Portstewart weather in May 2024

Expect 55°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Portstewart in May. Check more long-term weather averages for Portstewart in May before you book your next holiday to Northern Ireland in 2024/2025.

  • 55°F maximum daytime temperature in May in Portstewart55
    55°F max day temperature
  • 6 hours of sunshine per day
  • 17 days with some rainfall in May in Portstewart17
    17 days with some rainfall
  • 43°F minimum night-time temperature in May in Portstewart43
    43°F min night temperature
  • 16 hours of daylight per day in May in Portstewart16
    16 hours of daylight per day
  • No heat & humidity in May in Portstewart0
    No heat & humidity
  • 2.6 inches monthly rainfall in May in Portstewart2.6
    2.6 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Portstewart5
    5 (Moderate) UV index
  • 48°F sea temperature in May in Portstewart48
    48°F sea temperature

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The May weather guide for Northern Ireland (Portstewart) 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 the UK

How warm is it in Portstewart in May?

Daytime temperatures usually reach 55°F in Portstewart in May, falling to 43°F at night.

How sunny is it in Portstewart in May?

There are normally 6 hours of bright sunshine each day in Portstewart in May - that's 35% of daylight hours.

How warm is the sea around Portstewart in May?

The average sea temperature around Portstewart in May is 48°F.

Does it rain in Portstewart in May?

There are usually 17 days with some rain in Portstewart in May and the average monthly rainfall is 2.6 inches.

Portstewart May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 05:45 21:04
Thursday, 16th May 2024 05:16 21:32
Friday, 31st May 2024 04:55 21:55

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