onlybeaches

United Kingdom · South Wales East

Best beaches in Cardiff

3 ranked beaches in Cardiff, South Wales East

Ranked by the OnlyBeaches Index (OBI) — a 1-10 score blending water purity, conditions, crowd levels and vibe. Updated every 30 minutes.

All beaches in Cardiff

  1. 1

    Barafundle Bay

    One of the UK's most beautiful beaches with turquoise waters.

    7.0
  2. 2

    Penarth Beach

    Easily accessible with a scenic view and good amenities.

    7.0
  3. 3

    Swansea Beach

    Quiet and peaceful, ideal for dog walkers and nature lovers.

    7.0

What makes Cardiff's beaches stand out?

Cardiff sits in South Wales East, United Kingdom and is home to 3 ranked beaches on OnlyBeaches. Every beach here is scored by the OnlyBeaches Index — a 1-10 metric blending water purity, live conditions (waves, water temperature, wind), crowd intelligence and vibe.

Whether you're after the highest-scoring beach in Cardiff or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.