Complete weather & hotel guide for Thunder Bay, Canada
The best time to visit Thunder Bay is June to August. During this period, average temperatures range from 14°C to 23°C with comfortable conditions for sightseeing. Thunder Bay has 20 hotels available on HOTEVI.
Best months to visit: July August
20 hotels available in Thunder Bay
| Month | Avg High (°C) | Avg Low (°C) | Rainfall (mm) | Rating |
|---|---|---|---|---|
| January | -6 | -14 | - | ★★☆☆☆ |
| February | -8 | -16 | - | ★★☆☆☆ |
| March | 1 | -7 | - | ★★☆☆☆ |
| April | 6 | -2 | - | ★★☆☆☆ |
| May | 14 | 4 | - | ★★★☆☆ |
| June | 20 | 11 | - | ★★★★☆ |
| July | 23 | 14 | - | ★★★★★ |
| August | 23 | 15 | - | ★★★★★ |
| September | 19 | 12 | - | ★★★★☆ |
| October | 12 | 6 | - | ★★★☆☆ |
| November | 4 | -2 | - | ★★☆☆☆ |
| December | -1 | -8 | - | ★★☆☆☆ |
Cool and dry
ModerateIdeal for sightseeing
High seasonCool and dry
ModerateCool and dry
ModerateReady to book? Browse 20 hotels in Thunder Bay
Browse HotelsThe best months to visit Thunder Bay are June to August. These months offer the most comfortable weather for sightseeing and outdoor activities.
May: Avg High 14°C, Avg Low 4°C, Rainfall 0mm.
Spring is a reasonable time to visit Thunder Bay. While not peak season, you can still enjoy the city with fewer crowds and often lower hotel rates.
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