Swimming in Canada in september 2025 Sea temperature by city in september
Do you want to go to the beach in Canada in september 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in september in Canada by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Canada in september 2025
Here, find the average sea temperature in Canada in september in several coastal cities.
Quebec in september
54°F
min: 49°F / max: 60°F
49°F
min: 44°F / max: 55°F
52°F
min: 47°F / max: 57°F
49°F
min: 43°F / max: 54°F
54°F
min: 50°F / max: 59°F
51°F
min: 45°F / max: 57°F
Atlantic Canada in september
62°F
min: 58°F / max: 67°F
56°F
min: 54°F / max: 58°F
54°F
min: 48°F / max: 60°F
Bonavista
53°F
min: 47°F / max: 59°F
Hebron (Prince Edward Island)
61°F
min: 56°F / max: 65°F
Cape Breton Island
61°F
min: 56°F / max: 67°F
British Columbia in september
53°F
min: 51°F / max: 54°F
56°F
min: 51°F / max: 60°F
53°F
min: 52°F / max: 55°F
Courtenay
54°F
min: 50°F / max: 57°F
53°F
min: 51°F / max: 55°F
Prince Rupert
54°F
min: 51°F / max: 56°F
North in september
Rankin Inlet
42°F
min: 37°F / max: 47°F
Gjoa Haven
34°F
min: 32°F / max: 36°F
Where should you go swimming in Canada in the month of september?
Swimming in Canada in september is cool (in the best case scenario)
In september in Canada swimming conditions vary by city. Details below:
Swimming in september in Halifax, Hebron (Prince Edward Island), Cape Breton Island, Charlottetown, Moncton and Sydney is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average temperature of 62°F (min: 58°F/max: 67°F).
Forget about swimming in Gaspé (Gaspé Peninsula), Quebec, Vancouver, Baie-Comeau, Carleton-sur-Mer, Rimouski, Saint John, St. John's (Newfoundland and Labrador), Bonaventure, Bonavista, Cap-Chat, Cap-d'Espoir, Grande-Vallée, Île aux Perroquets, Anticosti Island, Matane, Mont-Louis, Percé, Rankin Inlet, Rivière-Saint-Paul, Sainte-Anne-des-Monts, Sept-Îles, Tofino, Twillingate, Victoria, Bathurst, Courtenay, Gjoa Haven, Nanaimo, Prince Rupert and Yarmouth in september! The water temperature is freezing, reaching as low as 49°F (and only 60°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!
Where to go swimming in Canada in september: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in september
Gaspé (Gaspé Peninsula)
| September | |||
| Average sea temperature | 54°F | ||
| Minimum sea temperature | 49°F | ||
| Maximum sea temperature | 60°F | ||
| Average outside temperature | 58°F | ||
| Maximum outside temperature | 61°F | ||
| Minimum outside temperature | 54°F | ||
| Precipitation | 4.8in | ||
| Number of days of precipitation | 6 jour(s) (19%) | ||
| Cloud cover | 41% | ||
| Our opinion | freezing swimming |
More information on swimming in Gaspé (Gaspé Peninsula) in september
Halifax
| September | |||
| Average sea temperature | 62°F | ||
| Minimum sea temperature | 58°F | ||
| Maximum sea temperature | 67°F | ||
| Average outside temperature | 63°F | ||
| Maximum outside temperature | 68°F | ||
| Minimum outside temperature | 58°F | ||
| Precipitation | 4.7in | ||
| Number of days of precipitation | 5 jour(s) (17%) | ||
| Cloud cover | 38% | ||
| Our opinion | cold swimming |
More information on swimming in Halifax in september
Quebec
| September | |||
| Average sea temperature | 55°F | ||
| Minimum sea temperature | 51°F | ||
| Maximum sea temperature | 58°F | ||
| Average outside temperature | 61°F | ||
| Maximum outside temperature | 67°F | ||
| Minimum outside temperature | 54°F | ||
| Precipitation | 6.2in | ||
| Number of days of precipitation | 8 jour(s) (27%) | ||
| Cloud cover | 42% | ||
| Our opinion | freezing swimming |
More information on swimming in Quebec in september
Vancouver
| September | |||
| Average sea temperature | 53°F | ||
| Minimum sea temperature | 51°F | ||
| Maximum sea temperature | 54°F | ||
| Average outside temperature | 61°F | ||
| Maximum outside temperature | 67°F | ||
| Minimum outside temperature | 58°F | ||
| Precipitation | 8in | ||
| Number of days of precipitation | 8 jour(s) (27%) | ||
| Cloud cover | 38% | ||
| Our opinion | freezing swimming |
More information on swimming in Vancouver in september
Baie-Comeau
| September | |||
| Average sea temperature | 49°F | ||
| Minimum sea temperature | 44°F | ||
| Maximum sea temperature | 55°F | ||
| Average outside temperature | 56°F | ||
| Maximum outside temperature | 59°F | ||
| Minimum outside temperature | 52°F | ||
| Precipitation | 5.5in | ||
| Number of days of precipitation | 7 jour(s) (22%) | ||
| Cloud cover | 42% | ||
| Our opinion | freezing swimming |
More information on swimming in Baie-Comeau in september
List of coastal cities in Canada
| Gaspé (Gaspé Peninsula) in september | freezing swimming |
| Halifax in september | cold swimming |
| Quebec in september | freezing swimming |
| Vancouver in september | freezing swimming |
| Baie-Comeau in september | freezing swimming |
| Carleton-sur-Mer in september | freezing swimming |
| Rimouski in september | freezing swimming |
| Saint John in september | freezing swimming |
| St. John's (Newfoundland and Labrador) in september | freezing swimming |
| Bonaventure in september | freezing swimming |
| Bonavista in september | freezing swimming |
| Cap-Chat in september | freezing swimming |
| Cap-d'Espoir in september | freezing swimming |
| Grande-Vallée in september | freezing swimming |
| Hebron (Prince Edward Island) in september | cold swimming |
| Île aux Perroquets in september | freezing swimming |
| Anticosti Island in september | freezing swimming |
| Cape Breton Island in september | cold swimming |
| Matane in september | freezing swimming |
| Mont-Louis in september | freezing swimming |
| Percé in september | freezing swimming |
| Rankin Inlet in september | freezing swimming |
| Rivière-Saint-Paul in september | freezing swimming |
| Sainte-Anne-des-Monts in september | freezing swimming |
| Sept-Îles in september | freezing swimming |
| Tofino in september | freezing swimming |
| Twillingate in september | freezing swimming |
| Victoria in september | freezing swimming |
| Bathurst in september | freezing swimming |
| Charlottetown in september | cold swimming |
| Courtenay in september | freezing swimming |
| Gjoa Haven in september | freezing swimming |
| Moncton in september | cold swimming |
| Nanaimo in september | freezing swimming |
| Prince Rupert in september | freezing swimming |
| Sydney in september | cold swimming |
| Yarmouth in september | freezing swimming |