Llangollen weather in August 2026

Expect daytime maximum temperatures of 18°C in Llangollen, Wales in August based on long-term weather averages. There are 5 hours of sunshine per day on average with 16 days with some rainfall and typically 88 mm of rainfall in the month.

  • 18°C maximum daytime temperature in August in Llangollen18
    18°C max day temperature
  • 5 hours of sunshine per day
  • 16 days with some rainfall in August in Llangollen16
    16 days with some rainfall
  • 10°C minimum night-time temperature in August in Llangollen10
    10°C min night temperature
  • 15 hours of daylight per day in August in Llangollen15
    15 hours of daylight per day
  • No heat & humidity in August in Llangollen0
    No heat & humidity
  • 88 mm monthly rainfall in August in Llangollen88
    88 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Llangollen5
    5 (Moderate) UV index

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The August weather guide for Wales (Llangollen) 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 Llangollen in August?

Daytime temperatures usually reach 20°C in Llangollen in August, falling to 12°C at night.

How sunny is it in Llangollen in August?

There are normally 6 hours of bright sunshine each day in Llangollen in August - that's 41% of daylight hours.

How warm is the sea around Llangollen in August?

The average sea temperature around Llangollen in August is 18°C.

Does it rain in Llangollen in August?

There are usually 15 days with some rain in Llangollen in August and the average monthly rainfall is 81mm.

Llangollen August sunrise & sunset times

Browse the sunrise and sunset times for Llangollen in August 2026. Select a month to view Llangollen sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st August 2026 04:30 20:07
Sunday, 16th August 2026 04:55 19:37
Monday, 31st August 2026 05:21 19:04

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