Ranked by the OnlyBeaches Index (OBI) — a 1-10 score blending water purity, conditions, crowd levels and vibe. Updated every 30 minutes.
Kalmunai Lagoon Beach
Popular regional beach along the lagoon, calm waters for family visits
Kalmunai Main Beach
Iconic beach in Kalmunai, ideal for family outings and scenic sunsets
Nilaveli Extension Beach
Secluded beach offering tranquil sunsets
Nilaveli Lagoon Beach
Scenic hidden beach along the lagoon, lesser-known
Periyakallar Beach
Quiet beach offering peaceful seaside experience
Samban Beach
Small hidden beach popular with locals
Kalmunai sits in Eastern Province, Sri Lanka and is home to 6 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 Kalmunai or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.
