Hirtshals, Denmark offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Hirtshals is known for its bustling ferry port and the North Sea Oceanarium, one of the largest aquariums in Northern Europe. The best time to travel to Hirtshals, Denmark, 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 15-18°C (59-64°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!