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Canada weather

Weather in Sault Ste. Marie for September 2026

Your guide to Sault Ste. Marie weather in September - trends and predictions

    Temperatures

  • So far, September 2026 in Sault Ste. Marie shows a warmer trend than usual by 3.9 °C.

  • Expect cooler weather in the next days in Sault Ste. Marie with the forecast suggesting a temperature of 18.9 °C, lower than the historical average.

  • In general, the average temperature in Sault Ste. Marie at the beginning of September is 22.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 20.4 °C by the end of September.

    • Rain 🌧️

  • Sault Ste. Marie experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 62.6 mm.

    • More

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Average dry days
20
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/11°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Sault Ste. Marie Weather September

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

Temperatures trend during September in Sault Ste. Marie

See the weather trend as well as the moving average line

September weather in Sault Ste. Marie day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
 24° /11° 0.7 mm 4
2 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 24° /12° 2.4 mm 5
3 Sept. Fog
Fog
 24° /11° 16.8 mm 5
4 Sept. Fog
Fog
 23° /10° 0 mm 5
5 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 24° /12° 8.9 mm 5
6 Sept. Light rain shower
Light rain shower
 19° /10° 3.2 mm 5
7 Sept. Overcast
Overcast
 17° /7° 0.2 mm 4
8 Sept. Partly cloudy
Partly cloudy
 20° /8° 2.1 mm 4
9 Sept. Mist
Mist
 22° /9° 0.3 mm 4
10 Sept. Sunny
Sunny
 19° /10° 0 mm 5
11 Sept. Sunny
Sunny
 24° /7° 0 mm 5.6
12 Sept. Overcast
Overcast
 24° /12° 1.9 mm 5.3
13 Sept. Overcast
Overcast
 15° /11° 0 mm 3.6
14 Sept. Overcast
Overcast
 17° /7° 0.1 mm 4.7
15 Sept. Light rain shower
Light rain shower
 18° /11° 10.1 mm 4
16 Sept. Mist
Mist
 17° /11° 0 mm 4
17 Sept. Mist
Mist
 15° /9° 0 mm 4
18 Sept. Sunny
Sunny
 17° /7° 0 mm 5
19 Sept. Sunny
Sunny
 19° /9° 0 mm 5
20 Sept. Sunny
Sunny
 20° /6° 0 mm 6
21 Sept. Fog
Fog
 22° /12° 0 mm 6
22 Sept. Mist
Mist
 22° /13° 0 mm 6
23 Sept. Fog
Fog
 18° /13° 1.4 mm 4
24 Sept. Overcast
Overcast
 17° /11° 0 mm 4
25 Sept. Overcast
Overcast
 19° /12° 0 mm 4
26 Sept. Fog
Fog
 20° /11° 0 mm 5
27 Sept. Fog
Fog
 21° /8° 0 mm 4
28 Sept. Partly cloudy
Partly cloudy
 21° /9° 0 mm 5
29 Sept. Mist
Mist
 23° /10° 0 mm 6
30 Sept. Partly cloudy
Partly cloudy
 22° /12° 0.8 mm 6
Next
Important Notice
Our weather forecast for Sault Ste. Marie 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 Sault Ste. Marie forecast closer to your planned date for the most up-to-date weather information.
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Sault Ste. Marie in September - FAQ

What are the expected maximum and minimum temperatures in Sault Ste. Marie during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Sault Ste. Marie during September?
Moderate rainfall is anticipated in Sault Ste. Marie during September, with a total of 62.6 mm spread over approximately 10 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Sault Ste. Marie during September?
The average wind speed in Sault Ste. Marie during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Sault Ste. Marie

Explore the daily rainfall trends and prepare for Sault Ste. Maries September weather 💧
Typically, Sault Ste. Marie has 10 rainy days in September with a total of 62.6 mm of rainfall.

UV exposure in Sault Ste. Marie during September

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

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Location coordinates Where is Sault Ste. Marie?

Get accurate weather forecasts for Sault Ste. Marie, located at latitude 46.517 and longitude -84.333. Stay updated with localized weather information tailored for Sault Ste. Marie.

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