Mullet Bay, Sint Maarten offers 1 beach perfect for sunbathing, surfing, swimming, and more. Mullet Bay, Sint Maarten, is known for its picturesque Mullet Bay Beach and the nearby Mullet Bay Golf Course. The best time to travel to Mullet Bay, Sint Maarten, is from December to April, with average air temperatures around 80°F (27°C) and water temperatures near 79°F (26°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!