Jieznas, Lithuania offers 1 beach perfect for sunbathing, surfing, swimming, and more. Jieznas is known for its historic Jieznas Manor and the Church of St. Michael the Archangel, while Telsiai is famous for the Telsiai Cathedral and the nearby Lake Mastis. The best time to travel to Jieznas, Lithuania, is during the summer months of June to August, when the average air temperature is around 17-20°C (63-68°F) and water temperature is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!