Stephenville weather in May 2025

Expect 52°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Stephenville in May. Check more long-term weather averages for Stephenville in May before you book your next holiday to Newfoundland & Labrador in 2025/2026.

  • 52°F maximum daytime temperature in May in Stephenville52
    52°F max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in May in Stephenville14
    14 days with some rainfall
  • 36°F minimum night-time temperature in May in Stephenville36
    36°F min night temperature
  • 15 hours of daylight per day in May in Stephenville15
    15 hours of daylight per day
  • No heat & humidity in May in Stephenville0
    No heat & humidity
  • 3.3 inches monthly rainfall in May in Stephenville3.3
    3.3 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in Stephenville6
    6 (High) UV index
  • 37°F sea temperature in May in Stephenville37
    37°F sea temperature

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The May weather guide for Newfoundland & Labrador (Stephenville) 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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More about Canada

How warm is it in Stephenville in May?

Daytime temperatures usually reach 52°F in Stephenville in May, falling to 36°F at night.

How sunny is it in Stephenville in May?

There are normally 6 hours of bright sunshine each day in Stephenville in May - that's 39% of daylight hours.

How warm is the sea around Stephenville in May?

The average sea temperature around Stephenville in May is 37°F.

Does it rain in Stephenville in May?

There are usually 14 days with some rain in Stephenville in May and the average monthly rainfall is 3.3 inches.

Stephenville May sunrise & sunset times

Browse the sunrise and sunset times for Stephenville in May 2025. Select a month to view Stephenville sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:04 19:40
Friday, 16th May 2025 04:42 20:00
Saturday, 31st May 2025 04:27 20:18

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