Thunder Bay weather in October 2024

Expect 50°F daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Thunder Bay in October. Check more long-term weather averages for Thunder Bay in October before you book your next holiday to Ontario in 2024/2025.

  • 50°F maximum daytime temperature in October in Thunder Bay50
    50°F max day temperature
  • 4 hours of sunshine per day
  • 11 days with some rainfall in October in Thunder Bay11
    11 days with some rainfall
  • 34°F minimum night-time temperature in October in Thunder Bay34
    34°F min night temperature
  • 11 hours of daylight per day in October in Thunder Bay11
    11 hours of daylight per day
  • No heat & humidity in October in Thunder Bay0
    No heat & humidity
  • 2.4 inches monthly rainfall in October in Thunder Bay2.4
    2.4 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in October in Thunder Bay2
    2 (Low) UV index
  • 46°F sea temperature in October in Thunder Bay46
    46°F sea temperature

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The October weather guide for Ontario (Thunder Bay) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How warm is it in Thunder Bay in October?

Daytime temperatures usually reach 50°F in Thunder Bay in October, falling to 34°F at night.

How sunny is it in Thunder Bay in October?

There are normally 4 hours of bright sunshine each day in Thunder Bay in October - that's 36% of daylight hours.

How warm is the sea around Thunder Bay in October?

The average sea temperature around Thunder Bay in October is 46°F.

Does it rain in Thunder Bay in October?

There are usually 11 days with some rain in Thunder Bay in October and the average monthly rainfall is 2.4 inches.

Thunder Bay October sunrise & sunset times

Browse the sunrise and sunset times for Thunder Bay in October 2024. Select a month to view Thunder Bay sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st October 2024 07:57 19:35
Wednesday, 16th October 2024 08:19 19:05
Thursday, 31st October 2024 08:42 18:38

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