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Weather in Ajax for September 2027

Your guide to Ajax weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Ajax at the beginning of September is 23.5 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.1 °C by the end of September.

    • Rain 🌧️

  • With an average of 5 rainy days, Ajax experiences minimal rainfall in September.

    • More

  • Is September a good time to visit Ajax? check out the best time to travel to Ajax page.

  • ✨ Is September a good time to visit Ajax? – Ask the AI Weatherman

Average dry days
25
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/14°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Ajax Weather September

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

Temperatures trend during September in Ajax

See the weather trend as well as the moving average line

September weather in Ajax day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 24° /15° 0.3 mm 5
2 Sept. Heavy rain
Heavy rain
 23° /15° 88.9 mm 5
3 Sept. Partly cloudy
Partly cloudy
 26° /15° 0 mm 6
4 Sept. Light rain
Light rain
 25° /16° 6.7 mm 6
5 Sept. Sunny
Sunny
 25° /16° 0 mm 7
6 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 23° /16° 1.1 mm 5
7 Sept. Light rain
Light rain
 20° /13° 4.7 mm 4
8 Sept. Overcast
Overcast
 21° /11° 0 mm 4
9 Sept. Light rain
Light rain
 21° /14° 3.3 mm 4
10 Sept. Overcast
Overcast
 22° /13° 0.1 mm 5
11 Sept. Cloudy
Cloudy
 22° /15° 0.1 mm 6
12 Sept. Patchy rain possible
Patchy rain possible
 23° /14° 1.4 mm 6
13 Sept. Overcast
Overcast
 22° /15° 0.1 mm 4
14 Sept. Cloudy
Cloudy
 22° /13° 0 mm 6
15 Sept. Partly cloudy
Partly cloudy
 22° /14° 0.3 mm 5
16 Sept. Cloudy
Cloudy
 23° /14° 0 mm 5
17 Sept. Overcast
Overcast
 22° /14° 0.3 mm 4
18 Sept. Mist
Mist
 22° /14° 0 mm 5
19 Sept. Overcast
Overcast
 21° /12° 0 mm 5
20 Sept. Partly cloudy
Partly cloudy
 20° /10° 0 mm 4
21 Sept. Overcast
Overcast
 20° /14° 0 mm 5
22 Sept. Moderate rain
Moderate rain
 20° /13° 13.1 mm 5
23 Sept. Moderate rain
Moderate rain
 20° /15° 10.4 mm 5
24 Sept. Light rain
Light rain
 20° /14° 3.1 mm 5
25 Sept. Moderate rain
Moderate rain
 22° /14° 11.5 mm 5
26 Sept. Overcast
Overcast
 21° /14° 0 mm 4
27 Sept. Overcast
Overcast
 19° /13° 0 mm 4
28 Sept. Overcast
Overcast
 19° /14° 0.4 mm 4
29 Sept. Mist
Mist
 20° /14° 0.1 mm 4
30 Sept. Overcast
Overcast
 20° /14° 0 mm 4
Next
Important Notice
Our weather forecast for Ajax 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 Ajax forecast closer to your planned date for the most up-to-date weather information.
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Ajax in September - FAQ

What are the expected maximum and minimum temperatures in Ajax during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Ajax during September?
Significant rainfall exceeding 145.6 mm is expected in Ajax during September, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.

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

September rainfall patterns in Ajax

Explore the daily rainfall trends and prepare for Ajaxs September weather 💧
Typically, Ajax has 5 rainy days in September with a total of 145.6 mm of rainfall.

UV exposure in Ajax during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Ajax?

Get accurate weather forecasts for Ajax, located at latitude 43.85 and longitude -79.033. Stay updated with localized weather information tailored for Ajax.

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