Neman, Lithuania offers 1 beach perfect for sunbathing, surfing, swimming, and more. Neman is known for the Ragnit Castle ruins and its scenic views along the Neman River. The best time to travel to Neman, Lithuania, is during the summer months of June to August, when the average air temperature is around 18-22°C (64-72°F) and the water temperature in nearby rivers is approximately 17-20°C (63-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!