14.05
tue
tue
Day
48°F
NW 5 mph
Precip.
0%
0%
Night
43°F
SE 3 mph
Precip.
0%
0%
15.05
wed
wed
Day
48°F
NW 7 mph
Precip.
0%
0%
Night
45°F
W 3 mph
Precip.
0%
0%
16.05
thu
thu
Day
43°F
W 9 mph
Precip.
100%
100%
Night
45°F
NE 3 mph
Precip.
0%
0%
17.05
fri
fri
Day
57°F
N 2 mph
Precip.
0%
0%
Night
43°F
W 3 mph
Precip.
82%
82%
18.05
sat
sat
Day
48°F
W 7 mph
Precip.
0%
0%
Night
43°F
W 6 mph
Precip.
0%
0%
19.05
sun
sun
Day
54°F
E 6 mph
Precip.
100%
100%
Night
50°F
NE 2 mph
Precip.
0%
0%
20.05
mon
mon
Day
57°F
N 7 mph
Precip.
26%
26%
Night
54°F
SE 3 mph
Precip.
100%
100%
21.05
tue
tue
Day
54°F
W 6 mph
Precip.
0%
0%
Night
50°F
SW 8 mph
Precip.
100%
100%
22.05
wed
wed
Day
52°F
SW 19 mph
Precip.
100%
100%
Night
52°F
S 11 mph
Precip.
0%
0%
23.05
thu
thu
Day
50°F
S 11 mph
Precip.
0%
0%
Night
41°F
NW 6 mph
Precip.
0%
0%
24.05
fri
fri
Day
48°F
NW 6 mph
Precip.
0%
0%
Night
41°F
N 3 mph
Precip.
0%
0%
25.05
sat
sat
Day
55°F
SE 3 mph
Precip.
0%
0%
Night
43°F
NW 3 mph
Precip.
0%
0%
26.05
sun
sun
Day
55°F
NE 5 mph
Precip.
0%
0%
Night
46°F
NE 4 mph
Precip.
0%
0%
27.05
mon
mon
Day
55°F
N 8 mph
Precip.
0%
0%
Night
48°F
N 8 mph
Precip.
100%
100%
sea water
temperature
temperature
Thunder Bay |
monthly
weather
weather
Thunder Bay |
current
weather
weather
Thunder Bay |
7 days
forecast
forecast
Thunder Bay |
Sea water temperature in May, °F
Show year:
2023
2022
2021
The average sea water temperature in May of 2023 was 37.9°F. The highest and lowest sea temperatures during the month were 41.7°F and 34.5°F.
Air temperature in Thunder Bay, °F
Precipitation total in Thunder Bay, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Thunder Bay
Thunder Bay on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Thunder Bay
Local time: 21:21
May 15, wednesday
0000
43°F
SE
3 mph
3 mph
0300
41°F
S
4 mph
4 mph
0600
41°F
S
3 mph
3 mph
0900
45°F
W
4 mph
4 mph
1200
48°F
NW
7 mph
7 mph
1500
50°F
NW
9 mph
9 mph
1800
50°F
NW
6 mph
6 mph
2100
46°F
W
2 mph
2 mph