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Canada weather

Weather in Brantford for September 2025

Your guide to Brantford weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Brantford is cooler than usual, with temperatures averaging 22.3 °C, this is -2.6 °C below the typical seasonal average.

  • Expect cooler weather in the next days in Brantford with the forecast suggesting a temperature of 23.6 °C, lower than the historical average.

  • In general, the average temperature in Brantford at the beginning of September is 25.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.7 °C by the end of September.

    • Rain 🌧️

  • Brantford experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 77.7 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
24°/12°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Brantford Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
25°
2
Mist
23°
3
Overcast
28°
4
Partly cloudy
27°
5
Mist
28°
6
Thundery outbreaks possible
26°
7
Light rain shower
20°
8
Fog
21°
9
Overcast
24°
10
Overcast
24°
11
Patchy rain possible
26°
12
Moderate or heavy rain shower
26°
13
Overcast
25°
14
Partly cloudy
28°
15
Partly cloudy
26°
16
Mist
25°
17
Mist
30°
18
Sunny
33°
19
Sunny
22°
20
Sunny
21°
21
Sunny
27°
22
Patchy rain possible
20°
23
Patchy rain possible
22°
24
Patchy rain possible
25°
25
Patchy rain possible
21°
26
Sunny
15°
27
Sunny
16°
28
Light rain shower
18°
29
Patchy rain possible
21°
30
Mist
22°

Temperatures trend during September in Brantford

See the weather trend as well as the moving average line

September weather in Brantford day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 25° /10° 0.2 mm 6
2 Sept. Mist
Mist
 23° /9° 0 mm 5
3 Sept. Overcast
Overcast
 28° /11° 0 mm 7
4 Sept. Partly cloudy
Partly cloudy
 27° /13° 9 mm 7
5 Sept. Mist
Mist
 28° /13° 0 mm 7
6 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 26° /14° 4 mm 6
7 Sept. Light rain shower
Light rain shower
 20° /11° 2.2 mm 5
8 Sept. Fog
Fog
 21° /9° 0 mm 5
9 Sept. Overcast
Overcast
 24° /9° 0 mm 5
10 Sept. Overcast
Overcast
 24° /11° 0 mm 5
11 Sept. Patchy rain possible
Patchy rain possible
 26° /13° 0.1 mm 6
12 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /12° 3.9 mm 6
13 Sept. Overcast
Overcast
 25° /12° 0 mm 6
14 Sept. Partly cloudy
Partly cloudy
 28° /11° 0 mm 1.2
15 Sept. Partly cloudy
Partly cloudy
 26° /13° 0 mm 1.4
16 Sept. Mist
Mist
 25° /12° 0 mm 1.4
17 Sept. Mist
Mist
 30° /10° 0 mm 1.3
18 Sept. Sunny
Sunny
 33° /15° 0 mm 0
19 Sept. Sunny
Sunny
 22° /10° 0 mm 5
20 Sept. Sunny
Sunny
 21° /7° 0 mm 4
21 Sept. Sunny
Sunny
 27° /8° 0 mm 5
22 Sept. Patchy rain possible
Patchy rain possible
 20° /14° 1 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
 22° /17° 3.7 mm 4
24 Sept. Patchy rain possible
Patchy rain possible
 25° /16° 1.5 mm 4
25 Sept. Patchy rain possible
Patchy rain possible
 21° /13° 1.4 mm 4
26 Sept. Sunny
Sunny
 15° /6° 0 mm 3
27 Sept. Sunny
Sunny
 16° /4° 0 mm 3
28 Sept. Light rain shower
Light rain shower
 18° /11° 0.9 mm 5
29 Sept. Patchy rain possible
Patchy rain possible
 21° /14° 0.1 mm 5
30 Sept. Mist
Mist
 22° /14° 0 mm 5
Next
Important Notice
Our weather forecast for Brantford 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 Brantford forecast closer to your planned date for the most up-to-date weather information.
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Brantford in September - FAQ

What are the expected maximum and minimum temperatures in Brantford during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Brantford during September?
Moderate rainfall is anticipated in Brantford during September, with a total of 77.7 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Brantford during September?
The average wind speed in Brantford during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Brantford

Explore the daily rainfall trends and prepare for Brantfords September weather 💧

UV exposure in Brantford during September

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

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Location coordinates Where is Brantford?

Get accurate weather forecasts for Brantford, located at latitude 43.133 and longitude -80.266. Stay updated with localized weather information tailored for Brantford.

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