Thunder Bay weather in July 2024

Expect 24°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Thunder Bay in July. Check more long-term weather averages for Thunder Bay in July before you book your next holiday to Ontario in 2024/2025.

  • 24°C maximum daytime temperature in July in Thunder Bay24
    24°C max day temperature
  • 10 hours of sunshine per day
  • 12 days with some rainfall in July in Thunder Bay12
    12 days with some rainfall
  • 11°C minimum night-time temperature in July in Thunder Bay11
    11°C min night temperature
  • 16 hours of daylight per day in July in Thunder Bay16
    16 hours of daylight per day
  • No heat & humidity in July in Thunder Bay0
    No heat & humidity
  • 82 mm monthly rainfall in July in Thunder Bay82
    82 mm of monthly rainfall
  • UV (maximum) index 7 (High) in July in Thunder Bay7
    7 (High) UV index
  • 7°C sea temperature in July in Thunder Bay7
    7°C sea temperature

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The July 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 / mm)  |  Imperial (°F / inches)

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How hot is it in Thunder Bay in July?

Daytime temperatures usually reach 24°C in Thunder Bay in July, falling to 11°C at night.

How sunny is it in Thunder Bay in July?

There are normally 10 hours of bright sunshine each day in Thunder Bay in July - that's 61% of daylight hours.

Is the sea cold around Thunder Bay in July?

The average sea temperature around Thunder Bay in July is 7°C.

Does it rain in Thunder Bay in July?

There are usually 12 days with some rain in Thunder Bay in July and the average monthly rainfall is 82mm.

Thunder Bay July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st July 2024 06:00 22:02
Tuesday, 16th July 2024 06:13 21:53
Wednesday, 31st July 2024 06:31 21:35

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