Plymouth, United Kingdom offers 34 beaches perfect for sunbathing, surfing, swimming, and more. Plymouth is known for the historic Mayflower Steps, where the Pilgrims departed for the New World in 1620. The best time to travel to Plymouth, United Kingdom, is from June to August, with average air temperatures around 15-20°C (59-68°F) and sea temperatures around 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!