World Resorts Canada Saint John Weather

Saint John Sea Temperature in January

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
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2023
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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.

Monthly sea water temperature in Saint John, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
10
20
30
40
50
60
70
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46
51
55.8
58.3
59.6
57.2
51.7
45.2
38.8
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

Sunniest months:
September 10 days
August 9 days
October 9 days
Warmest months:
July 73.7 °F
August 72.5 °F
June 68.5 °F
Warmest sea temp:
August 59.6 °F
September 58.3 °F
July 57.2 °F
Coldest months:
January 25.6 °F
February 25.9 °F
December 33.3 °F
Rainiest months:
July 4 days
March 3 days
October 3 days
Windiest months:
March 8.8 mph
February 8.6 mph
December 8.5 mph

Saint John on a weather map

Leaflet | Tiles © Esri
Places in Canada:
Name
°F
+45°F
+45°F
+18°F
+34°F
+12°F
+1°F
+27°F
-2°F
+45°F
+14°F
0°F
+37°F
+41°F
+10°F
24 Hours Forecast
Saint John
Local time: 08:59
March 02, sunday
0900
23°F
E
12 mph
1200
25°F
E
14 mph
1500
25°F
E
14 mph
1800
25°F
E
14 mph
2100
18°F
SE
13 mph
March 03, monday
0000
14°F
SE
12 mph
0300
10°F
SE
11 mph
0600
9°F
SE
9 mph
Units of measurement: °C / °F