Swansea weather in August 2024

Expect 20°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Swansea in August. Check more long-term weather averages for Swansea in August before you book your next holiday to Wales in 2024/2025.

  • 20°C maximum daytime temperature in August in Swansea20
    20°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in August in Swansea16
    16 days with some rainfall
  • 13°C minimum night-time temperature in August in Swansea13
    13°C min night temperature
  • 15 hours of daylight per day in August in Swansea15
    15 hours of daylight per day
  • No heat & humidity in August in Swansea0
    No heat & humidity
  • 103 mm monthly rainfall in August in Swansea103
    103 mm of monthly rainfall
  • UV (maximum) index 6 (High) in August in Swansea6
    6 (High) UV index
  • 18°C sea temperature in August in Swansea18
    18°C sea temperature

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The August 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 / mm)  |  Imperial (°F / inches)

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More about Wales

How hot is it in Swansea in August?

Daytime temperatures usually reach 20°C in Swansea in August, falling to 13°C at night.

How sunny is it in Swansea in August?

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

How warm is the sea around Swansea in August?

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

Does it rain in Swansea in August?

There are usually 16 days with some rain in Swansea in August and the average monthly rainfall is 103mm.

Swansea August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st August 2024 05:40 21:03
Friday, 16th August 2024 06:03 20:36
Saturday, 31st August 2024 06:27 20:04

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