Thunder Bay weather in March 2020

  • 0°C maximum daytime temperature in March in Thunder Bay0
    0°C max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in March in Thunder Bay10
    10 days with some rainfall
  • -12°C minimum night-time temperature in March in Thunder Bay-12
    -12°C min night temperature
  • 12 hours of daylight per day in March in Thunder Bay12
    12 hours of daylight per day
  • No heat & humidity in March in Thunder Bay0
    No heat & humidity
  • 42 mm monthly rainfall in March in Thunder Bay42
    42 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in March in Thunder Bay3
    3 (Moderate) UV index
  • 2°C sea temperature in March in Thunder Bay2
    2°C sea temperature

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

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Expect 0°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Thunder Bay in March. Check more long-term weather averages for Thunder Bay in March before you book your next holiday to Ontario in 2020/2021.

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More about Thunder Bay

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The March 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 March

The average maximum daytime temperature in Thunder Bay in March is a cold 0°C (32°F). The average night-time temperature is usually a very cold -12°C (10°F). There are usually 5 hours of bright sunshine each day, which represents 44% of the 12 hours of daylight.

Expect 42mm (1.7 inches) of rainfall across the whole of March with 10 days with some rain falling. Maximum UV levels will be moderate (3 UV index) at midday when the skies are clear.

The average sea temperature in and around Thunder Bay in March is 2°C (36°F).

Thunder Bay sunrise & sunset times for March 2020

Browse the sunrise & sunset times for Thunder Bay in March 2020. Select a month to view Thunder Bay sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2020 07:37 18:42
Monday, 2nd March 2020 07:35 18:43
Tuesday, 3rd March 2020 07:33 18:45
Wednesday, 4th March 2020 07:31 18:47
Thursday, 5th March 2020 07:29 18:48
Friday, 6th March 2020 07:27 18:50
Saturday, 7th March 2020 07:25 18:51
Sunday, 8th March 2020 08:23* 19:53*
Monday, 9th March 2020 08:21 19:54
Tuesday, 10th March 2020 08:19 19:56
Wednesday, 11th March 2020 08:17 19:57
Thursday, 12th March 2020 08:15 19:59
Friday, 13th March 2020 08:13 20:00
Saturday, 14th March 2020 08:11 20:02
Sunday, 15th March 2020 08:09 20:03
Monday, 16th March 2020 08:07 20:05
Tuesday, 17th March 2020 08:05 20:06
Wednesday, 18th March 2020 08:03 20:08
Thursday, 19th March 2020 08:01 20:09
Friday, 20th March 2020 07:59 20:11
Saturday, 21st March 2020 07:57 20:12
Sunday, 22nd March 2020 07:55 20:14
Monday, 23rd March 2020 07:52 20:15
Tuesday, 24th March 2020 07:50 20:17
Wednesday, 25th March 2020 07:48 20:18
Thursday, 26th March 2020 07:46 20:20
Friday, 27th March 2020 07:44 20:21
Saturday, 28th March 2020 07:42 20:23
Sunday, 29th March 2020 07:40 20:24
Monday, 30th March 2020 07:38 20:25
Tuesday, 31st March 2020 07:36 20:27

*Daylight saving starts - Eastern Daylight Time (EDT)

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Popular Ontario destinations

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