A Vulcan lute on Aldea. The Vulcan lute (sometimes referred to as Vulcan harp, Vulcan lyre, or Vulcan Lyrette) was a twelve-stringed instrument, played on the planet Vulcan, that was tuned on a diatonic scale and noted to be very soothing.
Keystone Average Weather. 1  The highest monthly average temperature in Keystone for July is 54 degrees. 2  The lowest monthly average temperature in Keystone for December is 14 degrees.  The most monthly precipitation in Keystone occurs in January with 0 inches.
The 5 Keystone bowls offer a back-country skiing experience with hike-to and snow-cat service. Collectively, the mountains form the largest operation in Colorado to offer night skiing, which takes place after sunset on as many as 15 of the resort's trails. Keystone also boasts Colorado's best terrain park, A-51.