Frégate Island, Seychelles offers 1 beach perfect for sunbathing, surfing, swimming, and more. Fregate Island, Seychelles, is known for its luxurious private resort and conservation efforts to protect the rare Seychelles magpie-robin. The best time to travel to Fregate Island, Seychelles, is from April to May or October to November, with average air temperatures around 27-30°C (81-86°F) and water temperatures about 27-29°C (81-84°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!