onlybeaches

Sri Lanka · Southern Province

Best beaches in Mona Island

3 ranked beaches in Mona Island, Southern Province

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 Mona Island

  1. 1

    Hidden West Cove

    Secluded cove with tranquil views and less foot traffic

    7.0
  2. 2

    Mona Island Main Beach

    Iconic offshore islet beach with pristine sands and stunning sunsets

    7.0
  3. 3

    Rocky Outcrop Beach

    Small hidden rocky beach, popular with adventurous visitors

    7.0

What makes Mona Island's beaches stand out?

Mona Island sits in Southern Province, Sri Lanka 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 Mona Island or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.