Menai Bridge, United Kingdom offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Menai Bridge is known for the Menai Suspension Bridge and the nearby Plas Cadnant Hidden Gardens. The best time to visit Menai Bridge, United Kingdom, is from June to August, with average air temperatures around 15-20°C (59-68°F) and water temperatures around 14-16°C (57-61°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!