Past Weather in Thunder Bay 鈥� Graph
Thunder Bay Temperature Yesterday
Maximum temperature yesterday: 63 掳贵 (at 7:00 pm)
Minimum temperature yesterday: 45 掳贵 (at 6:00 am)
Average temperature yesterday: 54 掳贵
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 84 掳贵 (May 13, 4:00 pm) | 100% (May 8, 3:00 am) | 30.47 "Hg (May 8, 3:00 am) |
| Low | 25 掳贵 (May 8, 7:00 am) | 20% (May 9, 6:00 pm) | 29.28 "Hg (May 16, 2:00 pm) |
| Average | 49 掳贵 | 70% | 29.96 "Hg |
| * Reported May 7 2:00 pm — May 22 2:00 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
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 2:00 pm Thu, May 22 |  | 52 掳贵 | Partly sunny. | 9 mph | 鈫� | 50% | 30.10 "Hg | 20 mi |
| 1:00 pm | | 50 掳贵 | Partly sunny. | 9 mph | 鈫� | 50% | 30.10 "Hg | 20 mi |
| 12:00 pm | | 50 掳贵 | Partly sunny. | 7 mph | 鈫� | 50% | 30.10 "Hg | 20 mi |
| 11:00 am | | 50 掳贵 | Partly sunny. | 9 mph | 鈫� | 54% | 30.11 "Hg | 20 mi |
| 10:00 am | | 48 掳贵 | Partly sunny. | 12 mph | 鈫� | 58% | 30.11 "Hg | 20 mi |
| 9:00 am | | 48 掳贵 | Partly sunny. | 12 mph | 鈫� | 58% | 30.10 "Hg | 20 mi |
| 8:00 am |  | 48 掳贵 | Passing clouds. | 7 mph | 鈫� | 62% | 30.10 "Hg | 20 mi |
| 7:00 am | | 45 掳贵 | Passing clouds. | 5 mph | 鈫� | 66% | 30.08 "Hg | 20 mi |
| 6:00 am |  | 41 掳贵 | Passing clouds. | 2 mph | 鈫� | 81% | 30.08 "Hg | 20 mi |
| 5:00 am | | 37 掳贵 | Passing clouds. | 2 mph | 鈫� | 87% | 30.08 "Hg | 15 mi |
| 4:00 am | | 36 掳贵 | Passing clouds. | 2 mph | 鈫� | 87% | 30.08 "Hg | 15 mi |
| 3:00 am | | 37 掳贵 | Passing clouds. | 3 mph | 鈫� | 81% | 30.08 "Hg | 15 mi |
| 2:00 am |  | 39 掳贵 | Clear. | 5 mph | 鈫� | 81% | 30.09 "Hg | 15 mi |
| 1:00 am | | 46 掳贵 | Clear. | 5 mph | 鈫� | 57% | 30.09 "Hg | 15 mi |
| 12:00 am | | 48 掳贵 | Clear. | 3 mph | 鈫� | 58% | 30.08 "Hg | 15 mi |
| 11:00 pm Wed, May 21 | | 54 掳贵 | Clear. | 6 mph | 鈫� | 41% | 30.06 "Hg | 15 mi |
| 10:00 pm | | 55 掳贵 | Passing clouds. | 6 mph | 鈫� | 38% | 30.05 "Hg | 15 mi |
| 9:00 pm | | 59 掳贵 | Partly sunny. | 6 mph | 鈫� | 36% | 30.03 "Hg | 20 mi |
| 8:00 pm | | 61 掳贵 | Partly sunny. | 5 mph | 鈫� | 34% | 30.01 "Hg | 20 mi |
| 7:00 pm | | 63 掳贵 | Partly sunny. | 7 mph | 鈫� | 30% | 30.01 "Hg | 20 mi |
| 6:00 pm | | 61 掳贵 | Partly sunny. | 8 mph | 鈫� | 31% | 30.01 "Hg | 20 mi |
| 5:00 pm | | 59 掳贵 | Partly sunny. | 9 mph | 鈫� | 31% | 30.01 "Hg | 20 mi |
| 4:00 pm | | 59 掳贵 | Partly sunny. | 16 mph | 鈫� | 31% | 30.03 "Hg | 20 mi |
| 3:00 pm | | 61 掳贵 | Partly sunny. | 17 mph | 鈫� | 29% | 30.03 "Hg | 20 mi |
| Weather by CustomWeather, © 2025 | ||||||||