Site archeologique de Carthage, Tunisia offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Tunis is known for the Site archeologique de Carthage, a UNESCO World Heritage site showcasing ancient Roman and Phoenician ruins. The best time to visit the Site archeologique de Carthage in Tunisia is from April to June, when the average air temperature is around 20-25°C (68-77°F) and the Mediterranean Sea 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!