Muchalls, United Kingdom offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Muchalls is known for its picturesque Muchalls Castle and scenic coastal views. The best time to travel to Muchalls, 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 North Sea 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!