The best time to go to Grand St Bernard is during the summer months, from late June to early September, when the pass is fully open and accessible.During this period, the weather is generally mild and pleasant, making it ideal for exploring the natural beauty of the Swiss Alps. The walking trails are clear of snow, and visitors can enjoy activities like hiking, mountain biking, and visiting the St Bernard Hospice. This is particularly good for families looking for an active holiday with plenty of outdoor opportunities.For those interested in the famous St Bernard dogs, the summer months offer the best chance to see them at the Hospice and witness their demonstrations. The historic pass itself is a significant attraction, and the clear conditions allow for breathtaking views of the surrounding mountains. Couples looking for a scenic and relaxing escape will appreciate the tranquil environment and stunning vistas.If you're particularly keen on winter sports, the period from December to April offers excellent conditions for skiing, snowboarding, and snowshoeing in the wider Valais region around Grand St Bernard, though the pass itself may be closed to through traffic.