Measurements:
°C
°F
CURRENT WEATHER
07:40
Thunder Bay
56°F
N 3 mph
Feels like: 56°F
Precip: 8%
World Resorts Canada Thunder Bay Weather

14 Day Weather Forecast

06.17
wed
DAY
66°F
NW 7 mph
precip
4%
NIGHT
44°F
SE 3 mph
precip
10%
06.18
thu
DAY
64°F
S 6 mph
precip
17%
NIGHT
54°F
SE 11 mph
precip
6%
06.19
fri
DAY
58°F
SE 8 mph
precip
13%
NIGHT
46°F
SE 6 mph
precip
14%
06.20
sat
DAY
58°F
SE 6 mph
precip
4%
NIGHT
48°F
SE 6 mph
precip
47%
06.21
sun
DAY
58°F
SW 6 mph
precip
3%
NIGHT
44°F
SE 3 mph
precip
7%
06.22
mon
DAY
64°F
NE 4 mph
precip
4%
NIGHT
50°F
N 3 mph
precip
8%
06.23
tue
DAY
52°F
NW 5 mph
precip
30%
NIGHT
46°F
SE 2 mph
precip
33%
06.24
wed
DAY
66°F
E 6 mph
precip
5%
NIGHT
54°F
E 3 mph
precip
11%
06.25
thu
DAY
58°F
NW 6 mph
precip
10%
NIGHT
50°F
SW 5 mph
precip
74%
06.26
fri
DAY
54°F
SW 7 mph
precip
71%
NIGHT
58°F
SW 7 mph
precip
75%
06.27
sat
DAY
56°F
W 11 mph
precip
40%
NIGHT
56°F
SW 6 mph
precip
16%
06.28
sun
DAY
60°F
W 9 mph
precip
18%
NIGHT
52°F
SW 4 mph
precip
42%
06.29
mon
DAY
68°F
W 4 mph
precip
17%
NIGHT
56°F
NW 2 mph
precip
43%
06.30
tue
DAY
60°F
W 5 mph
precip
34%
NIGHT
58°F
SW 2 mph
precip
43%

Thunder Bay Sea Water Temperature in June, °F

Select Year: 2026 2025 2024

The average sea surface temperature in June 2026 for Thunder Bay was 43.3°F. The maximum and minimum values were 40.6°F and 48.4°F respectively.

Thunder Bay on the Weather Map

Best Time to Visit Thunder Bay
The most sunny months:
September 14 days
August 14 days
July 12 days
The most warm months:
July 71.5 °F
August 71.2 °F
June 64.4 °F
Warmest sea temperature:
August 64.9 °F
September 61.3 °F
July 60.6 °F
The most cold months:
January 9.8 °F
February 11.1 °F
December 17.9 °F
The most rainy months:
September 2 days
August 2 days
April 2 days
The most windy months:
November 9 mph
December 9 mph
April 8 mph
more details
Canada Resorts:
NAME
F°
Halifax +66
Kingston +62
Montreal +68
Ottawa +64
Prince Edward Island +56
Quebec +66
Saint John +60
Sydney +60
Thunder Bay +56
Tofino +56
Toronto +64
Vancouver +58
Victoria +54
Winnipeg +56
Yellowknife +54
all resorts
24 Hours Weather Forecast
Thunder Bay
Local time: 07:40
17 jun, wednesday
0900 56°F
N
3 mph
1200 66°F
NW
7 mph
1500 70°F
NW
7 mph
1800 62°F
NW
6 mph
2100 50°F
W
2 mph
18 jun, thursday
0000 44°F
SE
3 mph
0300 44°F
SE
4 mph
0600 46°F
SE
7 mph