Past Weather in Thunder Bay — Graph
Thunder Bay Temperature Yesterday
Maximum temperature yesterday: 20 °C (at 4:00 pm)
Minimum temperature yesterday: 10 °C (at 11:47 pm)
Average temperature yesterday: 14 °C
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 27 °C (Sep 1, 3:00 pm) | 100% (Aug 27, 3:43 am) | 102.49 kPa (Aug 27, 3:43 am) |
| Low | 3 °C (Aug 29, 7:00 am) | 31% (Aug 26, 5:00 pm) | 99.69 kPa (Sep 5, 5:00 am) |
| Average | 12 °C | 85% | 101.56 kPa |
| * Reported Aug 26 1:00 pm — Sep 10 1:00 pm, Thunder Bay. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Thunder Bay Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 1:00 pm Wed, Sep 10 |
|
16 °C | Passing clouds. | 7 km/h | ↑ | 88% | 102.34 kPa | 16 km |
| 12:22 pm |
|
14 °C | Scattered clouds. | 6 km/h | ↑ | 94% | 102.33 kPa | 13 km |
| 12:08 pm |
|
13 °C | Fog. | No wind | ↑ | 100% | 102.35 kPa | 10 km |
| 11:53 am |
|
12 °C | Fog. | No wind | ↑ | 100% | 102.33 kPa | 6 km |
| 11:34 am |
|
11 °C | Fog. | No wind | ↑ | 100% | 102.32 kPa | 3 km |
| 11:00 am |
|
11 °C | Fog. | 4 km/h | ↑ | 100% | 102.29 kPa | 1 km |
| 10:34 am |
|
11 °C | Fog. | 4 km/h | ↑ | 100% | 102.28 kPa | 0 km |
| 10:00 am |
|
10 °C | Fog. | No wind | ↑ | 100% | 102.27 kPa | 0 km |
| 9:00 am |
|
9 °C | Fog. | 4 km/h | ↑ | 100% | 102.22 kPa | 0 km |
| 8:00 am |
|
9 °C | Fog. | 6 km/h | ↑ | 100% | 102.19 kPa | 0 km |
| 7:47 am |
|
9 °C | Fog. | 6 km/h | ↑ | 100% | 102.17 kPa | 0 km |
| 7:43 am |
|
9 °C | Fog. | 6 km/h | ↑ | 100% | 102.17 kPa | 0 km |
| 7:35 am |
|
9 °C | Fog. | 4 km/h | ↑ | 100% | 102.15 kPa | 1 km |
| 7:27 am |
|
9 °C | Fog. | 6 km/h | ↑ | 100% | 102.14 kPa | 1 km |
| 7:00 am |
|
9 °C | Fog. | 6 km/h | ↑ | 100% | 102.12 kPa | 1 km |
| 6:50 am |
|
9 °C | Fog. | 4 km/h | ↑ | 100% | 102.11 kPa | 1 km |
| 6:00 am |
|
9 °C | Fog. | 4 km/h | ↑ | 100% | 102.05 kPa | 1 km |
| 5:00 am |
|
10 °C | Fog. | 7 km/h | ↑ | 100% | 102.03 kPa | 0 km |
| 4:07 am |
|
11 °C | Fog. | 6 km/h | ↑ | 100% | 101.98 kPa | 1 km |
| 3:43 am |
|
11 °C | Fog. | 7 km/h | ↑ | 100% | 101.98 kPa | 1 km |
| 3:25 am |
|
11 °C | Fog. | 6 km/h | ↑ | 100% | 101.97 kPa | 2 km |
| 3:00 am |
|
10 °C | Fog. | 7 km/h | ↑ | 100% | 101.95 kPa | 0 km |
| 2:08 am |
|
10 °C | Fog. | 7 km/h | ↑ | 100% | 101.93 kPa | 0 km |
| 1:12 am |
|
9 °C | Fog. | 11 km/h | ↑ | 100% | 101.90 kPa | 1 km |
| 12:42 am |
|
8 °C | Clear. | 6 km/h | ↑ | 100% | 101.89 kPa | 5 km |
| 12:00 am |
|
10 °C | Clear. | 4 km/h | ↑ | 100% | 101.87 kPa | 24 km |
| 11:47 pm Tue, Sep 9 |
|
10 °C | Clear. | 4 km/h | ↑ | 100% | 101.86 kPa | 24 km |
| 11:00 pm |
|
11 °C | Clear. | 4 km/h | ↑ | 100% | 101.82 kPa | 24 km |
| 10:33 pm |
|
11 °C | Clear. | No wind | ↑ | 100% | 101.83 kPa | 24 km |
| 10:00 pm |
|
13 °C | Clear. | 4 km/h | ↑ | 100% | 101.78 kPa | 24 km |
| 9:00 pm |
|
14 °C | Passing clouds. | 4 km/h | ↑ | 100% | 101.74 kPa | 24 km |
| 8:00 pm |
|
15 °C | Passing clouds. | 9 km/h | ↑ | 94% | 101.69 kPa | 24 km |
| 7:00 pm |
|
17 °C | Passing clouds. | 15 km/h | ↑ | 88% | 101.64 kPa | 32 km |
| 6:00 pm |
|
19 °C | Scattered clouds. | 17 km/h | ↑ | 73% | 101.57 kPa | 32 km |
| 5:00 pm |
|
20 °C | Passing clouds. | 13 km/h | ↑ | 73% | 101.51 kPa | 32 km |
| 4:00 pm |
|
20 °C | Broken clouds. | 7 km/h | ↑ | 73% | 101.49 kPa | 32 km |
| 3:00 pm |
|
19 °C | Broken clouds. | 4 km/h | ↑ | 73% | 101.52 kPa | 24 km |
| 2:43 pm |
|
18 °C | Partly sunny. | 7 km/h | ↑ | 83% | 101.55 kPa | 32 km |
| 2:00 pm |
|
17 °C | More clouds than sun. | 6 km/h | ↑ | 88% | 101.54 kPa | 24 km |
| Weather by CustomWeather, © 2025 | ||||||||