For most travelers, the best time to go to Poschiavo is during the summer months, from June to September, or during the winter, from December to March.Summer offers clear skies and pleasant temperatures, ideal for exploring the Poschiavo Valley and engaging in outdoor activities. The Bernina Express, a UNESCO World Heritage route, is fully operational, offering panoramic views of the alpine landscape. This season is particularly appealing to couples and families interested in hiking, cycling, and enjoying the natural beauty of the region.Winter transforms Poschiavo into a snow-covered landscape, great for those seeking winter sports or a tranquil seasonal escape. The region offers opportunities for skiing, snowboarding, and snowshoeing. The Bernina Express continues to operate, providing a unique perspective of the snow-dusted mountains.