Toronto

Avg weather in September
23°
SUN
12 Hrs per day
RAIN
52 mm per month
HUMIDITY
76 % avg
WIND
9 Mph avg

Intro

What’s the weather like in Toronto in September?

The Toronto weather in September is warm and sunny as the pleasant summer season draws to a close around this incredible Canadian city. Temperatures will be around 20°C and any showers tend to be light. Lots of visitors flock to Toronto at this time to avoid the higher heat of June, July and August.

Geographical influences

Toronto’s in the far south of Canada in the Ontario province, close to the border with America. The city’s by Lake Ontario, which produces slightly cooler air in the summer to make conditions more comfortable around the city. Thunderstorms can sometimes affect Ontario because of the humid climate.

Averages

Bring your sunglasses, sunblock and light summer clothes, because the weather in Toronto September can be very warm. On average there’s 52mm of rain this month across ten rain-affected days. You can expect the daytime temperature to reach highs around 23°C and this should only fall to about 16°C on cooler days. At night it’ll be a mild 15°C for much of September, so you’ll be comfortable sitting outside one of Toronto’s classy lake-side restaurants. You’ll enjoy the Canadian sunshine in Toronto in September, with an average of eight hours each day. The sun rises at 6.40am and finally fades at 7.50pm at the start of the month. The UV level will be medium at this time, with an average wind speed of 9mph, although this can pick up closer to Lake Ontario. The humidity should measure 76%.

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