At this moment warmest sea in Canada was observed in the following locations: Windsor, Montreal, Winnipeg.
You can find the full list of Canada marine locations in the table below. It shows current sea temperature values and averages for current and upcoming months.
| Place name | Current sea temp |
July 2025 | August 2025 |
|---|---|---|---|
| Windsor | 77.7°F | 75.4°F | 74.3°F |
| Montreal | 76.6°F | 75.8°F | 74.7°F |
| Winnipeg | 74.8°F | 70.7°F | 69.0°F |
| Barrie | 74.8°F | 70.7°F | 72.6°F |
| Niagara Falls | 74.1°F | 72.5°F | 72.9°F |
| Gimli | 73.8°F | 69.7°F | 68.6°F |
| Hamilton | 73.4°F | 70.6°F | 73.8°F |
| Niagara-on-the-Lake | 73.4°F | 74.3°F | 74.7°F |
| Kingston | 72.9°F | 72.3°F | 73.2°F |
| Quebec | 72.3°F | 69.7°F | 73.1°F |
| Mississauga | 71.8°F | 68.7°F | 73.4°F |
| Toronto | 71.4°F | 68.5°F | 73.2°F |
| Summerside | 69.1°F | 68.7°F | 70.2°F |
| Prince Edward Island | 66.7°F | 66.5°F | 67.9°F |
| Charlottetown | 66.6°F | 66.1°F | 68.9°F |
| Oshawa | 66.2°F | 67.1°F | 73.1°F |
| Yellowknife | 65.8°F | 55.6°F | 59.6°F |
| Nanaimo | 65.8°F | 64.8°F | 64.7°F |
| Surrey | 65.5°F | 65.4°F | 65.2°F |
| Moncton | 65.1°F | 61.3°F | 64.0°F |
| North Vancouver | 64.9°F | 65.1°F | 65.0°F |
| Vancouver | 64.8°F | 64.9°F | 64.9°F |
| Sydney | 61.9°F | 63.7°F | 67.5°F |
| Lunenburg | 61.7°F | 59.6°F | 64.0°F |
| Halifax | 61.2°F | 58.9°F | 63.9°F |
| Corner Brook | 60.3°F | 61.1°F | 64.6°F |
| Les Iles-de-la-Madeleine | 57.9°F | 61.1°F | 65.4°F |
| Rocky Harbour | 57.0°F | 59.4°F | 63.1°F |
| Saint John | 55.9°F | 55.5°F | 59.5°F |
| Tofino | 55.6°F | 55.8°F | 56.9°F |
| Saint Andrews | 55.6°F | 57.2°F | 59.1°F |
| Twillingate Island | 53.8°F | 57.5°F | 60.1°F |
| Bonavista | 53.1°F | 54.6°F | 58.6°F |
| St. John's | 51.6°F | 53.0°F | 57.9°F |
| Victoria | 51.4°F | 52.2°F | 53.1°F |
| Thunder Bay | 49.6°F | 61.1°F | 63.2°F |
| Trinity | 49.1°F | 52.0°F | 56.5°F |
Charts below show average sea water temperature for Canada resorts with the warmest sea.
You can also check other months of the year to see sea temperature of Canada resorts at that time.
Places in Canada:
Name
°F
