Swansea weather in May 2024

Expect 59°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Swansea in May. Check more long-term weather averages for Swansea in May before you book your next holiday to Wales in 2024/2025.

  • 59°F maximum daytime temperature in May in Swansea59
    59°F max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in May in Swansea15
    15 days with some rainfall
  • 46°F minimum night-time temperature in May in Swansea46
    46°F min night temperature
  • 16 hours of daylight per day in May in Swansea16
    16 hours of daylight per day
  • No heat & humidity in May in Swansea0
    No heat & humidity
  • 3.0 inches monthly rainfall in May in Swansea3.0
    3.0 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Swansea5
    5 (Moderate) UV index
  • 52°F sea temperature in May in Swansea52
    52°F sea temperature

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The May weather guide for Wales (Swansea) 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 Wales

How warm is it in Swansea in May?

Daytime temperatures usually reach 59°F in Swansea in May, falling to 46°F at night.

How sunny is it in Swansea in May?

There are normally 7 hours of bright sunshine each day in Swansea in May - that's 41% of daylight hours.

How warm is the sea around Swansea in May?

The average sea temperature around Swansea in May is 52°F.

Does it rain in Swansea in May?

There are usually 15 days with some rain in Swansea in May and the average monthly rainfall is 3.0 inches.

Swansea May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 05:47 20:40
Thursday, 16th May 2024 05:21 21:04
Friday, 31st May 2024 05:04 21:24

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