Thunder Bay weather live forecast

Tomorrow's maximum temperature in Thunder Bay is expected to be -12°C.

5-day weather forecast updated at 04:00 on Wednesday 12th February 2025 GMT

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The 5-day weather forecast for Ontario (Thunder Bay) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Thunder Bay weather forecast by day

Below are the detailed weather forecasts for Thunder Bay for the next 5 days.

Thunder Bay weather for Wednesday 12th February 2025

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of -12°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 10 kph from the north-west.

  • -12°C maximum temperature-12
    °C maximum temperature
  • -26°C minimum temperature-26
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -17°C wind chill-17
    °C wind chill
  • Light breeze of 10 kph from the North-West10
    kph wind from NW

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Thunder Bay weather for Thursday 13th February 2025

Expect scattered clouds in Thunder Bay, Ontario with a maximum temperature of -14°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 14 kph from the north-west.

  • -14°C maximum temperature-14
    °C maximum temperature
  • -22°C minimum temperature-22
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -22°C wind chill-22
    °C wind chill
  • Gentle breeze of 14 kph from the North-West14
    kph wind from NW

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Thunder Bay weather for Friday 14th February 2025

Expect mostly cloudy with light snow in Thunder Bay, Ontario with a maximum temperature of -11°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 84% chance of some snow and a light breeze of 11 kph from the north-east.

  • -11°C maximum temperature-11
    °C maximum temperature
  • -23°C minimum temperature-23
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 84% chance of some snow84
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -17°C wind chill-17
    °C wind chill
  • Light breeze of 11 kph from the North-East11
    kph wind from NE

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Thunder Bay weather for Saturday 15th February 2025

Expect mostly cloudy with light snow in Thunder Bay, Ontario with a maximum temperature of -12°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 3% chance of some snow and a gentle breeze of 17 kph from the north.

  • -12°C maximum temperature-12
    °C maximum temperature
  • -20°C minimum temperature-20
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 3% chance of some snow3
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -20°C wind chill-20
    °C wind chill
  • Gentle breeze of 17 kph from the North17
    kph wind from N

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Thunder Bay weather for Sunday 16th February 2025

Expect overcast skies in Thunder Bay, Ontario with a maximum temperature of -15°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 14 kph from the north-west.

  • -15°C maximum temperature-15
    °C maximum temperature
  • -23°C minimum temperature-23
    °C minimum temperature
  • Overcast skies
    overcast skies
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -23°C wind chill-23
    °C wind chill
  • Gentle breeze of 14 kph from the North-West14
    kph wind from NW

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Metric (°C / mm)  |  Imperial (°F / inches)

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