The stone circle consists of seventeen closely spaced stones spanning 9.3 metres (31 ft) in diameter, of which 13 survive. The most westerly stone (1.9m long) is the long recumbent and has two egg shaped cup-marks, one with a ring around it.
Aspen, CO Weather. The average temperature of Aspen is 42.07Â°F, which is lower than the Colorado average temperature of 46.26Â°F and is much lower than the national average temperature of 54.45Â°F. Historical Weather.
Most / Least Educated Cities in CO. The average temperature of Lone Tree is 50.84Â°F, which is higher than the Colorado average temperature of 46.26Â°F and is lower than the national average temperature of 54.45Â°F.