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Canada weather

Weather in Parry Sound for September 2025

Your guide to Parry Sound weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Parry Sound is slightly cooler than the historical average by -1.4 °C.

  • The forecast for the upcoming days in Parry Sound predicts a temperature of 22.5 °C, which is slightly above the historical average.

  • In general, the average temperature in Parry Sound at the beginning of September is 18.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22.6 °C by the end of September.

    • Rain 🌧️

  • Parry Sound experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 154.6 mm.

    • More

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

Average dry days
22
Dry days
Average rainy days
8
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/12°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Parry Sound Weather September

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

Temperatures trend during September in Parry Sound

See the weather trend as well as the moving average line

September weather in Parry Sound day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Light rain shower
Light rain shower
 20° /11° 0.5 mm 5
2 Sept. Sunny
Sunny
 19° /9° 0 mm 5
3 Sept. Sunny
Sunny
 22° /11° 0 mm 6
4 Sept. Sunny
Sunny
 20° /11° 31.5 mm 5
5 Sept. Sunny
Sunny
 22° /12° 2.2 mm 6
6 Sept. Light rain shower
Light rain shower
 17° /11° 10.4 mm 4
7 Sept. Light drizzle
Light drizzle
 12° /7° 0.6 mm 3
8 Sept. Patchy rain possible
Patchy rain possible
 17° /8° 0.1 mm 5
9 Sept. Light rain shower
Light rain shower
 20° /10° 2.9 mm 6
10 Sept. Sunny
Sunny
 20° /10° 0 mm 6
11 Sept. Partly cloudy
Partly cloudy
 22° /12° 0.1 mm 6
12 Sept. Sunny
Sunny
 22° /11° 0 mm 6
13 Sept. Sunny
Sunny
 22° /14° 0 mm 6
14 Sept. Sunny
Sunny
 24° /14° 0 mm 6
15 Sept. Sunny
Sunny
 23° /13° 0 mm 6
16 Sept. Sunny
Sunny
 26° /15° 0 mm 7
17 Sept. Partly cloudy
Partly cloudy
 21° /11° 0 mm 1.3
18 Sept. Partly cloudy
Partly cloudy
 22° /14° 0 mm 0.9
19 Sept. Sunny
Sunny
 17° /6° 0 mm 1.3
20 Sept. Sunny
Sunny
 21° /4° 0 mm 1.3
21 Sept. Patchy rain possible
Patchy rain possible
 25° /10° 0.2 mm 0
22 Sept. Patchy rain possible
Patchy rain possible
 23° /16° 1.4 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
 23° /14° 0.5 mm 4
24 Sept. Patchy rain possible
Patchy rain possible
 17° /10° 0.4 mm 3
25 Sept. Sunny
Sunny
 22° /9° 0 mm 5
26 Sept. Sunny
Sunny
 25° /12° 0 mm 5
27 Sept. Sunny
Sunny
 26° /14° 0 mm 5
28 Sept. Sunny
Sunny
 26° /16° 0 mm 6
29 Sept. Patchy rain possible
Patchy rain possible
 25° /15° 0.4 mm 4
30 Sept. Fog
Fog
 17° /12° 0 mm 4
Next
Important Notice
Our weather forecast for Parry Sound 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 Parry Sound forecast closer to your planned date for the most up-to-date weather information.
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Parry Sound in September - FAQ

What are the expected maximum and minimum temperatures in Parry Sound during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Parry Sound during September?
Significant rainfall exceeding 154.6 mm is expected in Parry Sound during September, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Parry Sound during September?
The average wind speed in Parry Sound during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Parry Sound

Explore the daily rainfall trends and prepare for Parry Sounds September weather 💧

UV exposure in Parry Sound during September

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

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Location coordinates Where is Parry Sound?

Get accurate weather forecasts for Parry Sound, located at latitude 45.347 and longitude -80.035. Stay updated with localized weather information tailored for Parry Sound.

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