Grimaud, France offers 15 beaches perfect for sunbathing, surfing, swimming, and more. Grimaud is known for its medieval village, the Chateau de Grimaud, and its proximity to the Gulf of Saint-Tropez. The best time to travel to Grimaud, France, is from May to September, when the average air temperature is around 70-80°F (21-27°C) and the water temperature is approximately 68-75°F (20-24°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!