Herfol, Norway offers 1 beach perfect for sunbathing, surfing, swimming, and more. Herfol is known for the Ytre Hvaler National Park, which offers stunning coastal landscapes and rich marine biodiversity. The best time to travel to Herfol, Norway, is during the summer months of June to August, when the average air temperature is around 15-20°C (59-68°F) and the water temperature is approximately 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!