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Canada weather

Weather in Thorold for September 2026

Your guide to Thorold weather in September - trends and predictions

    Temperatures

  • So far, September 2026 in Thorold is slightly warmer than the historical average by 1.7 °C.

  • The forecast for the next days in Thorold predicts a temperature of 19.2 °C, which is cooler than the historical average.

  • In general, the average temperature in Thorold at the beginning of September is 25.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.9 °C by the end of September.

    • Rain 🌧️

  • Thorold experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 29.3 mm.

    • More

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

Average dry days
23
Dry days
Average rainy days
7
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/14°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Thorold Weather September

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

Temperatures trend during September in Thorold

See the weather trend as well as the moving average line

September weather in Thorold day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Mist
Mist
 25° /15° 0.3 mm 6
2 Sept. Mist
Mist
 25° /16° 9.5 mm 5
3 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 26° /15° 0 mm 6
4 Sept. Sunny
Sunny
 25° /16° 3.7 mm 7
5 Sept. Partly cloudy
Partly cloudy
 27° /15° 0 mm 7
6 Sept. Overcast
Overcast
 26° /16° 0.4 mm 6
7 Sept. Light rain shower
Light rain shower
 22° /13° 2.4 mm 5
8 Sept. Mist
Mist
 22° /13° 0 mm 4
9 Sept. Overcast
Overcast
 24° /15° 4.3 mm 5
10 Sept. Overcast
Overcast
 22° /16° 0.3 mm 5
11 Sept. Overcast
Overcast
 23° /14° 0 mm 6
12 Sept. Mist
Mist
 25° /14° 0.7 mm 5
13 Sept. Patchy rain possible
Patchy rain possible
 23° /17° 0.7 mm 5.5
14 Sept. Sunny
Sunny
 17° /14° 0 mm 5.6
15 Sept. Overcast
Overcast
 22° /15° 0 mm 3.7
16 Sept. Patchy rain possible
Patchy rain possible
 22° /20° 1.5 mm 3.4
17 Sept. Patchy rain possible
Patchy rain possible
 20° /17° 11.8 mm 5
18 Sept. Partly cloudy
Partly cloudy
 18° /17° 0 mm 5
19 Sept. Overcast
Overcast
 19° /15° 0 mm 5
20 Sept. Overcast
Overcast
 18° /16° 0.6 mm 4
21 Sept. Overcast
Overcast
 18° /15° 0 mm 4
22 Sept. Overcast
Overcast
 18° /14° 0 mm 4
23 Sept. Overcast
Overcast
 18° /15° 0 mm 4
24 Sept. Sunny
Sunny
 19° /16° 0 mm 5
25 Sept. Sunny
Sunny
 18° /16° 0 mm 5
26 Sept. Sunny
Sunny
 19° /16° 0 mm 5
27 Sept. Fog
Fog
 21° /14° 0 mm 5
28 Sept. Patchy rain possible
Patchy rain possible
 20° /13° 1.2 mm 5
29 Sept. Overcast
Overcast
 21° /13° 0 mm 5
30 Sept. Mist
Mist
 21° /13° 0 mm 5
Next
Important Notice
Our weather forecast for Thorold 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 Thorold forecast closer to your planned date for the most up-to-date weather information.
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Thorold in September - FAQ

What are the expected maximum and minimum temperatures in Thorold during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Thorold during September?
In September, Thorold can expect light to moderate rainfall, totaling 29.3 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.

What are the typical wind conditions in Thorold during September?
The average wind speed in Thorold during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Thorold

Explore the daily rainfall trends and prepare for Thorolds September weather 💧
Typically, Thorold has 7 rainy days in September with a total of 29.3 mm of rainfall.

UV exposure in Thorold during September

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

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Location coordinates Where is Thorold?

Get accurate weather forecasts for Thorold, located at latitude 43.117 and longitude -79.2. Stay updated with localized weather information tailored for Thorold.

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