White Island, United Kingdom offers 1 beach perfect for sunbathing, surfing, swimming, and more. White Island, England, United Kingdom, is known for the iconic White Cliffs of Dover. The best time to visit White Island, United Kingdom, is during the summer months of June to August, when the average air temperature is around 18-20°C (64-68°F) and the water temperature is approximately 15-17°C (59-63°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!