Grand'Riviere, France offers 1 beach perfect for sunbathing, surfing, swimming, and more. Grand'Riviere is known for its picturesque fishing village charm and the scenic hiking trail to Mount Pelee. The best time to travel to Grand'Riviere, France, is during the summer months of June to August, when the average air temperature is around 70°F (21°C) and the water temperature is approximately 68°F (20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!