Veli Losinj, Croatia offers 14 beaches perfect for sunbathing, surfing, swimming, and more. Veli Losinj is known for its picturesque harbor, colorful buildings, and wellness tourism. The best time to travel to Veli Losinj, Croatia, is from June to September, when the average air temperature is around 25°C (77°F) and the sea 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!