Mandal, Norway offers 1 beach perfect for sunbathing, surfing, swimming, and more. Mandal is known for its beautiful beaches, particularly Sjosanden, and the annual Mandal Jazz Festival. The best time to travel to Mandal, 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!