Adur, United Kingdom offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Adur, England, United Kingdom, is known for the South Downs National Park and the Adur Festival. The best time to travel to Adur, United Kingdom, is from June to August, with average air temperatures around 18°C (64°F) and water temperatures near 16°C (61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!