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
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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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Saint John |
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Saint John |
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Saint John |
14 days
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Saint John |
Monthly sea water temperature in Saint John, °F
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
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40
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46
51
55.8
58.3
59.6
57.2
51.7
45.2
38.5
36.6
37.7
41.3
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
Leaflet | Tiles © Esri
Places in Canada:
Name
°F
24 Hours Forecast
Saint John
Local time: 12:43
April 28, monday
1500

66°F
S
10 mph
10 mph
1800

63°F
S
8 mph
8 mph
2100

46°F
W
4 mph
4 mph
April 29, tuesday
0000

41°F
NW
3 mph
3 mph
0300

37°F
N
2 mph
2 mph
0600

41°F
N
4 mph
4 mph
0900

50°F
N
10 mph
10 mph
1200

59°F
N
14 mph
14 mph