Thunder Bay (Canada) weather
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Forecast days
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Today. Maximum daytime temperature: 23 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius. Heavy showers changing to clear by nighttime. Sunrise: 06:30; Sunset: 21:36. UV: High;
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Sunday 1 August. Maximum daytime temperature: 21 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius. Sunny. Sunrise: 06:31; Sunset: 21:34. UV: High;
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Monday 2 August. Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius. Sunny changing to light showers by lunchtime. Sunrise: 06:33; Sunset: 21:33. UV: Very high;
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Tuesday 3 August. Maximum daytime temperature: 22 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius. Sunny intervals. Sunrise: 06:34; Sunset: 21:31. UV: High;
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Wednesday 4 August. Maximum daytime temperature: 24 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius. Sunny changing to partly cloudy by nighttime. Sunrise: 06:35; Sunset: 21:30. UV: High;
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Thursday 5 August. Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius. Sunny intervals changing to cloudy by late morning. Sunrise: 06:37; Sunset: 21:28. UV: High;
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Friday 6 August. Maximum daytime temperature: 23 degrees Celsius; Minimum nighttime temperature: 16 degrees Celsius. Light showers changing to sunny intervals by late morning. Sunrise: 06:38; Sunset: 21:27. UV: High;
Seven day forecast for Thunder Bay
Today (31 July 2021)
| Time | Now | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation | 60% | 60% | 60% | 60% | 60% | <5% | <5% | <5% | <5% | <5% |
| Temperature in degrees Celsius |
23°
|
23°
|
23°
|
23°
|
22°
|
21°
|
21°
|
19°
|
18°
|
17°
|
| Feels like temperature in degrees Celsius | 21° | 21° | 21° | 21° | 20° | 19° | 19° | 18° | 17° | 16° |
| Wind direction and speed in miles per hour |
NNW
11
|
NNW
11
|
NNW
11
|
NNW
11
|
NNW
11
|
N
10
|
N
10
|
N
9
|
NNW
9
|
NNW
9
|
| Wind gust in miles per hour | 25 | 25 | 25 | 25 | 23 | 21 | 20 | 18 | 17 | 16 |
| Visibility | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 54% | 54% | 53% | 52% | 54% | 55% | 57% | 62% | 68% | 73% |
| UV | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 1 | - | - |
Sunday (1 August 2021)
| 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 symbol |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% |
| Temperature in degrees Celsius |
16°
|
16°
|
15°
|
15°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
16°
|
17°
|
18°
|
19°
|
20°
|
20°
|
20°
|
21°
|
21°
|
20°
|
20°
|
17°
|
| Feels like temperature in degrees Celsius | 15° | 15° | 14° | 13° | 13° | 12° | 12° | 13° | 13° | 14° | 15° | 16° | 16° | 17° | 18° | 19° | 19° | 20° | 20° | 20° | 20° | 17° |
| Wind direction and speed in miles per hour |
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
10
|
NNW
10
|
NNW
9
|
NNW
9
|
NNW
10
|
NNW
10
|
N
10
|
N
9
|
N
9
|
N
8
|
NNW
7
|
NNW
6
|
NW
6
|
NW
5
|
NW
4
|
WNW
3
|
WNW
4
|
| Wind gust in miles per hour | 16 | 16 | 16 | 17 | 17 | 18 | 17 | 17 | 17 | 19 | 20 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 14 | 12 | 10 | 7 |
| Visibility | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 76% | 78% | 80% | 81% | 83% | 85% | 84% | 84% | 84% | 78% | 72% | 66% | 63% | 60% | 57% | 56% | 55% | 53% | 55% | 58% | 60% | 79% |
