Thunder Bay (Canada) weather
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Forecast days
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 14° Celsius; -
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 10° Celsius;
-
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 6° Celsius;
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 6° Celsius; -
Maximum daytime temperature: 12° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 12° Celsius; Minimum nighttime temperature: 7° Celsius;
-
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 8° Celsius; -
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 8° Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 11° Celsius;
Sunny.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for Thunder Bay
Today (1 September 2025)
| Time |
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
 |
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
20%
|
10%
|
10%
|
10%
|
20%
|
30%
|
50%
|
50%
|
60%
|
30%
|
10%
|
10%
|
<5%
|
10%
|
<5%
|
10%
|
10%
|
| Temperature |
15°
|
15°
|
15°
|
17°
|
19°
|
20°
|
22°
|
23°
|
24°
|
24°
|
24°
|
24°
|
23°
|
23°
|
22°
|
20°
|
19°
|
18°
|
| Feels like temperature (°C) |
15°
|
15°
|
16°
|
18°
|
20°
|
22°
|
24°
|
25°
|
25°
|
25°
|
25°
|
24°
|
24°
|
24°
|
23°
|
21°
|
19°
|
19°
|
| Wind direction and speed |
SW
2
|
WSW
2
|
W
2
|
WNW
2
|
W
3
|
WSW
3
|
SW
3
|
SSW
3
|
SSW
4
|
SSW
5
|
S
6
|
SSW
6
|
SSW
6
|
SSW
5
|
SSW
5
|
SSW
5
|
SSW
5
|
SW
5
|
| Wind gust (mph) |
4
|
4
|
5
|
7
|
8
|
9
|
11
|
12
|
13
|
14
|
14
|
14
|
13
|
12
|
10
|
10
|
9
|
9
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
97%
|
98%
|
98%
|
96%
|
91%
|
87%
|
82%
|
76%
|
73%
|
69%
|
69%
|
71%
|
71%
|
74%
|
80%
|
85%
|
86%
|
88%
|
| UV | - | - | 1 | 1 | 3 | 4 | 5 | 6 | 6 | 5 | 4 | 3 | 1 | 1 | - | - | - | - |
Tuesday (2 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
 |
 |
| Chance of precipitation |
10%
|
20%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
10%
|
30%
|
30%
|
30%
|
40%
|
30%
|
30%
|
40%
|
30%
|
10%
|
| Temperature (°C) |
18°
|
17°
|
16°
|
16°
|
15°
|
15°
|
14°
|
14°
|
14°
|
16°
|
18°
|
19°
|
21°
|
22°
|
22°
|
22°
|
22°
|
21°
|
21°
|
20°
|
19°
|
16°
|
| Feels like temperature (°C) |
18°
|
17°
|
16°
|
16°
|
15°
|
15°
|
14°
|
14°
|
14°
|
17°
|
18°
|
19°
|
20°
|
21°
|
21°
|
21°
|
21°
|
21°
|
20°
|
20°
|
19°
|
16°
|
| Wind direction and speed (mph) |
SW
5
|
SW
5
|
SW
4
|
SW
4
|
SW
3
|
SW
3
|
SW
3
|
SW
3
|
SSW
2
|
SSW
3
|
SSW
4
|
SSW
6
|
SSW
7
|
SSW
9
|
SSW
10
|
SSW
10
|
SSW
10
|
SSW
10
|
SW
9
|
SW
8
|
WSW
7
|
NW
9
|
| Wind gust (mph) |
9
|
8
|
7
|
7
|
6
|
5
|
5
|
4
|
5
|
10
|
14
|
18
|
20
|
22
|
23
|
23
|
22
|
21
|
18
|
16
|
20
|
24
|
| Visibility (description) |
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
87%
|
89%
|
89%
|
88%
|
88%
|
89%
|
91%
|
92%
|
92%
|
87%
|
79%
|
75%
|
69%
|
67%
|
64%
|
66%
|
