Vinayagapuram, Sri Lanka offers 1 beach perfect for sunbathing, surfing, swimming, and more. Vinayagapuram, Eastern Province, Sri Lanka, is known for its proximity to the Kumana National Park, a popular destination for birdwatching and wildlife enthusiasts. The best time to travel to Vinayagapuram, Sri Lanka, is from December to March, with average air temperatures around 27°C (81°F) and water temperatures near 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!