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 highest monthly average temperature in Colorado Springs for July is 72 degrees. The lowest monthly average temperature in Colorado Springs for December is 28 degrees. The most monthly precipitation in Colorado Springs occurs in August with 2.9 inches. The air quality index in Colorado Springs is 11% better than the national average. The pollution index in Colorado Springs is 86% better than the national average.