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Canada weather

Weather in Simcoe for September 2026

Your guide to Simcoe weather in September - trends and predictions

    Temperatures

  • Until now, September 2026 in Simcoe is slightly cooler than the historical average by 0.8 °C.

  • Expect cooler weather in the next days in Simcoe with the forecast suggesting a temperature of 18.4 °C, lower than the historical average.

  • In general, the average temperature in Simcoe at the beginning of September is 25 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.4 °C by the end of September.

    • Rain 🌧️

  • Simcoe experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 128.4 mm.

    • More

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

Average dry days
24
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
23°/12°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Simcoe Weather September

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

Temperatures trend during September in Simcoe

See the weather trend as well as the moving average line

September weather in Simcoe day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 30° /15° 0 mm 8
2 Sept. Overcast
Overcast
 28° /16° 19.1 mm 3
3 Sept. Fog
Fog
 28° /13° 1.5 mm 4
4 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 23° /14° 13.4 mm 6
5 Sept. Cloudy
Cloudy
 24° /12° 0 mm 6
6 Sept. Overcast
Overcast
 21° /11° 0 mm 6
7 Sept. Partly cloudy
Partly cloudy
 21° /10° 0 mm 6
8 Sept. Partly cloudy
Partly cloudy
 23° /9° 0 mm 4
9 Sept. Patchy rain possible
Patchy rain possible
 24° /11° 3.1 mm 4
10 Sept. Overcast
Overcast
 24° /12° 0 mm 5
11 Sept. Overcast
Overcast
 25° /12° 0 mm 6
12 Sept. Sunny
Sunny
 27° /11° 0 mm 6
13 Sept. Sunny
Sunny
 27° /14° 0.1 mm 5
14 Sept. Sunny
Sunny
 25° /12° 0 mm 6
15 Sept. Sunny
Sunny
 26° /13° 0.2 mm 4
16 Sept. Partly cloudy
Partly cloudy
 25° /14° 0.2 mm 4
17 Sept. Overcast
Overcast
 24° /13° 0 mm 4
18 Sept. Overcast
Overcast
 25° /11° 0 mm 5
19 Sept. Overcast
Overcast
 21° /11° 0.1 mm 4
20 Sept. Overcast
Overcast
 22° /11° 0.1 mm 4
21 Sept. Overcast
Overcast
 21° /12° 3.4 mm 4
22 Sept. Patchy rain possible
Patchy rain possible
 22° /13° 15.5 mm 5
23 Sept. Heavy rain at times
Heavy rain at times
 21° /14° 24 mm 5
24 Sept. Moderate rain at times
Moderate rain at times
 19° /13° 9.1 mm 4
25 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 23° /13° 14.9 mm 5
26 Sept. Overcast
Overcast
 22° /10° 0 mm 4.6
27 Sept. Overcast
Overcast
 23° /11° 0 mm 5
28 Sept. Overcast
Overcast
 16° /12° 0.7 mm 2.3
29 Sept. Overcast
Overcast
 21° /15° 0 mm 3.6
30 Sept. Overcast
Overcast
 19° /16° 0.3 mm 1.7
Next
Important Notice
Our weather forecast for Simcoe 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 Simcoe forecast closer to your planned date for the most up-to-date weather information.
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Simcoe in September - FAQ

What are the expected maximum and minimum temperatures in Simcoe during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Simcoe during September?
Significant rainfall exceeding 128.4 mm is expected in Simcoe during September, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Simcoe during September?
The average wind speed in Simcoe during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Simcoe

Explore the daily rainfall trends and prepare for Simcoes September weather 💧
Typically, Simcoe has 6 rainy days in September with a total of 128.4 mm of rainfall.

UV exposure in Simcoe 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 Simcoe, located at latitude 42.833 and longitude -80.3. Stay updated with localized weather information tailored for Simcoe.

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