Prestonpans, United Kingdom offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Prestonpans is known for the Battle of Prestonpans, the Prestonpans Tapestry, and the John Muir Way. The best time to travel to Prestonpans, 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!