Tangalle, Sri Lanka offers 12 beaches perfect for sunbathing, surfing, swimming, and more. Tangalle is known for its stunning beaches and tranquil coastal atmosphere. The best time to travel to Tangalle, Sri Lanka, is from December to March, with average air temperatures around 27°C (81°F) and water temperatures about 28°C (82°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!