Longniddry, United Kingdom offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Longniddry is known for its proximity to the scenic Longniddry Bents beach and the historic Gosford House. The best time to visit Longniddry, United Kingdom, is during the summer months of June to August, when the average air temperature is around 15-20°C (59-68°F) and the water temperature is approximately 12-15°C (54-59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!