Mare Anglaise, Seychelles offers 1 beach perfect for sunbathing, surfing, swimming, and more. Mare Anglaise, Beau Vallon, Seychelles, is known for its stunning beaches and vibrant marine life. The best time to travel to Mare Anglaise, Seychelles, is from April to May or October to November, with average air temperatures around 27-30°C (81-86°F) and water temperatures around 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!