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Halton (Milton)
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Canada weather

Weather in Halton for September 2025

Your guide to Halton weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Halton is cooler than usual, with temperatures averaging 21.3 °C, this is -2.3 °C below the typical seasonal average.

  • Expect cooler weather in the next days in Halton with the forecast suggesting a temperature of 22.4 °C, lower than the historical average.

  • In general, the average temperature in Halton at the beginning of September is 24.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.7 °C by the end of September.

    • Rain 🌧️

  • Halton experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 44.8 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°/15°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Halton Weather September

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

Temperatures trend during September in Halton

See the weather trend as well as the moving average line

September weather in Halton day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 24° /14° 0.1 mm 6
2 Sept. Fog
Fog
 23° /13° 0.3 mm 5
3 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 27° /14° 0.4 mm 7
4 Sept. Partly cloudy
Partly cloudy
 27° /16° 4.5 mm 6
5 Sept. Cloudy
Cloudy
 28° /15° 0 mm 6
6 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 25° /17° 4.7 mm 6
7 Sept. Light rain shower
Light rain shower
 20° /14° 2.4 mm 4
8 Sept. Overcast
Overcast
 21° /12° 0 mm 5
9 Sept. Overcast
Overcast
 22° /12° 0.5 mm 5
10 Sept. Overcast
Overcast
 21° /13° 0 mm 5
11 Sept. Cloudy
Cloudy
 24° /15° 0 mm 5
12 Sept. Partly cloudy
Partly cloudy
 23° /15° 1.7 mm 6
13 Sept. Overcast
Overcast
 22° /14° 0 mm 5
14 Sept. Mist
Mist
 23° /14° 0 mm 6
15 Sept. Sunny
Sunny
 22° /14° 0 mm 6
16 Sept. Sunny
Sunny
 20° /14° 0 mm 1.3
17 Sept. Partly cloudy
Partly cloudy
 20° /16° 0 mm 1.3
18 Sept. Mist
Mist
 25° /14° 0 mm 1.2
19 Sept. Sunny
Sunny
 20° /13° 0 mm 1.3
20 Sept. Sunny
Sunny
 18° /14° 0 mm 0
21 Sept. Patchy rain possible
Patchy rain possible
 28° /15° 0.1 mm 5
22 Sept. Sunny
Sunny
 30° /21° 0 mm 6
23 Sept. Patchy rain possible
Patchy rain possible
 28° /19° 0.6 mm 5
24 Sept. Patchy rain possible
Patchy rain possible
 25° /19° 0.3 mm 5
25 Sept. Patchy rain possible
Patchy rain possible
 24° /16° 1.1 mm 5
26 Sept. Patchy rain possible
Patchy rain possible
 19° /14° 1.5 mm 4
27 Sept. Patchy rain possible
Patchy rain possible
 20° /13° 0.2 mm 4
28 Sept. Patchy rain possible
Patchy rain possible
 18° /15° 0.3 mm 4
29 Sept. Sunny
Sunny
 19° /14° 0 mm 5
30 Sept. Mist
Mist
 20° /15° 0 mm 5
Next
Important Notice
Our weather forecast for Halton 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 Halton forecast closer to your planned date for the most up-to-date weather information.
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Halton in September - FAQ

What are the expected maximum and minimum temperatures in Halton during September?
During September, expect a variety of temperatures with highs around 22° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Halton during September?
In September, Halton can expect light to moderate rainfall, totaling 44.8 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Halton during September?
The average wind speed in Halton during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Halton

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

UV exposure in Halton 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 Halton, located at latitude 43.517 and longitude -79.883. Stay updated with localized weather information tailored for Halton.

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