Eastbourne, United Kingdom offers 7 beaches perfect for sunbathing, surfing, swimming, and more. Eastbourne is known for the Seven Sisters Cliffs, Beachy Head, and the Eastbourne Pier. The best time to travel to Eastbourne, United Kingdom, is from June to September, with average air temperatures around 18-21°C (64-70°F) and sea temperatures around 16-18°C (61-64°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!