Swansea weather live forecast

Tomorrow's maximum temperature in Swansea is expected to be 15°C.

5-day weather forecast updated at 04:01 on Sunday 25th May 2025 GMT

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The 5-day weather forecast for Wales (Swansea) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Swansea weather forecast by day

Below are the detailed weather forecasts for Swansea for the next 5 days.

Swansea weather for Sunday 25th May 2025

Expect broken clouds in Swansea, Wales with a maximum temperature of 15°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Moderate breeze of 28 kph from the West28
    kph wind from W

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Swansea weather for Monday 26th May 2025

Expect mostly cloudy with rain in Swansea, Wales with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 98% chance of some rain and a fresh breeze of 30 kph from the south-west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 98% chance of some rain98
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Fresh breeze of 30 kph from the South-West30
    kph wind from SW

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Swansea weather for Tuesday 27th May 2025

Expect mostly cloudy with rain in Swansea, Wales with a maximum temperature of 14°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 97% chance of some rain and a fresh breeze of 30 kph from the south-west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 97% chance of some rain97
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 30 kph from the South-West30
    kph wind from SW

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Swansea weather for Wednesday 28th May 2025

Expect mostly cloudy with rain in Swansea, Wales with a maximum temperature of 15°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 51% chance of some rain and a fresh breeze of 29 kph from the west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 51% chance of some rain51
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 29 kph from the West29
    kph wind from W

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Swansea weather for Thursday 29th May 2025

Expect mostly cloudy with rain in Swansea, Wales with a maximum temperature of 15°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 65% chance of some rain and a fresh breeze of 29 kph from the west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 65% chance of some rain65
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Fresh breeze of 29 kph from the West29
    kph wind from W

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Metric (°C / mm)  |  Imperial (°F / inches)

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