Commune Roseaux, Haiti offers 1 beach perfect for sunbathing, surfing, swimming, and more. Commune Roseaux is known for its proximity to the stunning natural beauty of the Grand Anse River and the surrounding lush landscapes. The best time to travel to Commune Roseaux, Haiti, is from December to March, with average air temperatures around 77°F (25°C) and water temperatures near 80°F (27°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!