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 temperatures in Colorado occur in the Arkansas Valley and lower elevations of South Platte and Republican Rivers. The hottest temperature ever recorded in Colorado was 114Â°F at Las Animas in July 1, 1933 and at Sedgwick on July 11, 1954.Because of the very low relative humidity accompanying these high temperatures, hot days cause less discomfort than in more humid areas.estern Colorado winter weather is colder but calmer and less variable than east of the mountains. Temperatures can drop below zero F in all areas of western Colorado, but the valleys of west central and southwest Colorado receive abundant sunshine and the winter climate is not harsh.