Swansea weather in March 2025

Expect 48°F daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Swansea in March. Check more long-term weather averages for Swansea in March before you book your next holiday to Wales in 2025/2026.

  • 48°F maximum daytime temperature in March in Swansea48
    48°F max day temperature
  • 4 hours of sunshine per day
  • 18 days with some rainfall in March in Swansea18
    18 days with some rainfall
  • 39°F minimum night-time temperature in March in Swansea39
    39°F 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
  • 3.8 inches monthly rainfall in March in Swansea3.8
    3.8 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in March in Swansea2
    2 (Low) UV index
  • 46°F sea temperature in March in Swansea46
    46°F sea temperature

More about Swansea

Swansea by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Wales

  • Save EXTRA £50 on UK breaks with Luxury Cottages
  • No minimum stay. Book online with exclusive discount code
  • Offer cannot be combined with other promotions
Show discount codeShow discount code ******C50

Expires at 23:59 on Tuesday 31st Dec 2024 · View all Luxury Cottages offers

Luxury CottagesUK holiday finder

The March 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)  |  Imperial (°F)

Back to top

More about Wales

How warm is it in Swansea in March?

Daytime temperatures usually reach 48°F in Swansea in March, falling to 39°F 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.

How warm is the sea around Swansea in March?

The average sea temperature around Swansea in March is 46°F.

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 3.8 inches.

Swansea March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 07:01 17:56
Sunday, 16th March 2025 06:27 18:22
Monday, 31st March 2025 05:53 18:48

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^