St John weather in May 2024

Expect 14°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in St John in May. Check more long-term weather averages for St John in May before you book your next holiday to New Brunswick in 2024/2025.

  • 14°C maximum daytime temperature in May in St John14
    14°C max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in May in St John14
    14 days with some rainfall
  • 5°C minimum night-time temperature in May in St John5
    5°C min night temperature
  • 15 hours of daylight per day in May in St John15
    15 hours of daylight per day
  • No heat & humidity in May in St John0
    No heat & humidity
  • 108 mm monthly rainfall in May in St John108
    108 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in St John6
    6 (High) UV index
  • 4°C sea temperature in May in St John4
    4°C sea temperature

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The May weather guide for New Brunswick (St John) 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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More about Canada

How warm is it in St John in May?

Daytime temperatures usually reach 14°C in St John in May, falling to 5°C at night.

How sunny is it in St John in May?

There are normally 7 hours of bright sunshine each day in St John in May - that's 44% of daylight hours.

Is the sea cold around St John in May?

The average sea temperature around St John in May is 4°C.

Does it rain in St John in May?

There are usually 14 days with some rain in St John in May and the average monthly rainfall is 108mm.

St John May sunrise & sunset times

Browse the sunrise and sunset times for St John in May 2024. Select a month to view St John sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 06:12 20:31
Thursday, 16th May 2024 05:53 20:49
Friday, 31st May 2024 05:40 21:05

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