Suncuius, Romania offers 1 beach perfect for sunbathing, surfing, swimming, and more. Suncuius is known for the Vadu Crisului Cave and the scenic Crisul Repede River. The best time to travel to Suncuius, Romania, is in late spring or early autumn when the average air temperature is around 20°C (68°F) and the water temperature in the nearby rivers 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!