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 Thunder Bay Weather Forecast Summary |
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Today
Jan 11th
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Monday
Jan 12th
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Tuesday
Jan 13th
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Wednesday
Jan 14th
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Thursday
Jan 15th
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Flurries |
Cloudy |
Cloudy |
Cloudy |
Cloudy |
-4°C
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1°C
-8°C |
1°C
-14°C |
-12°C
-20°C |
-7°C
-22°C |
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| Thunder Bay Detailed Weather Forecast |
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| Sunday, January 11th, 2026 |
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Overnight |
Temperature: -16°C |
| Mostly clear. |
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Morning |
Temperature: -13°C |
| Cloudy. |
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Afternoon |
Temperature: -8°C |
| Cloudy. |
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Evening |
Temperature: -5°C |
| Cloudy with flurries likely. Windy at times. |
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| Monday, January 12th, 2026 |
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Overnight |
Temperature: -3°C |
| Cloudy. |
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Morning |
Temperature: -1°C |
| Cloudy. |
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Afternoon |
Temperature: 0°C |
| A mix of cloud and sun. |
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Evening |
Temperature: -7°C |
| Cloudy. |
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| Tuesday, January 13th, 2026 |
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Overnight |
Temperature: -2°C |
| Cloudy with a chance of flurries or showers. |
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Morning |
Temperature: 0°C |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 0°C |
| Cloudy. Windy at times. |
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Evening |
Temperature: -12°C |
| Cloudy with a chance of flurries. Wind 30 to 50 km/h. |
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| Wednesday, January 14th, 2026 |
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Overnight |
Temperature: -17°C |
| Cloudy with a chance of flurries. Wind 30 to 50 km/h. |
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Morning |
Temperature: -16°C |
| Sunny. Windy. |
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Afternoon |
Temperature: -13°C |
| Sunny with cloudy periods. Windy at times. |
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Evening |
Temperature: -18°C |
| Clear with cloudy periods. |
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| Thursday, January 15th, 2026 |
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Overnight |
Temperature: -22°C |
| Clear. |
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Morning |
Temperature: -16°C |
| Cloudy. |
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Afternoon |
Temperature: -9°C |
| Cloudy. Windy at times. |
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Evening |
Temperature: -10°C |
| Cloudy. |
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| Friday, January 16th, 2026 |
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Overnight |
Temperature: -11°C |
| Cloudy. |
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Morning |
Temperature: -6°C |
| Cloudy with a slight chance of flurries. |
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Afternoon |
Temperature: -5°C |
| Cloudy with a chance of flurries. |
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Evening |
Temperature: -6°C |
| Cloudy with a chance of flurries. Windy at times. |
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| Saturday, January 17th, 2026 |
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Overnight |
Temperature: -13°C |
| Cloudy with a chance of flurries. Windy at times. |
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Morning |
Temperature: -19°C |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: -19°C |
| Cloudy. Windy at times. |
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Evening |
Temperature: -18°C |
| Cloudy with a slight chance of flurries. |
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| Sunday, January 18th, 2026 |
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Overnight |
Temperature: -15°C |
| Cloudy with a chance of flurries. Windy at times. |
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Morning |
Temperature: -17°C |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: -19°C |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: -23°C |
| Mostly clear. |
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