Rose, Montenegro offers 1 beach perfect for sunbathing, surfing, swimming, and more. Herceg Novi, Montenegro, is known for its historic Old Town, the Kanli Kula Fortress, and the Savina Monastery. The best time to travel to Rose, Montenegro, is from June to September, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 24°C (75°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!