In June warmest sea in Canada is usually observed in the following locations: Montreal, Windsor, Quebec.
Table below shows the average sea water temperature for marine resorts of Canada in June for the last three years.
| Place name | June 2026 | June 2025 | June 2024 |
|---|---|---|---|
| Montreal | 68.8°F | 68.2°F | 71.2°F |
| Windsor | 66.1°F | 65.1°F | 67.4°F |
| Quebec | 63.4°F | 62.7°F | 66.7°F |
| Niagara-on-the-Lake | 62.8°F | 58.4°F | 65.3°F |
| Surrey | 62.3°F | 60.7°F | 59.9°F |
| Winnipeg | 61.9°F | 63.0°F | 61.4°F |
| Niagara Falls | 61.8°F | 60.4°F | 65.4°F |
| Nanaimo | 61.0°F | 58.8°F | 58.5°F |
| North Vancouver | 60.4°F | 59.5°F | 58.4°F |
| Vancouver | 60.1°F | 59.4°F | 58.3°F |
| Kingston | 59.5°F | 59.6°F | 65.3°F |
| Gimli | 57.7°F | 61.4°F | 60.1°F |
| Barrie | 56.1°F | 58.5°F | 62.4°F |
| Tofino | 54.1°F | 54.2°F | 53.4°F |
| Charlottetown | 54.1°F | 57.3°F | 56.4°F |
| Summerside | 53.7°F | 59.7°F | 60.0°F |
| Hamilton | 53.3°F | 55.5°F | 60.6°F |
| Moncton | 52.3°F | 53.9°F | 54.8°F |
| Prince Edward Island | 51.6°F | 55.7°F | 55.7°F |
| Lunenburg | 51.5°F | 52.5°F | 55.7°F |
| Victoria | 51.4°F | 50.7°F | 50.3°F |
| Halifax | 51.3°F | 52.0°F | 54.6°F |
| Toronto | 50.9°F | 54.8°F | 58.1°F |
| Mississauga | 50.7°F | 54.6°F | 58.2°F |
| Saint Andrews | 50.0°F | 50.2°F | 52.7°F |
| Oshawa | 49.6°F | 53.9°F | 55.4°F |
| Saint John | 48.7°F | 48.3°F | 52.6°F |
| Sydney | 47.3°F | 51.3°F | 52.1°F |
| Les Iles-de-la-Madeleine | 46.3°F | 50.5°F | 51.8°F |
| Thunder Bay | 45.2°F | 51.8°F | 50.9°F |
| Corner Brook | 45.0°F | 50.9°F | 51.6°F |
| Rocky Harbour | 44.9°F | 49.5°F | 51.3°F |
| Twillingate Island | 42.2°F | 48.8°F | 49.9°F |
| Bonavista | 40.9°F | 45.1°F | 47.4°F |
| Trinity | 40.7°F | 42.3°F | 45.0°F |
| St. John's | 40.2°F | 44.4°F | 45.8°F |
| Yellowknife | 37.3°F | 41.4°F | 41.1°F |
Charts below show average sea water temperature for Canada resorts with the warmest sea in June.
You can also check other months of the year to see sea temperature of Canada resorts at that time.
Places in Canada:
Name
°F
