Strunjan, Slovenia offers 8 beaches perfect for sunbathing, surfing, swimming, and more. Strunjan is known for the Strunjan Nature Park and the Strunjan Salt Pans. The best time to travel to Strunjan, Slovenia, 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!