Summerside weather in May 2025

Expect daytime maximum temperatures of 57°F in Summerside, Prince Edward Island in May based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 3.4 inches of rainfall in the month.

  • 57°F maximum daytime temperature in May in Summerside57
    57°F max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in May in Summerside14
    14 days with some rainfall
  • 39°F minimum night-time temperature in May in Summerside39
    39°F min night temperature
  • 15 hours of daylight per day in May in Summerside15
    15 hours of daylight per day
  • No heat & humidity in May in Summerside0
    No heat & humidity
  • 3.4 inches monthly rainfall in May in Summerside3.4
    3.4 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in Summerside6
    6 (High) UV index
  • 36°F sea temperature in May in Summerside36
    36°F sea temperature

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The May weather guide for Prince Edward Island (Summerside) 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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How warm is it in Summerside in May?

Daytime temperatures usually reach 57°F in Summerside in May, falling to 39°F at night.

How sunny is it in Summerside in May?

There are normally 7 hours of bright sunshine each day in Summerside in May - that's 46% of daylight hours.

How warm is the sea around Summerside in May?

The average sea temperature around Summerside in May is 36°F.

Does it rain in Summerside in May?

There are usually 14 days with some rain in Summerside in May and the average monthly rainfall is 3.4 inches.

Summerside May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:01 19:25
Friday, 16th May 2025 04:40 19:44
Saturday, 31st May 2025 04:27 19:59

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