Soustons, France offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Soustons is known for its proximity to the beautiful Lac de Soustons and the expansive Landes forest, making it a popular destination for nature enthusiasts and outdoor activities. The best time to travel to Soustons, France, is from June to September, with average air temperatures around 20-25°C (68-77°F) and water temperatures around 19-22°C (66-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!