ClimateForecastSeptemberOctober >>

Weather in September in Canada

Planning a journey to Canada this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Canada in September?

Canada offers a broad spectrum of weather patterns. In September, one might encounter temperatures that range from very cold to warm, and precipitation levels ranging from low to heavy. September is a summer month.

Temperatures

During the day the temperature is very cold in Alert at -5°C and warm in Osoyoos at 24°C. As night falls, temperatures generally drop to 9°C in Osoyoos and -11°C in Alert.

Precipitation

In September, precipitation varies across different areas. From low rainfall in Osoyoos with an average of 16 mm to heavy rainfall in Prince Rupert with 286 mm.

Average sunshine

Meanwhile, Toronto enjoys approximately 195 hours of sunshine, offering a mostly sunny climate that adds a pleasant and vibrant feel to the month.

For specific regional insights in Canada for September, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Canada climate page.

Where to go in Canada in September

Find more information for the most popular destinations in the Canada on the map below. Click on a destination dot for more detailes.

Map not visible? Whoops sorry! Please refresh the page.
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).

Popular destinations

What is the weather like in September for the 5 most popular destinations in Canada?

Toronto

In September Toronto generally has high temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 15°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Toronto
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
26°C 
18°C 
245 hours 
68 mm 
10 days 
22°C 
15°C 
195 hours 
83 mm 
10 days 
October   >> October
>>  
16°C 
8°C 
160 hours 
91 mm 
11 days 
Climate in Toronto

Montréal

In September Montréal generally has high temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 11°C and high monthly rainfall. So on average the conditions are pleasant that month.

Montréal
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
27°C 
15°C 
245 hours 
104 mm 
13 days 
22°C 
11°C 
183 hours 
102 mm 
11 days 
October   >> October
>>  
14°C 
5°C 
140 hours 
114 mm 
13 days 
Climate in Montréal

Quebec City

In September Quebec City generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 9°C and high monthly rainfall. So on average the conditions are pleasant that month.

Quebec City
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
24°C 
13°C 
232 hours 
124 mm 
14 days 
20°C 
9°C 
163 hours 
121 mm 
14 days 
October   >> October
>>  
12°C 
3°C 
121 hours 
134 mm 
14 days 
poor 
Climate in Quebec City

Vancouver

In September Vancouver generally has pleasant temperatures with maximum daytime temperatures around 19°C, minimum nighttime temperatures around 12°C and high monthly rainfall. So on average the conditions are tolerable that month.

Vancouver
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
22°C 
14°C 
277 hours 
72 mm 
8 days 
19°C 
12°C 
212 hours 
125 mm 
10 days 
October   >> October
>>  
14°C 
8°C 
120 hours 
241 mm 
16 days 
poor 
Climate in Vancouver

Ottawa

In September Ottawa generally has high temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 10°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Ottawa
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
26°C 
14°C 
251 hours 
94 mm 
11 days 
22°C 
10°C 
178 hours 
99 mm 
12 days 
October   >> October
>>  
14°C 
4°C 
138 hours 
102 mm 
12 days 
Climate in Ottawa

Is your destination not in the list? Have a look at other destinations in Canada.

Is September the best time to visit Canada?

We believe that September is one of the best times to visit Canada with overall 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. On the other hand, the months of January, February, March, April, November and December tend to 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.

  • January      
  • February      
  • March      
  • April      
  • May      
  • June      
  • July      
  • August      
  • September      
  • October      
  • November      
  • December      
  • Weather and climate has detailed information for every country 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 recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.