69%
|
73%
|
76%
|
82%
|
86%
|
91%
|
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 3 | 4 | 6 | 6 | 6 | 4 | 3 | 2 | 1 | 1 | - | - |
Wednesday (3 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
 |
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
13°
|
11°
|
10°
|
10°
|
11°
|
10°
|
9°
|
8°
|
| Feels like temperature (°C) |
11°
|
9°
|
8°
|
8°
|
8°
|
7°
|
6°
|
5°
|
| Wind direction and speed (mph) |
NNW
10
|
NNW
11
|
NNW
11
|
N
12
|
N
12
|
N
13
|
NNW
12
|
NNW
11
|
| Wind gust (mph) |
26
|
26
|
29
|
30
|
32
|
29
|
27
|
25
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
G
|
G
|
VG
|
VG
|
| Humidity |
83%
|
78%
|
77%
|
70%
|
66%
|
67%
|
71%
|
73%
|
| UV | - | - | 1 | 3 | 3 | 1 | - | - |
Thursday (4 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
| Temperature (°C) |
7°
|
7°
|
6°
|
8°
|
10°
|
12°
|
11°
|
9°
|
| Feels like temperature (°C) |
4°
|
3°
|
3°
|
6°
|
8°
|
10°
|
9°
|
8°
|
| Wind direction and speed (mph) |
NNW
11
|
NW
10
|
NW
10
|
NW
10
|
WNW
9
|
WNW
7
|
WNW
6
|
WSW
4
|
| Wind gust (mph) |
24
|
23
|
25
|
24
|
22
|
18
|
14
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
| Humidity |
75%
|
75%
|
77%
|
58%
|
47%
|
47%
|
59%
|
75%
|
| UV | - | - | 1 | 3 | 4 | 2 | - | - |
Friday (5 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
8°
|
8°
|
8°
|
11°
|
13°
|
13°
|
12°
|
10°
|
| Feels like temperature (°C) |
7°
|
6°
|
6°
|
9°
|
11°
|
11°
|
11°
|
8°
|
| Wind direction and speed (mph) |
W
4
|
NW
5
|
NW
5
|
NNW
8
|
NNW
9
|
NW
9
|
NW
7
|
WNW
7
|
| Wind gust (mph) |
11
|
13
|
20
|
23
|
22
|
22
|
15
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
| Humidity |
82%
|
85%
|
84%
|
61%
|
46%
|
47%
|
58%
|
71%
|
| UV | - | - | 1 | 4 | 4 | 2 | - | - |
Saturday (6 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
9°
|
9°
|
8°
|
12°
|
15°
|
15°
|
14°
|
11°
|
| Feels like temperature (°C) |
7°
|
6°
|
6°
|
10°
|
12°
|
13°
|
12°
|
10°
|
| Wind direction and speed (mph) |
WNW
7
|
WNW
8
|
WNW
8
|
NW
10
|
NW
10
|
NW
9
|
WNW
7
|
W
6
|
| Wind gust (mph) |
16
|
17
|
23
|
25
|
25
|
22
|
14
|
12
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
80%
|
79%
|
62%
|
47%
|
48%
|
58%
|
73%
|
| UV | - | - | 1 | 4 | 4 | 2 | - | - |
Sunday (7 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
10°
|
9°
|
14°
|
17°
|
19°
|
16°
|
13°
|
| Feels like temperature (°C) |
9°
|
8°
|
8°
|
13°
|
16°
|
16°
|
14°
|
12°
|
| Wind direction and speed (mph) |
W
6
|
W
5
|
W
5
|
W
6
|
WSW
8
|
WSW
8
|
SW
8
|
SW
7
|
| Wind gust (mph) |
12
|
10
|
14
|
20
|
20
|
19
|
16
|
14
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
80%
|
83%
|
85%
|
63%
|
43%
|
42%
|
58%
|
71%
|
| UV | - | - | 1 | 4 | 6 | 2 | - | - |
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Forecast
Forecast for 06:00 (UTC-4), Mon
Updated 07:26 (UTC+1) on Mon 1 Sep 2025
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