Llangadwaladr, United Kingdom offers 1 beach perfect for sunbathing, surfing, swimming, and more. Llangadwaladr is known for the historic St. Cadwaladr's Church, which is associated with the legendary King Cadwaladr. The best time to travel to Llangadwaladr, 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 nearby sea temperature is approximately 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!