Thunder Bay 7-day weather forecast

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November 17, 2025
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Thunder Bay 7-day weather forecast

Stacker created the forecast for Thunder Bay, Ontario using data from OpenWeather. This week's high is 5 °C on Sunday, while the low is -4 °C on Monday. There are expected to be 3 sunny days, snow on 3 days, and 1 day of rain this week.

There are currently no weather alerts.

Monday, November 17

- High of 2 °C, low of -4 °C (39% humidity)
- Sunny with a 0% chance of snow
- Light breeze (17 km/h wind)
- Sunrise at 8:08 AM, sunset at 5:16 PM
1 / 6
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Tuesday, November 18

- High of 2 °C, low of -4 °C (36% humidity)
- Sunny with a 0% chance of snow
- Light air (8 km/h wind)
- Sunrise at 8:09 AM, sunset at 5:15 PM
2 / 6
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Wednesday, November 19

- High of 4 °C, low of -2 °C (63% humidity)
- Overcast with a 100% chance of snow (1 mm of snow)
- Light breeze (13 km/h wind)
- Sunrise at 8:11 AM, sunset at 5:14 PM
3 / 6
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Thursday, November 20

- High of 3 °C, low of 2 °C (96% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Light breeze (17 km/h wind)
- Sunrise at 8:12 AM, sunset at 5:13 PM
- New moon
4 / 6
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Friday, November 21

- High of 2 °C, low of -1 °C (58% humidity)
- Mostly cloudy with a 0% chance of snow
- Light breeze (20 km/h wind)
- Sunrise at 8:14 AM, sunset at 5:12 PM
5 / 6
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Saturday, November 22

- High of 1 °C, low of -2 °C (58% humidity)
- Partly sunny with a 100% chance of snow (1 mm of snow)
- Light air (8 km/h wind)
- Sunrise at 8:15 AM, sunset at 5:11 PM
6 / 6
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Sunday, November 23

- High of 5 °C, low of -1 °C (66% humidity)
- Mostly sunny with a 100% chance of snow (0 mm of snow)
- Light breeze (21 km/h wind)
- Sunrise at 8:16 AM, sunset at 5:10 PM

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