Busan, South Korea offers 1 beach perfect for sunbathing, surfing, swimming, and more. Busan is known for Haeundae Beach, Gwangalli Beach, Jagalchi Fish Market, and the Busan International Film Festival. The best time to travel to Busan, South Korea, is from late September to early November, with average air temperatures around 15-20°C (59-68°F) and water temperatures around 20-23°C (68-73°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!