Siechnice, Poland offers 1 beach perfect for sunbathing, surfing, swimming, and more. Siechnice is known for its proximity to the historic city of Wroclaw, which is a major tourist attraction in the region. The best time to travel to Siechnice, Poland, is from June to August, when the average air temperature is around 20°C (68°F) and the water temperature in nearby lakes is approximately 18°C (64°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!