Ajax weather in September 2025

Mon
Tue
Wed
Thu
Fri
Sat
Sun
31 August
+25°+18°
1 September
+25°+19°
2 September
+25°+18°
3 September
+25°+18°
4 September
+24°+16°
5 September
+24°+15°
6 September
+24°+16°
7 September
+22°+16°
8 September
+21°+14°
9 September
+23°+15°
10 September
+23°+15°
11 September
+22°+15°
12 September
+22°+15°
13 September
+21°+13°
14 September
+20°+12°
15 September
+20°+12°
16 September
+21°+12°
17 September
+21°+13°
18 September
+20°+12°
19 September
+21°+14°
20 September
+23°+14°
21 September
+21°+14°
22 September
+20°+12°
23 September
+21°+12°
24 September
+22°+13°
25 September
+21°+14°
26 September
+20°+13°
27 September
+20°+14°
28 September
+19°+13°
29 September
+18°+13°
30 September
+18°+11°
1 October
+17°+11°
2 October
+17°+11°
3 October
+18°+12°
4 October
+17°+11°
* weather forecast is calculated based on historical data over the past 70 years

September in Ajax

Max. temperature +34.7°C
Min. temperature +1.1°C
Monthly precipitation 58.65mm
Wind speed 24.24m/s
  • Max. temp…
  • Min. temp…

Forecast in other regions

Toronto
+26°
Montreal
+21°
Vancouver
+21°
Calgary
+15°
Edmonton
+19°
Ottawa
+25°
Winnipeg
+32°
Edmundston
+19°
Hamilton
+27°
Mississauga
+27°
Brampton
+26°
Kitchener
+25°
Quebec
+19°
Halifax
+18°
Laval
+26°
Surrey
+20°
Victoria
+21°
London
+26°
Markham
+25°
Windsor
+28°
All cities