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Thunder Bay, Ontario

66°F
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Thunder Bay

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66°
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Thunder Bay, Ontario Weather
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August

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2025

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Daily
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27
76°
56°
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74°
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75°
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73°
52°
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69°
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68°
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69°
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69°
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75°
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74°
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70°
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68°
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75°
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73°
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72°
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74°
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74°
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69°
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75°
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72°
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72°
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74°
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74°
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66°
43°
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65°
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64°
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66°
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63°
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69°
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71°
38°
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62°
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63°
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Temperature Graph

°F
80° 72° 64° 56° 48° Aug
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

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Weather Near Thunder Bay:

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