The best time to go to Au, Canton of St. Gallen, Switzerland, depends on whether you're seeking winter sports or warmer weather activities.For those interested in skiing, snowboarding, and other winter sports, the prime time to visit is from December to March. During these months, the region is typically covered in snow, and the ski resorts in the nearby Appenzell and Toggenburg areas are fully operational. You'll find excellent conditions for hitting the slopes and enjoying the crisp mountain air.If you prefer hiking, cycling, or exploring the natural beauty of the Swiss Alps without the snow, the best time to visit is from June to September. These months offer pleasant temperatures, lush green landscapes, and longer daylight hours.