Average sea water temperature in January:
+41.3°F
| Minimum sea water temperature in January: | 45.9°F |
| Maximum sea water temperature in January: | 37.2°F |
Daily sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 39.8°F. The highest and lowest sea temperatures during the month were 41.9°F and 38.3°F.
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Monthly sea water temperature in Saint John, °F
Which Canada resorts have warmest sea in January?
| Place name | January 2025 | January 2024 |
|---|---|---|
| Tofino | 47.5°F | 47.5°F |
| Victoria | 47.1°F | 47.2°F |
| Surrey | 45.4°F | 45.5°F |
| Nanaimo | 45.1°F | 45.3°F |
| Vancouver | 45.0°F | 44.4°F |
| North Vancouver | 45.0°F | 44.4°F |
| Saint John | 39.8°F | 41.3°F |
| Saint Andrews | 38.7°F | 39.7°F |
| Niagara-on-the-Lake | 38.6°F | 38.6°F |
| Kingston | 38.2°F | 39.9°F |
| Hamilton | 38.0°F | 38.1°F |
| Toronto | 37.9°F | 38.4°F |
| Mississauga | 37.8°F | 38.0°F |
| Oshawa | 37.2°F | 38.3°F |
| Halifax | 36.6°F | 37.3°F |
| Lunenburg | 36.5°F | 37.4°F |
| Montreal | 36.3°F | 36.4°F |
| Niagara Falls | 36.2°F | 36.6°F |
| Thunder Bay | 35.1°F | 35.0°F |
| St. John's | 35.0°F | 33.7°F |
Best time for vacation in Saint John
Saint John on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Saint John
Local time: 06:31
December 05, friday
0900
7°F
SE
12 mph
12 mph
1200
16°F
SE
13 mph
13 mph
1500
21°F
E
11 mph
11 mph
1800
21°F
E
7 mph
7 mph
2100
19°F
E
5 mph
5 mph
December 06, saturday
0000
18°F
SE
3 mph
3 mph
0300
18°F
SE
2 mph
2 mph
0600
18°F
S
2 mph
2 mph
