Thunder Bay weather live forecast

Tomorrow's maximum temperature in Thunder Bay is expected to be 10°C.

  • Thursday
    25th Apr
    Clear skies
  • Friday
    26th Apr
    Sunshine and showers (0-2 mm of rainfall expected)
  • Saturday
    27th Apr
    Cloudy with some rain (10-20 mm of rainfall expected)
  • Sunday
    28th Apr
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Monday
    29th Apr
    Cloudy with some rain (10-20 mm of rainfall expected)

5-day weather forecast updated at 04:00 on Thursday 25th April 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 25th April 2024

Expect clear skies in Thunder Bay, Ontario with a maximum temperature of 10°C, maximum UV of 5 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-east.

  • 10°C maximum temperature10
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 15 kph from the South-East15
    kph wind from SE

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Thunder Bay weather for Friday 26th April 2024

Expect sunshine and showers in Thunder Bay, Ontario with a maximum temperature of 10°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 21 kph from the east.

  • 10°C maximum temperature10
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 65% chance of some rain65
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 21 kph from the East21
    kph wind from E

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Thunder Bay weather for Saturday 27th April 2024

Expect cloudy with some rain in Thunder Bay, Ontario with a maximum temperature of 9°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 90% chance of some rain and a moderate breeze of 25 kph from the north.

  • 9°C maximum temperature9
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 90% chance of some rain90
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 5°C wind chill5
    °C wind chill
  • Moderate breeze of 25 kph from the North25
    kph wind from N

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Thunder Bay weather for Sunday 28th April 2024

Expect mostly cloudy with light rain in Thunder Bay, Ontario with a maximum temperature of 7°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 60% chance of some rain and a moderate breeze of 25 kph from the north-east.

  • 7°C maximum temperature7
    °C maximum temperature
  • 0°C minimum temperature0
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 60% chance of some rain60
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 3°C wind chill3
    °C wind chill
  • Moderate breeze of 25 kph from the North-East25
    kph wind from NE

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Thunder Bay weather for Monday 29th April 2024

Expect cloudy with some rain in Thunder Bay, Ontario with a maximum temperature of 6°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a moderate breeze of 25 kph from the north-east.

  • 6°C maximum temperature6
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 80% chance of some rain80
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 2°C wind chill2
    °C wind chill
  • Moderate breeze of 25 kph from the North-East25
    kph wind from NE

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  • Find lowest fares on flights to Canada, USA & beyond
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Metric (°C / mm)  |  Imperial (°F / inches)

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