San Nicolao, France offers 2 beaches perfect for sunbathing, surfing, swimming, and more. San Nicolao, Corsica, France, is known for its proximity to the beautiful Moriani-Plage and the scenic Castagniccia region. The best time to travel to San Nicolao, France, is from June to September, with average air temperatures around 75°F (24°C) and water temperatures around 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!