Average sea water temperature in March:
+33.0°F
| Minimum sea water temperature in March: | 34.0°F |
| Maximum sea water temperature in March: | 32.4°F |
Daily sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 32.7°F. The highest and lowest sea temperatures during the month were 32.7°F and 32.5°F.
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| Thunder Bay |
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Monthly sea water temperature in Thunder Bay, °F
Which Canada resorts have warmest sea in March?
| Place name | March 2026 | March 2025 |
|---|---|---|
| Tofino | 47.6°F | 46.4°F |
| Victoria | 47.2°F | 45.9°F |
| Surrey | 47.1°F | 46.4°F |
| North Vancouver | 46.6°F | 45.7°F |
| Vancouver | 46.5°F | 45.7°F |
| Nanaimo | 46.4°F | 46.3°F |
| Kingston | 36.5°F | 36.5°F |
| Windsor | 36.2°F | 37.4°F |
| Hamilton | 36.2°F | 37.2°F |
| Mississauga | 35.7°F | 36.4°F |
| Toronto | 35.5°F | 36.1°F |
| Niagara-on-the-Lake | 35.5°F | 36.2°F |
| Saint Andrews | 35.5°F | 36.0°F |
| Oshawa | 35.1°F | 36.8°F |
| Saint John | 35.1°F | 36.1°F |
| Lunenburg | 34.7°F | 35.2°F |
| Halifax | 34.5°F | 35.7°F |
| Niagara Falls | 34.1°F | 34.2°F |
| Quebec | 32.9°F | 31.4°F |
| Montreal | 32.9°F | 32.3°F |
Best time for vacation in Thunder Bay
Thunder Bay on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Thunder Bay
Local time: 15:45
May 17, sunday
1800
54°F
W
11 mph
11 mph
2100
50°F
W
6 mph
6 mph
May 18, monday
0000
46°F
W
7 mph
7 mph
0300
41°F
W
9 mph
9 mph
0600
43°F
W
9 mph
9 mph
0900
43°F
S
9 mph
9 mph
1200
50°F
SW
6 mph
6 mph
1500
52°F
SW
6 mph
6 mph
