 0 mm 5
22 Sept. Mist
Mist
 20° /8° 0.5 mm 5
23 Sept. Overcast
Overcast
 21° /11° 1.4 mm 5
24 Sept. Sunny
Sunny
 21° /11° 0 mm 5
25 Sept. Sunny
Sunny
 19° /11° 32.6 mm 4
26 Sept. Sunny
Sunny
 20° /11° 41.4 mm 5
27 Sept. Overcast
Overcast
 14° /11° 1 mm 1.4
28 Sept. Patchy rain possible
Patchy rain possible
 15° /9° 2 mm 2.2
29 Sept. Fog
Fog
 13° /9° 0.2 mm 1.7
30 Sept. Overcast
Overcast
 19° /11° 3.6 mm 2.5
Next
Important Notice
Our weather forecast for Salaberry-de-Valleyfield 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 Salaberry-de-Valleyfield forecast closer to your planned date for the most up-to-date weather information.
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Salaberry-de-Valleyfield in September - FAQ

What are the expected maximum and minimum temperatures in Salaberry-de-Valleyfield during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Salaberry-de-Valleyfield during September?
Significant rainfall exceeding 142.3 mm is expected in Salaberry-de-Valleyfield during September, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.

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

September rainfall patterns in Salaberry-de-Valleyfield

Explore the daily rainfall trends and prepare for Salaberry-de-Valleyfields September weather 💧
Typically, Salaberry-de-Valleyfield has 14 rainy days in September with a total of 142.3 mm of rainfall.

UV exposure in Salaberry-de-Valleyfield during September

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

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Location coordinates Where is Salaberry-de-Valleyfield?

Get accurate weather forecasts for Salaberry-de-Valleyfield, located at latitude 45.25 and longitude -74.133. Stay updated with localized weather information tailored for Salaberry-de-Valleyfield.

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