Swansea weather in March 2021

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  • 9°C maximum daytime temperature in March in Swansea9
    9°C max day temperature
  • 4 hours of sunshine per day
  • 18 days with some rainfall in March in Swansea18
    18 days with some rainfall
  • 4°C minimum night-time temperature in March in Swansea4
    4°C min night temperature
  • 12 hours of daylight per day in March in Swansea12
    12 hours of daylight per day
  • No heat & humidity in March in Swansea0
    No heat & humidity
  • 96 mm monthly rainfall in March in Swansea96
    96 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in March in Swansea2
    2 (Low) UV index
  • 8°C sea temperature in March in Swansea8
    8°C sea temperature
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The March weather guide for Swansea, Wales 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.

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Find holiday rentals in Swansea City, Wales including holiday homes, self-catering accommodation, B&Bs, shared space, home swaps and short-term lets.

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Swansea camping & hostels

Looking for camping holidays in Swansea City, Wales? Browse hostels and campsites for camping, glamping, yurts, cabins, tree houses, youth hostels and caravan parks.

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UK & Ireland holidays

How warm is it in Swansea in March?

Daytime temperatures usually reach 9°C in Swansea in March, falling to 4°C at night.

How sunny is it in Swansea in March?

There are normally 4 hours of bright sunshine each day in Swansea in March - that's 30% of daylight hours.

Is the sea cold around Swansea in March?

The average sea temperature around Swansea in March is 8°C.

Does it rain in Swansea in March?

There are usually 18 days with some rain in Swansea in March and the average monthly rainfall is 96mm.

Swansea sunrise & sunset times for March 2021

Browse the sunrise & sunset times for Swansea in March 2021. Select a month to view Swansea sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Monday, 1st March 2021 07:01 17:56
Tuesday, 16th March 2021 06:27 18:22
Wednesday, 31st March 2021 06:53 19:48
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is warm in Wales in March for 2021/2022?

Below are average maximum temperatures at popular destinations in Wales in March. Select a destination to see more weather parameters.

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