As the days grow colder and the snow begins to fall, excitement builds for the ski season here in Summit County, Colorado. Whether you’re a local or planning your winter getaway, knowing the opening days of our beloved resorts is essential. Here’s a look at the scheduled opening days for some of the best ski spots around: Breckenridge, Keystone, Arapahoe Basin, Copper Mountain, and Loveland. Get ready to hit the slopes!