In December warmest sea in Canada is usually observed in the following locations: Tofino, Victoria, Surrey.
Table below shows the average sea water temperature for marine resorts of Canada in December for the last three years.
| Place name | December 2025 | December 2024 | December 2023 |
|---|---|---|---|
| Tofino | 49.7°F | 48.7°F | 49.2°F |
| Victoria | 48.7°F | 47.9°F | 48.3°F |
| Surrey | 47.5°F | 46.3°F | 46.7°F |
| Nanaimo | 47.3°F | 46.7°F | 46.9°F |
| North Vancouver | 46.6°F | 46.3°F | 46.2°F |
| Vancouver | 46.5°F | 46.3°F | 46.2°F |
| Saint John | 45.6°F | 44.5°F | 45.2°F |
| Saint Andrews | 44.0°F | 43.5°F | 43.5°F |
| Montreal | 42.9°F | 40.0°F | 41.6°F |
| Halifax | 42.7°F | 41.3°F | 41.8°F |
| Lunenburg | 42.0°F | 41.3°F | 41.8°F |
| Kingston | 41.0°F | 43.2°F | 43.9°F |
| Barrie | 40.7°F | 40.7°F | 40.2°F |
| Niagara-on-the-Lake | 40.6°F | 42.9°F | 42.0°F |
| Sydney | 40.3°F | 40.4°F | 40.0°F |
| Niagara Falls | 39.7°F | 42.2°F | 41.1°F |
| Hamilton | 39.6°F | 42.2°F | 40.4°F |
| Mississauga | 39.3°F | 41.9°F | 40.2°F |
| Toronto | 39.3°F | 41.6°F | 40.4°F |
| Corner Brook | 39.2°F | 36.3°F | 37.1°F |
| St. John's | 38.4°F | 39.4°F | 37.8°F |
| Oshawa | 38.3°F | 39.7°F | 40.2°F |
| Thunder Bay | 38.2°F | 39.2°F | 38.3°F |
| Bonavista | 37.5°F | 38.2°F | 36.4°F |
| Les Iles-de-la-Madeleine | 37.5°F | 37.5°F | 36.8°F |
| Trinity | 37.4°F | 38.1°F | 37.5°F |
| Prince Edward Island | 37.1°F | 36.6°F | 37.4°F |
| Yellowknife | 36.8°F | 35.3°F | 35.3°F |
| Gimli | 36.8°F | 35.8°F | 34.4°F |
| Windsor | 36.6°F | 37.7°F | 39.8°F |
| Winnipeg | 36.5°F | 36.2°F | 36.5°F |
| Quebec | 36.4°F | 35.4°F | 34.3°F |
| Twillingate Island | 36.1°F | 36.5°F | 35.9°F |
| Summerside | 35.5°F | 35.5°F | 34.5°F |
| Moncton | 35.4°F | 35.1°F | 34.7°F |
| Charlottetown | 34.6°F | 35.3°F | 35.3°F |
| Rocky Harbour | 32.6°F | 36.7°F | 37.2°F |
Charts below show average sea water temperature for Canada resorts with the warmest sea in December.
You can also check other months of the year to see sea temperature of Canada resorts at that time.
Places in Canada:
Name
°F
