Swimming in Quebec in august 2025 Sea temperature by city in august
Do you want to go to the beach in Quebec in august 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 august in Quebec by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Quebec in august 2025
Here, find the average sea temperature in Quebec in august in several coastal cities.
Gaspésie in august
60°F
min: 57°F / max: 64°F
57°F
min: 53°F / max: 62°F
54°F
min: 49°F / max: 60°F
60°F
min: 56°F / max: 64°F
57°F
min: 50°F / max: 64°F
Cap-d'Espoir
61°F
min: 58°F / max: 65°F
Côte-Nord in august
54°F
min: 49°F / max: 61°F
Île aux Perroquets
58°F
min: 52°F / max: 63°F
Anticosti Island
58°F
min: 52°F / max: 62°F
Rivière-Saint-Paul
57°F
min: 54°F / max: 60°F
Sept-Îles
57°F
min: 51°F / max: 64°F
Where should you go swimming in Quebec in the month of august?
Swimming in Quebec in august is cold (in the best case scenario)
In august in Quebec swimming conditions vary by city. Details below:
Swimming in august in Gaspé (Gaspé Peninsula), Bonaventure, Cap-d'Espoir, Grande-Vallée and Percé is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average temperature of 60°F (min: 57°F/max: 64°F).
Forget about swimming in Baie-Comeau, Carleton-sur-Mer, Rimouski, Cap-Chat, Île aux Perroquets, Anticosti Island, Matane, Mont-Louis, Rivière-Saint-Paul, Sainte-Anne-des-Monts and Sept-Îles in august! The water temperature is freezing, reaching as low as 49°F (and only 61°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!
Where to go swimming in Quebec in august: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in august
Gaspé (Gaspé Peninsula)
| August | |||
| Average sea temperature | 60°F | ||
| Minimum sea temperature | 57°F | ||
| Maximum sea temperature | 64°F | ||
| Average outside temperature | 67°F | ||
| Maximum outside temperature | 70°F | ||
| Minimum outside temperature | 63°F | ||
| Precipitation | 5.1in | ||
| Number of days of precipitation | 9 jour(s) (29%) | ||
| Cloud cover | 37% | ||
| Our opinion | cold swimming |
More information on swimming in Gaspé (Gaspé Peninsula) in august
Baie-Comeau
| August | |||
| Average sea temperature | 54°F | ||
| Minimum sea temperature | 49°F | ||
| Maximum sea temperature | 61°F | ||
| Average outside temperature | 63°F | ||
| Maximum outside temperature | 67°F | ||
| Minimum outside temperature | 59°F | ||
| Precipitation | 6.2in | ||
| Number of days of precipitation | 8 jour(s) (27%) | ||
| Cloud cover | 38% | ||
| Our opinion | freezing swimming |
More information on swimming in Baie-Comeau in august
Carleton-sur-Mer
| August | |||
| Average sea temperature | 57°F | ||
| Minimum sea temperature | 53°F | ||
| Maximum sea temperature | 62°F | ||
| Average outside temperature | 67°F | ||
| Maximum outside temperature | 72°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 4.6in | ||
| Number of days of precipitation | 6 jour(s) (21%) | ||
| Cloud cover | 37% | ||
| Our opinion | freezing swimming |
More information on swimming in Carleton-sur-Mer in august
Rimouski
| August | |||
| Average sea temperature | 54°F | ||
| Minimum sea temperature | 49°F | ||
| Maximum sea temperature | 60°F | ||
| Average outside temperature | 65°F | ||
| Maximum outside temperature | 70°F | ||
| Minimum outside temperature | 61°F | ||
| Precipitation | 4.6in | ||
| Number of days of precipitation | 6 jour(s) (21%) | ||
| Cloud cover | 36% | ||
| Our opinion | freezing swimming |
More information on swimming in Rimouski in august
Bonaventure
| August | |||
| Average sea temperature | 60°F | ||
| Minimum sea temperature | 56°F | ||
| Maximum sea temperature | 64°F | ||
| Average outside temperature | 70°F | ||
| Maximum outside temperature | 76°F | ||
| Minimum outside temperature | 63°F | ||
| Precipitation | 5.2in | ||
| Number of days of precipitation | 9 jour(s) (28%) | ||
| Cloud cover | 36% | ||
| Our opinion | cold swimming |
More information on swimming in Bonaventure in august
List of coastal cities in Quebec
| Gaspé (Gaspé Peninsula) in august | cold swimming |
| Baie-Comeau in august | freezing swimming |
| Carleton-sur-Mer in august | freezing swimming |
| Rimouski in august | freezing swimming |
| Bonaventure in august | cold swimming |
| Cap-Chat in august | freezing swimming |
| Cap-d'Espoir in august | cold swimming |
| Grande-Vallée in august | cold swimming |
| Île aux Perroquets in august | freezing swimming |
| Anticosti Island in august | freezing swimming |
| Matane in august | freezing swimming |
| Mont-Louis in august | freezing swimming |
| Percé in august | cold swimming |
| Rivière-Saint-Paul in august | freezing swimming |
| Sainte-Anne-des-Monts in august | freezing swimming |
| Sept-Îles in august | freezing swimming |