Horn, Iceland offers 1 beach perfect for sunbathing, surfing, swimming, and more. Horn, Westfjords, Iceland, is known for the Hornstrandir Nature Reserve, a remote and pristine wilderness area popular for hiking and wildlife viewing. The best time to travel to Horn, Iceland, is during the summer months of June to August, when the average air temperature is around 10-15°C (50-59°F) and the water temperature is approximately 8-12°C (46-54°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!