Current Sea Water Temperature:
+31.0°F
| Maximum Sea Water Temperature in April: | 37.4°F |
| Minimum Sea Water Temperature in April: | 30.6°F |
| Average water temperature in April: | 32.9°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| April 06 | 31.0°F | April 01 | 31.6°F |
| April 05 | 30.8°F | March 31 | 31.6°F |
| April 04 | 31.6°F | March 30 | 31.6°F |
| April 03 | 31.6°F | March 29 | 31.8°F |
| April 02 | 31.8°F | March 28 | 31.8°F |
When is the Warmest Sea for Thunder Bay?
According to our data for the last three years for Thunder Bay the highest average sea water temperature was in August, September and July.
Average Water Temperature by Month, °F
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
11
22
33
44
55
66
77
37.3
44.6
53.7
61.4
64.9
60.3
46.7
39.1
32.9
31.2
31.5
32.8
Sea Water Temperature in August
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
52
56
60
64
68
72
76
The average sea surface temperature in August 2024 for Thunder Bay was 68.2°F. The maximum and minimum values were 66.2°F and 71.8°F respectively.
Sea Water Temperature in September
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
51
54
57
60
63
66
69
72
The average sea surface temperature in September 2024 for Thunder Bay was 65.2°F. The maximum and minimum values were 62.4°F and 67.6°F respectively.
Sea Water Temperature in July
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
36
42
48
54
60
66
72
The average sea surface temperature in July 2024 for Thunder Bay was 62.0°F. The maximum and minimum values were 54.4°F and 67.4°F respectively.
Canada Resorts:
NAME
F°
| Halifax |  |
+34 |
| Moncton |  |
+30 |
| Montreal | |
+38 |
| Niagara Falls | |
+32 |
| Ottawa | |
+38 |
| Prince Edward Island | |
+30 |
| Quebec | |
+34 |
| Saint John | |
+32 |
| St. John's |  |
+26 |
| Sydney | |
+30 |
| Toronto |  |
+32 |
| Vancouver | |
+52 |
| Victoria | |
+48 |
| Winnipeg |  |
+24 |
| Yellowknife | |
+10 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Thunder Bay
Local time: 07:43
06 apr, sunday
| 0900 |  |
28°F | SE 4 mph |
| 1200 | |
34°F | SE 6 mph |
| 1500 |  |
34°F | SE 5 mph |
| 1800 | |
32°F | S 7 mph |
| 2100 | |
26°F | S 12 mph |
07 apr, monday
| 0000 |  |
18°F | S 11 mph |
| 0300 |  |
16°F | S 11 mph |
| 0600 | |
14°F | S 11 mph |