Pwllheli weather in May 2025

Expect 14°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Pwllheli in May based on long-term weather averages. There is usually 16 days with some rainfall and 81 mm of average monthly rainfall in May.

  • 14°C maximum daytime temperature in May in Pwllheli14
    14°C max day temperature
  • 7 hours of sunshine per day
  • 16 days with some rainfall in May in Pwllheli16
    16 days with some rainfall
  • 7°C minimum night-time temperature in May in Pwllheli7
    7°C min night temperature
  • 16 hours of daylight per day in May in Pwllheli16
    16 hours of daylight per day
  • No heat & humidity in May in Pwllheli0
    No heat & humidity
  • 81 mm monthly rainfall in May in Pwllheli81
    81 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Pwllheli5
    5 (Moderate) UV index
  • 11°C sea temperature in May in Pwllheli11
    11°C sea temperature

More about Pwllheli

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The May weather guide for Wales (Pwllheli) 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 Wales

How warm is it in Pwllheli in May?

Daytime temperatures usually reach 14°C in Pwllheli in May, falling to 7°C at night.

How sunny is it in Pwllheli in May?

There are normally 7 hours of bright sunshine each day in Pwllheli in May - that's 42% of daylight hours.

Is the sea cold around Pwllheli in May?

The average sea temperature around Pwllheli in May is 11°C.

Does it rain in Pwllheli in May?

There are usually 16 days with some rain in Pwllheli in May and the average monthly rainfall is 81mm.

Pwllheli May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:45 19:46
Friday, 16th May 2025 04:18 20:11
Saturday, 31st May 2025 04:00 20:32

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