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City of Thunder Bay, OntarioThunder Bay, ON 7-Day Weather Forecast
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Thunder Bay, ON Weather Forecast
Thunder Bay, ON Weather Forecast Date: 553 PM Wed Oct 14 2026 (Thunder Bay Time)
Today Lo: 7°C44°F Hi: 12°C53°F |
Chance of showers Wednesday, temperatures as high as 12°C53°F, low temperature around 7°C44°F, chance of rain 13%, wind out of the NW 15 km/h9 mph. Barometric pressure 102.1 kPa30.15 in, visibility 10 km6 mi, humidity 66%. |
Thursday Lo: 7°C44°F Hi: 9°C48°F |
Overcast Thursday, temperatures as high as 9°C48°F, low temperature around 7°C44°F, chance of rain 23%, wind out of the S 17 km/h10 mph. Barometric pressure 102 kPa30.12 in, visibility 10 km6 mi, humidity 79%. |
| Friday Lo: 3°C37°F Hi: 8°C47°F |
Chance of showers Friday, temperatures as high as 8°C47°F, low temperature around 3°C37°F, chance of rain 20%, wind out of the N 39 km/h24 mph. Barometric pressure 102.4 kPa30.24 in, visibility 10 km6 mi, humidity 76%. |
Saturday Lo: 2°C36°F Hi: 11°C52°F |
Sunny Saturday, temperatures as high as 11°C52°F, low temperature around 2°C36°F, chance of rain 1%, wind out of the WSW 27 km/h17 mph. Barometric pressure 102.1 kPa30.15 in, visibility 10 km6 mi, humidity 44%. |
| Sunday Lo: 8°C47°F Hi: 13°C55°F |
Overcast Sunday, temperatures as high as 13°C55°F, low temperature around 8°C47°F, chance of rain 18%, wind out of the SW 32 km/h20 mph. Barometric pressure 101.1 kPa29.85 in, visibility 10 km6 mi, humidity 68%. |
| Monday Lo: 7°C45°F Hi: 14°C57°F |
Sunny Monday, temperatures as high as 14°C57°F, low temperature around 7°C45°F, chance of rain 2%, wind out of the W 13 km/h8 mph. Barometric pressure 102.1 kPa30.15 in, visibility 10 km6 mi, humidity 51%. |
| Tuesday Lo: 6°C43°F Hi: 10°C50°F |
Sunny Tuesday, temperatures as high as 10°C50°F, low temperature around 6°C43°F, chance of rain 5%, wind out of the ENE 9 km/h6 mph. Barometric pressure 103 kPa30.42 in, visibility 10 km6 mi, humidity 63%. |
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