Lebna, Tunisia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Lebna, Nabeul, Tunisia, is known for the ancient Roman aqueducts and the archaeological site of the ancient city of Neapolis. The best time to travel to Lebna, Tunisia, is from April to June, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!