Llanfairfechan, United Kingdom offers 1 beach perfect for sunbathing, surfing, swimming, and more. Llanfairfechan is known for its proximity to Snowdonia National Park and the scenic North Wales Coast Path. The best time to travel to Llanfairfechan, United Kingdom, is from June to August, with average air temperatures around 15-20°C (59-68°F) and sea temperatures around 15°C (59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!