Sea temperature and swimming season in Canada
When the sea is warm enough to swim in 15 coastal cities in Canada.
| City | Warmest | Coldest | Swimming season |
|---|---|---|---|
| Vancouver | 16.9°C Aug | 7.3°C Jan | never comfortable |
| Victoria | 11.4°C Aug | 8.1°C Mar | never comfortable |
| St. John's | 15.1°C Aug | 0.2°C Mar | never comfortable |
| Delta | 16.9°C Aug | 7.3°C Jan | never comfortable |
| Dartmouth | 17.7°C Sep | 1.5°C Mar | never comfortable |
| Nanaimo | 18.4°C Aug | 7.0°C Jan | never comfortable |
| New Westminster | 16.9°C Aug | 7.3°C Jan | never comfortable |
| Saint John | 15.0°C Aug | 3.3°C Mar | never comfortable |
| Charlottetown | 19.9°C Aug | -1.4°C Feb | Aug – Aug (1 months) |
| Campbell River | 17.5°C Aug | 7.4°C Feb | never comfortable |
| Courtenay | 18.2°C Aug | 7.5°C Jan | never comfortable |
| Port Alberni | 18.4°C Aug | 7.5°C Jan | never comfortable |
| Rivière-du-Loup | 11.4°C Aug | 0.3°C Feb | never comfortable |
| Prince Rupert | 13.7°C Aug | 6.8°C Mar | never comfortable |
| Iqaluit | 1.5°C Aug | -1.8°C Feb | never comfortable |
Knowing the temperature is only half of it. What to wear, and why cold shock is the real risk →
Season uses 19°C. Why that number, and where the data comes from