Ammenas, Sweden offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ammenas is known for its proximity to the beautiful archipelago of the Gothenburg region. The best time to travel to Ammarnas, Sweden, is during the summer months of June to August, when the average air temperature is around 15-20°C (59-68°F) and water temperature in nearby lakes is approximately 10-15°C (50-59°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!