Pwllheli weather in August 2025

Expect 18°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Pwllheli in August. Check more long-term weather averages for Pwllheli in August before you book your next holiday to Wales in 2025/2026.

  • 18°C maximum daytime temperature in August in Pwllheli18
    18°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in August in Pwllheli16
    16 days with some rainfall
  • 11°C minimum night-time temperature in August in Pwllheli11
    11°C min night temperature
  • 15 hours of daylight per day in August in Pwllheli15
    15 hours of daylight per day
  • No heat & humidity in August in Pwllheli0
    No heat & humidity
  • 119 mm monthly rainfall in August in Pwllheli119
    119 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Pwllheli5
    5 (Moderate) UV index
  • 17°C sea temperature in August in Pwllheli17
    17°C sea temperature

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The August 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 hot is it in Pwllheli in August?

Daytime temperatures usually reach 18°C in Pwllheli in August, falling to 11°C at night.

How sunny is it in Pwllheli in August?

There are normally 6 hours of bright sunshine each day in Pwllheli in August - that's 38% of daylight hours.

How warm is the sea around Pwllheli in August?

The average sea temperature around Pwllheli in August is 17°C.

Does it rain in Pwllheli in August?

There are usually 16 days with some rain in Pwllheli in August and the average monthly rainfall is 119mm.

Pwllheli August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:36 20:11
Saturday, 16th August 2025 05:01 19:42
Sunday, 31st August 2025 05:26 19:08

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