Weather in September in Canada
What is the weather like in Canada in September?
The weather in Canada in September ranges from poor to perfect depending on the destination.
September has maximum daytime temperatures ranging from very cold in Alert with -6°C (21°F) to warm temperatures in Windsor with 23°C (73°F). Nighttime temperatures generally drop to 13°C (55°F) in Windsor and -12°C (10°F) in Alert.
Precipitation ranges from low in Komakuk Beach with 20mm (0.8inch) snow/rainfall to heavy in Prince Rupert with 245mm (9.6inch) rainfall. September is the wettest month of the year. In general it is also a sunny month with an average of 195 hours of sunshine in Toronto during the whole month.
Where to go in Canada in September
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Popular destinations in Canada
What is the weather like in September for the 5 most popular destinations in Canada?
Average weather in Toronto
In September Toronto generally has moderate temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 14°C (56°F) and moderate monthly rainfall. So on average the conditions are perfect that month.
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Average weather in Montréal
In September Montréal generally has moderate temperatures with maximum daytime temperatures around 21°C (69°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are perfect that month.
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Average weather in Quebec City
In September Quebec City generally has moderate temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 8°C (46°F) and high monthly rainfall. So on average the conditions are unpleasant that month.
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Average weather in Vancouver
In September Vancouver generally has moderate temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 11°C (52°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.
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Average weather in Ottawa
In September Ottawa generally has moderate temperatures with maximum daytime temperatures around 21°C (69°F), minimum nighttime temperatures around 10°C (51°F) and high monthly rainfall. So on average the conditions are perfect that month.
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Is your destination not in the list? Have a look at other destinations in Canada.
Is September the best time to go to Canada?
In our opinion September is one of the best times to visit Canada with commonly perfect weather in Toronto. However, the weather conditions may vary depending on your destination.
On average the best time to visit Canada is in June, July, August and September with generally perfect weather in Toronto.
The worst months are January, February, March, November and December that can have poor weather conditions.
Interested in more climate information?
We have much more information about the climate in Canada.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for almost all countries in the world. Are you going to Canada? Get detailed historical weather averages for many cities in Canada.
Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.