Sevid, Croatia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Eforie Nord is known for its therapeutic mud treatments from Lake Techirghiol and its Black Sea beaches. The best time to travel to Sevid, Croatia, is from June to September, when the average air temperature is around 25-30°C (77-86°F) and the sea temperature is approximately 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!