Isle of North Uist, United Kingdom offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Merewether is known for Merewether Beach, a popular surfing destination and part of the annual Surfest competition. The best time to travel to the Isle of North Uist, United Kingdom, is from May to September, when the average air temperature is around 12-16°C (54-61°F) and the water temperature is approximately 10-14°C (50-57°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!