The best time to visit Keene Valley depends on your preferred activities, with late spring through early fall offering the most options for outdoor pursuits.For hiking and enjoying the full beauty of the Adirondack High Peaks, late June to early October is ideal. During these months, trails are generally dry, and the weather is pleasant for exploring. The fall foliage season, typically from late September to mid-October, is particularly beautiful, drawing many visitors to witness the vibrant colors.If you're interested in winter sports, such as cross-country skiing, snowshoeing, or ice climbing, December through March provides reliable snow cover and colder temperatures. The valley transforms into a winter wonderland, offering a different kind of outdoor adventure.