Katuneriya, Sri Lanka offers 1 beach perfect for sunbathing, surfing, swimming, and more. Katuneriya is known for the St. Anne's Church, a popular pilgrimage site in Sri Lanka. The best time to travel to Katuneriya, Sri Lanka, is from December to March, with average air temperatures around 27°C (81°F) and sea 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!