Wonpo ri, South Korea offers 1 beach perfect for sunbathing, surfing, swimming, and more. Wonpo ri is known for its proximity to Seoraksan National Park, a popular destination for hiking and natural scenery. The best time to travel to Wonpo-ri, South Korea, is in late spring (May), when the average air temperature is around 18°C (64°F) and the water temperature is approximately 15°C (59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!