Vensac, France offers 1 beach perfect for sunbathing, surfing, swimming, and more. Vensac is known for its historic Vensac Windmill and the nearby Medoc vineyards. The best time to travel to Vensac, France, is during the summer months of June to August, when the average air temperature is around 22-25°C (72-77°F) and the water temperature is approximately 20-22°C (68-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!