Thunder Bay weather in July 2019

  • 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

Going to Thunder Bay? Find the best month to visit Thunder Bay based on the weather.

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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 2019/2020.

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More about Thunder Bay

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The July weather guide for Thunder Bay, Ontario 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)

Guide to Thunder Bay weather in July

The average maximum daytime temperature in Thunder Bay in July is a warm 24°C (75°F). The average night-time temperature is usually a cool 11°C (52°F). There are usually 10 hours of bright sunshine each day, which represents 61% of the 16 hours of daylight.

Expect 82mm (3.2 inches) of rainfall across the whole of July with 12 days with some rain falling. Maximum UV levels will be high (7 UV index) at midday when the skies are clear.

The average sea temperature in and around Thunder Bay in July is 7°C (45°F).

Thunder Bay sunrise & sunset times for July 2019

Browse the sunrise & sunset times for Thunder Bay in July 2019. Select a month to view Thunder Bay sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st July 2019 05:59 22:02
Tuesday, 2nd July 2019 06:00 22:02
Wednesday, 3rd July 2019 06:01 22:01
Thursday, 4th July 2019 06:01 22:01
Friday, 5th July 2019 06:02 22:01
Saturday, 6th July 2019 06:03 22:00
Sunday, 7th July 2019 06:04 22:00
Monday, 8th July 2019 06:05 21:59
Tuesday, 9th July 2019 06:05 21:59
Wednesday, 10th July 2019 06:06 21:58
Thursday, 11th July 2019 06:07 21:57
Friday, 12th July 2019 06:08 21:57
Saturday, 13th July 2019 06:09 21:56
Sunday, 14th July 2019 06:10 21:55
Monday, 15th July 2019 06:11 21:54
Tuesday, 16th July 2019 06:12 21:53
Wednesday, 17th July 2019 06:13 21:52
Thursday, 18th July 2019 06:14 21:51
Friday, 19th July 2019 06:16 21:50
Saturday, 20th July 2019 06:17 21:49
Sunday, 21st July 2019 06:18 21:48
Monday, 22nd July 2019 06:19 21:47
Tuesday, 23rd July 2019 06:20 21:46
Wednesday, 24th July 2019 06:21 21:45
Thursday, 25th July 2019 06:23 21:44
Friday, 26th July 2019 06:24 21:42
Saturday, 27th July 2019 06:25 21:41
Sunday, 28th July 2019 06:26 21:40
Monday, 29th July 2019 06:28 21:39
Tuesday, 30th July 2019 06:29 21:37
Wednesday, 31st July 2019 06:30 21:36
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