Travel Weather Fairy🎊 Featured event
Toronto International Film Festival (TIFF)
📅 September each year
Hotel and transport demand can rise around downtown cinemas and event venues.
Check official source →🇨🇦 Canada · Ontario · Toronto
Toronto Weather in September
Early autumnIn Toronto, September averages about 22°C (72°F) during the day and 14°C (58°F) at night, so afternoons generally feel mild while evenings are cool. Some wet days are normal, with about 9 days reaching at least 1 mm of precipitation and roughly 57 mm for the month.
Avg high71.9°F 22.2°CAvg low57.9°F 14.4°CRainy days~8.8 daysMonthly rain56.9 mm
🧳 Packing guide
What to wear in Toronto in September
A practical September packing list for Toronto starts here: long sleeves or a T-shirt with a light jacket make a practical combination. A compact umbrella is worth carrying for passing showers or wetter days.
Travel takeaway: For many travelers, these temperatures are comfortable for city sightseeing when you pack one flexible layer.
🗓️ Travel timing at a glance
Toronto: 12-month travel weather
Toronto has four distinct seasons, with cold snowy winters and warm, sometimes humid summers.
JanMidwinter · SnowFebWinter · SnowMarLate winterAprSpringMaySpringJunEarly summerJulSummerAugSummerSepEarly autumnOctAutumnNovLate autumnDecWinter · Snow
Monthly labels summarize typical climate patterns for trip planning. Always check the latest forecast and tropical-storm alerts before departure.
🎉 Trip planning check
Toronto 2026 events & busy periods
Check major events, holidays and periods that may affect crowds, transport or opening hours.
⚠️ Busy / closure period
Winter snow and cold snaps
📅 December–March
Heavy snow or severe cold can delay flights, roads and public transport, so leave extra time in winter itineraries.
Check official source →Event dates, holiday schedules and opening hours can change. Recheck the linked official tourism or government source before departure.
Toronto in September · recent 3 years
Compare the most recent complete year with the two years before it. Daily high / low temperatures are shown in °F.
CalendarNo measurable rain🌧️ Rain⛈️ Thunderstorm❄️ SnowHigh / Low · °F
⭐ September 2025 · latest complete year☔ 7 days · 36.6 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
23.3°C/13.8°C
No rain
2
23.6°C/16.5°C
No rain
3
25.1°C/16.2°C
No rain
4
20°C/12.2°C
🌧️ 13.6 mm
5
21°C/11.8°C
🌧️ 2.6 mm
6
19.1°C/12.2°C
No rain
7
17.6°C/11.1°C
No rain
8
19.4°C/9.5°C
No rain
9
20°C/12°C
No rain
10
22.4°C/14.3°C
No rain
11
24.3°C/14.5°C
No rain
12
21.6°C/14.6°C
No rain
13
22.2°C/15.1°C
No rain
14
23.9°C/15.8°C
No rain
15
22.1°C/15.8°C
No rain
16
23°C/14.8°C
No rain
17
23.4°C/14.5°C
No rain
18
26.4°C/14.9°C
No rain
19
20.5°C/13.6°C
No rain
20
17°C/12.2°C
No rain
21
22.4°C/14.7°C
🌧️ 2.8 mm
22
23.7°C/18.3°C
🌧️ 3 mm
23
23.5°C/18.5°C
🌧️ 5.7 mm
24
20.8°C/18°C
🌧️ 4.9 mm
25
21.3°C/17.3°C
🌧️ 2.6 mm
26
22.2°C/15.1°C
No rain
27
22.1°C/16°C
No rain
28
22.8°C/15.5°C
No rain
29
22.2°C/11.9°C
No rain
30
20.4°C/13.8°C
No rain
September 2024☔ 8 days · 76 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
25.9°C/16.4°C
No rain
2
20°C/12.9°C
No rain
3
21.8°C/10°C
No rain
4
23.5°C/12°C
No rain
5
24.5°C/16.7°C
No rain
6
24.4°C/14.7°C
🌧️ 15 mm
7
16.1°C/10.3°C
🌧️ 6.7 mm
8
18.8°C/9.1°C
No rain
9
19.2°C/13.4°C
🌧️ 9.6 mm
10
20.9°C/10.9°C
No rain
11
22.3°C/11.8°C
No rain
12
23.7°C/14.1°C
No rain
13
25°C/15.3°C
No rain
14
23.7°C/16.5°C
No rain
15
24.2°C/17°C
No rain
16
24.3°C/15.7°C
No rain
17
23°C/16.3°C
No rain
18
22.7°C/16.3°C
No rain
19
23.6°C/15.4°C
No rain
20
23.1°C/15.2°C
No rain
21
23.4°C/15.9°C
🌧️ 3.2 mm
22
22.9°C/15.5°C
🌧️ 1 mm
23
21.6°C/17.6°C
🌧️ 19.4 mm
24
18.9°C/17°C
🌧️ 6.8 mm
25
21.7°C/17.1°C
🌧️ 12.9 mm
26
23.6°C/15.1°C
No rain
27
21.1°C/14.5°C
No rain
28
21°C/17.8°C
No rain
29
22.3°C/17.2°C
No rain
30
20.8°C/15.7°C
No rain
September 2023☔ 4 days · 15.6 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
22.6°C/12°C
No rain
2
25.7°C/14.7°C
No rain
3
28.8°C/17.5°C
No rain
4
31.9°C/20.9°C
No rain
5
28.9°C/19°C
No rain
6
29.5°C/21.1°C
No rain
7
26.8°C/17.9°C
🌧️ 3.1 mm
8
21.8°C/15.1°C
No rain
9
19.5°C/15°C
No rain
10
22.9°C/17.5°C
🌧️ 1.7 mm
11
22.3°C/15.7°C
No rain
12
22.7°C/16°C
🌧️ 5.7 mm
13
20.2°C/12.1°C
No rain
14
20°C/10.4°C
No rain
15
19.8°C/9.5°C
No rain
16
22.7°C/9.7°C
No rain
17
21.7°C/12.6°C
No rain
18
20.8°C/12.9°C
🌧️ 3.2 mm
19
20.7°C/10.3°C
No rain
20
19.1°C/7.6°C
No rain
21
21.2°C/13.1°C
No rain
22
20.5°C/14.7°C
No rain
23
20.2°C/13.9°C
No rain
24
20.7°C/13°C
No rain
25
21.3°C/14.8°C
No rain
26
18.4°C/15.6°C
No rain
27
18.3°C/14.4°C
No rain
28
18.3°C/14.3°C
No rain
29
20.4°C/12.5°C
No rain
30
21.4°C/14°C
No rain
Historical calendars use Open-Meteo reanalysis data. A rainy day is counted when daily precipitation is at least 1 mm. Conditions at a specific hotel, beach or station can differ.
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Forecast data: MET Norway · CC BY 4.0 · cached by Travel Weather Fairy
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Toronto weather in other months
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