Thunder Bay weather live forecast

Tomorrow's maximum temperature in Thunder Bay is expected to be -2°C.

  • Thursday
    28th Mar
    Mostly cloudy with light snow (0-2 cm of snow expected)
  • Friday
    29th Mar
    Broken clouds
  • Saturday
    30th Mar
    Cloudy with some snow (5-10 cm of snow expected)
  • Sunday
    31st Mar
    Broken clouds
  • Monday
    1st Apr
    Broken clouds

5-day weather forecast updated at 04:00 on Thursday 28th March 2024 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 Thursday 28th March 2024

Expect mostly cloudy with light snow in Thunder Bay, Ontario with a maximum temperature of -2°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0-2 cm of snow expected with 6% chance of some snow and a moderate breeze of 21 kph from the west.

  • -2°C maximum temperature-2
    °C maximum temperature
  • -8°C minimum temperature-8
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 6% chance of some snow6
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -8°C wind chill-8
    °C wind chill
  • Moderate breeze of 21 kph from the West21
    kph wind from W

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Thunder Bay weather for Friday 29th March 2024

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 3°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the west.

  • 3°C maximum temperature3
    °C maximum temperature
  • -10°C minimum temperature-10
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Light breeze of 11 kph from the West11
    kph wind from W

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Thunder Bay weather for Saturday 30th March 2024

Expect cloudy with some snow in Thunder Bay, Ontario with a maximum temperature of 2°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 cm of snow expected with 54% chance of some snow and a light breeze of 10 kph from the north-east.

  • 2°C maximum temperature2
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Cloudy with some snow
    cloudy with some snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 54% chance of some snow54
    % chance of some snow
  • 5-10 cm of snow expected<10
    cm of snow expected
  • -2°C wind chill-2
    °C wind chill
  • Light breeze of 10 kph from the North-East10
    kph wind from NE

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Thunder Bay weather for Sunday 31st March 2024

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 3°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

  • 3°C maximum temperature3
    °C maximum temperature
  • -7°C minimum temperature-7
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Light breeze of 10 kph from the South10
    kph wind from S

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Thunder Bay weather for Monday 1st April 2024

Expect broken clouds in Thunder Bay, Ontario with a maximum temperature of 4°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.

  • 4°C maximum temperature4
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 2°C wind chill2
    °C wind chill
  • Light breeze of 9 kph from the North9
    kph wind from N

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  • Save up to £700 per couple on escorted tours in 2024
  • £400 off Europe, £600 off USA & Canada & £700 off long haul
  • Travel before 31st December 2024 (inclusive)

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

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