Toronto weather in September (Ontario, Canada)

Planning a trip to Toronto in September? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In Toronto the weather in September is generally perfect, with high temperatures and moderate rainfall. September falls within the summer season. Throughout the daytime, temperatures often hover around 22°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 15°C.

Toronto in September usually receives moderate rainfall, averaging around 83 mm for the month. Based on our climate data of the past 30 years, about 10 days of rain are anticipated.

The city usually sees around 195 hours of sunlight, indicating many sunny days.

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Toronto. June, July, August and September typically offer the best circumstances. While January, February, March, April, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Toronto climate page with graphs.

 

Toronto, monthly averages in September

Min Temperature 15°C  

Max Temperature 22°C  

Chance of Rain 32%  

Precipitation 83 mm  

Rainy days 10 days  

Humidity 87%  

Sunshine 195 hours  

Percentage Sunshine 52%  

Where to go in Canada in September

Find out more about the weather in Canada in September and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Toronto in September?

For visitors traveling to Toronto, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Toronto.

Our site offers climate and forecast data for every country in the world. Are you going to Canada? On this website you can find historical weather averages for many cities in Canada. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.