 |
 Current Thunder Bay Weather Conditions |
Updated December 13th at 4:00 am |
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| Overcast |
| Temperature: | -22°C |
Dew Point: | -27°C |
| Barometer: | 101.5 kPa |
Wind: | N 31 Km/h |
| Humidity: | 1.4% |
Visibility: | 0 Km |
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| Thunder Bay Weather Forecast Summary |
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Today
Dec 13th
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Sunday
Dec 14th
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Monday
Dec 15th
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Tuesday
Dec 16th
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Wednesday
Dec 17th
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Cloudy |
Cloudy |
Flurries |
Mix of rain and snow |
Cloudy |
-16°C
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-7°C
-15°C |
-8°C
-12°C |
3°C
-9°C |
-3°C
-10°C |
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| Thunder Bay Detailed Weather Forecast |
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| Saturday, December 13th, 2025 |
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Morning |
Temperature: -17°C |
| A mix of cloud and sun. Windy. |
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Afternoon |
Temperature: -16°C |
| Cloudy. Windy. |
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Evening |
Temperature: -16°C |
| Cloudy with clear periods. Windy. |
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| Sunday, December 14th, 2025 |
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Overnight |
Temperature: -15°C |
| Mostly clear. Windy at times. |
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Morning |
Temperature: -12°C |
| Sunny. Windy at times. |
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Afternoon |
Temperature: -9°C |
| Cloudy. Windy at times. |
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Evening |
Temperature: -7°C |
| Cloudy with a chance of flurries. Windy. |
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| Monday, December 15th, 2025 |
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Overnight |
Temperature: -9°C |
| Cloudy with flurries likely. Windy. |
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Morning |
Temperature: -11°C |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: -10°C |
| Cloudy. |
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Evening |
Temperature: -12°C |
| A mix of cloudy and clear skies. |
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| Tuesday, December 16th, 2025 |
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Overnight |
Temperature: -8°C |
| Cloudy. |
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Morning |
Temperature: -2°C |
| Cloudy with flurries likely. Windy. |
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Afternoon |
Temperature: -1°C |
| Cloudy. Windy. |
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Evening |
Temperature: 3°C |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy. |
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| Wednesday, December 17th, 2025 |
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Overnight |
Temperature: -6°C |
| A mix of cloudy and clear skies. Wind 30 to 50 km/h. |
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Morning |
Temperature: -8°C |
| Sunny. Windy. |
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Afternoon |
Temperature: -8°C |
| A mix of cloud and sun. |
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Evening |
Temperature: -5°C |
| Cloudy. Windy at times. |
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| Thursday, December 18th, 2025 |
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Overnight |
Temperature: -1°C |
| Cloudy with a few flurries. Windy. |
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Morning |
Temperature: 1°C |
| Cloudy with showers or wet flurries. Windy. |
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Afternoon |
Temperature: -4°C |
| Cloudy with a chance of flurries. Windy. |
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Evening |
Temperature: -8°C |
| Cloudy with a chance of flurries. Windy. |
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| Friday, December 19th, 2025 |
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Overnight |
Temperature: -14°C |
| Cloudy. Windy. |
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Morning |
Temperature: -14°C |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: -11°C |
| Cloudy. |
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Evening |
Temperature: -7°C |
| Cloudy with flurries likely. Windy. |
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| Saturday, December 20th, 2025 |
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Overnight |
Temperature: -4°C |
| Cloudy with flurries likely. Windy at times. |
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Morning |
Temperature: -6°C |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: -8°C |
| Sunny with cloudy periods. Windy at times. |
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Evening |
Temperature: -13°C |
| Clear with cloudy periods. Windy. |
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| Sunday, December 21st, 2025 |
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Overnight |
Temperature: -17°C |
| Clear. Windy at times. |
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Morning |
Temperature: -16°C |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: -11°C |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: -5°C |
| Mostly cloudy. Windy. |
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