| UV | - | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | - |
Monday (2 August 2021)
| Time | 02:00 | 05:00 | 08:00 | 11:00 | 14:00 | 17:00 | 20:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | <5% | <5% | <5% | 10% | 40% | 40% | <5% | <5% |
| Temperature in degrees Celsius |
16°
|
15°
|
16°
|
21°
|
24°
|
24°
|
24°
|
20°
|
| Feels like temperature in degrees Celsius | 15° | 14° | 15° | 20° | 24° | 24° | 24° | 20° |
| Wind direction and speed in miles per hour |
WNW
5
|
WNW
6
|
WNW
7
|
WNW
8
|
WNW
7
|
W
7
|
W
7
|
WNW
7
|
| Wind gust in miles per hour | 8 | 10 | 14 | 17 | 18 | 15 | 13 | 12 |
| Visibility | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 85% | 88% | 85% | 68% | 56% | 56% | 60% | 73% |
| UV | - | - | 1 | 5 | 8 | 4 | 1 | - |
Tuesday (3 August 2021)
| Time | 02:00 | 05:00 | 08:00 | 11:00 | 14:00 | 17:00 | 20:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | <5% | <5% | <5% | 10% | <5% | <5% | <5% | <5% |
| Temperature in degrees Celsius |
18°
|
18°
|
17°
|
20°
|
21°
|
21°
|
20°
|
17°
|
| Feels like temperature in degrees Celsius | 18° | 17° | 17° | 20° | 21° | 21° | 20° | 17° |
| Wind direction and speed in miles per hour |
WNW
7
|
NW
7
|
NNW
5
|
NE
5
|
ESE
6
|
SE
6
|
SSE
6
|
SSE
3
|
| Wind gust in miles per hour | 13 | 13 | 8 | 12 | 16 | 16 | 12 | 5 |
| Visibility | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 79% | 84% | 88% | 75% | 71% | 72% | 75% | 89% |
| UV | - | - | 1 | 5 | 7 | 4 | 1 | - |
Wednesday (4 August 2021)
| Time | 02:00 | 05:00 | 08:00 | 11:00 | 14:00 | 17:00 | 20:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | <5% | <5% | <5% | <5% | <5% | <5% | <5% | <5% |
| Temperature in degrees Celsius |
16°
|
15°
|
15°
|
21°
|
24°
|
24°
|
22°
|
19°
|
| Feels like temperature in degrees Celsius | 16° | 15° | 16° | 21° | 23° | 23° | 21° | 19° |
| Wind direction and speed in miles per hour |
SSW
3
|
S
3
|
ESE
3
|
S
4
|
S
7
|
S
9
|
S
8
|
S
6
|
| Wind gust in miles per hour | 4 | 4 | 5 | 10 | 17 | 19 | 15 | 10 |
| Visibility | G | G | G | VG | VG | VG | VG | VG |
| Humidity | 93% | 93% | 91% | 73% | 66% | 67% | 75% | 82% |
| UV | - | - | 1 | 5 | 7 | 4 | 1 | - |
Thursday (5 August 2021)
| Time | 02:00 | 05:00 | 08:00 | 11:00 | 14:00 | 17:00 | 20:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
| Chance of precipitation | <5% | <5% | <5% | 10% | <5% | 10% | 10% | 10% |
| Temperature in degrees Celsius |
19°
|
18°
|
18°
|
23°
|
24°
|
24°
|
23°
|
20°
|
| Feels like temperature in degrees Celsius | 18° | 17° | 18° | 22° | 23° | 24° | 22° | 20° |
| Wind direction and speed in miles per hour |
SW
7
|
SW
7
|
SW
6
|
SSW
9
|
SSW
12
|
SSW
11
|
SSE
9
|
SSE
7
|
| Wind gust in miles per hour | 11 | 11 | 10 | 16 | 23 | 22 | 16 | 12 |
| Visibility | VG | VG | VG | VG | VG | VG | VG | VG |
| Humidity | 80% | 81% | 81% | 71% | 66% | 68% | 75% | 81% |
| UV | - | - | 1 | 4 | 6 | 3 | 1 | - |
Friday (6 August 2021)
| Time | 02:00 | 05:00 | 08:00 | 11:00 | 14:00 | 17:00 |
|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
| Chance of precipitation | 40% | 40% | 40% | 10% | 10% | 10% |
| Temperature in degrees Celsius |
19°
|
18°
|
18°
|
20°
|
22°
|
22°
|
| Feels like temperature in degrees Celsius | 19° | 18° | 18° | 20° | 22° | 22° |
| Wind direction and speed in miles per hour |
S
7
|
SSE
8
|
SSE
7
|
ESE
8
|
SSE
8
|
SSE
9
|
| Wind gust in miles per hour | 12 | 13 | 12 | 16 | 18 | 18 |
| Visibility | VG | G | G | VG | VG | VG |
| Humidity | 84% | 87% | 89% | 80% | 72% | 72% |
| UV | - | - | 1 | 4 | 6 | 3 |
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