World Resorts Canada Thunder Bay Weather

Thunder Bay Sea Temperature in January

Average sea water temperature in January:
+34.4°F
Minimum sea water temperature in January: 37.0°F
Maximum sea water temperature in January: 32.9°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 33.5°F. The highest and lowest sea temperatures during the month were 34.3°F and 32.9°F.

Monthly sea water temperature in Thunder Bay, °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
Oshawa 36.9°F 37.2°F
Mississauga 36.9°F 37.8°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 Thunder Bay

Sunniest months:
July 14 days
September 14 days
August 14 days
Warmest months:
July 71.1 °F
August 69.1 °F
June 63.8 °F
Warmest sea temp:
August 63.4 °F
September 60.2 °F
July 58.5 °F
Coldest months:
January 13.9 °F
February 15.0 °F
December 21.1 °F
Rainiest months:
September 2 days
April 2 days
August 2 days
Windiest months:
November 9.6 mph
December 9.2 mph
April 8.6 mph

Thunder Bay on a weather map

Thunder Bay
+84°F
NE 12 mph
Feels like: +84°F
Precip.: 1%
Places in Canada:
Name
°F
+77°F
+66°F
+66°F
+68°F
+90°F
+54°F
+84°F
+82°F
+91°F
+86°F
+75°F
+77°F
+84°F
+86°F
24 Hours Forecast
Thunder Bay
Local time: 10:35
August 06, thursday
1200
84°F
NE
12 mph
1500
88°F
N
17 mph
1800
77°F
N
14 mph
2100
68°F
NE
9 mph
August 07, friday
0000
68°F
NE
9 mph
0300
59°F
NE
7 mph
0600
57°F
E
6 mph
0900
59°F
SE
5 mph
Units of measurement: °C / °F