World Resorts Canada St. John's Weather

St. John's Sea Temperature in January

Average sea water temperature in January:
+34.5°F
Minimum sea water temperature in January: 37.6°F
Maximum sea water temperature in January: 32.0°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 34.1°F. The highest and lowest sea temperatures during the month were 36.0°F and 32.2°F.

Monthly sea water temperature in St. John's, °F

Which Canada resorts have warmest sea in January?

Place name January 2026 January 2025
Victoria 47.7°F 47.1°F
Tofino 47.1°F 47.5°F
Surrey 45.7°F 45.4°F
Vancouver 45.3°F 45.0°F
North Vancouver 45.3°F 45.0°F
Nanaimo 45.0°F 45.1°F
Saint John 39.9°F 39.8°F
Saint Andrews 38.1°F 38.7°F
Niagara-on-the-Lake 37.3°F 38.6°F
Toronto 37.0°F 37.9°F
Hamilton 36.9°F 38.0°F
Mississauga 36.9°F 37.8°F
Oshawa 36.9°F 37.2°F
Halifax 36.6°F 36.6°F
Montreal 36.4°F 36.3°F
Kingston 36.1°F 38.2°F
Lunenburg 35.7°F 36.5°F
Niagara Falls 34.6°F 36.2°F
St. John's 34.1°F 35.0°F
Trinity 33.9°F 34.4°F

Best time for vacation in St. John's

Sunniest months:
August 9 days
September 7 days
July 7 days
Warmest months:
August 66.1 °F
July 64.5 °F
September 60.3 °F
Warmest sea temp:
August 59.3 °F
September 57.0 °F
July 53.0 °F
Coldest months:
February 28.1 °F
January 30.2 °F
March 31.7 °F
Rainiest months:
November 6 days
August 3 days
May 3 days
Windiest months:
February 16.4 mph
January 15.3 mph
December 15.3 mph

St. John's on a weather map

St. John's
+39°F
NE 23 mph
Feels like: +28°F
Precip.: 0%
Places in Canada:
Name
°F
+48°F
+48°F
0°F
+55°F
+34°F
+21°F
+57°F
+30°F
+12°F
+23°F
+50°F
+39°F
+46°F
+12°F
24 Hours Forecast
St. John's
Local time: 07:59
March 17, tuesday
0900
39°F
NE
23 mph
1200
43°F
NE
23 mph
1500
46°F
NE
25 mph
1800
48°F
NE
23 mph
2100
50°F
NE
23 mph
March 18, wednesday
0000
50°F
NE
26 mph
0300
52°F
NE
28 mph
0600
52°F
NE
27 mph
Units of measurement: °C / °F