Picard Island, Seychelles offers 1 beach perfect for sunbathing, surfing, swimming, and more. Picard Island, Aldabra Atoll, Seychelles, is known for the Aldabra Giant Tortoises and the UNESCO World Heritage Site of Aldabra Atoll. The best time to visit Picard Island, Seychelles, is from May to October, when the average air temperature is around 27°C (81°F) and the water temperature is approximately 26°C (79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!