Otranto, Italy offers 17 beaches perfect for sunbathing, surfing, swimming, and more. Otranto is known for its stunning Otranto Cathedral, the Aragonese Castle, and the picturesque Alimini Lakes. The best time to travel to Otranto, Italy, is from May to September, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 73°F (23°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!