Slovenian Coast, Montenegro offers 1 beach perfect for sunbathing, surfing, swimming, and more. Budva, Montenegro, is known for its historic Old Town, vibrant nightlife, and beautiful beaches along the Adriatic Sea. The best time to travel to the Slovenian Coast and Montenegro is from June to September, with average air temperatures around 25-30°C (77-86°F) and water temperatures around 23-26°C (73-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!