Middelkerke, Belgium offers 1 beach perfect for sunbathing, surfing, swimming, and more. Middelkerke is known for its Casino Middelkerke and the annual Comic Strip Festival. The best time to travel to Middelkerke, Belgium, is from June to August, with average air temperatures around 18-20°C (64-68°F) and water temperatures around 17-19°C (63-66°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!