According to a 1903 journal article, there was once a stone in the center of the circle, perhaps another aspect of the solar alignment. Drombeg is almost 9.5 m (31 ft) in diameter and forms a nearly perfect circle.
The highest monthly average temperature in Asheville for August is 79 degrees. The lowest monthly average temperature in Asheville for January is 45 degrees. The most monthly precipitation in Asheville occurs in January with 0 inches. The air quality index in Asheville is 19% better than the national average. The pollution index in Asheville is 31% better than the national average.
At an elevation just over 2000', the climate in Asheville is definitely different from surrounding Southeastern cities. Several towns in Western NC are considerably higher than Asheville - up to 5500' at Beech Mountain - so keep this in mind as elevation is one of the prime factors affecting weather. Click here to see monthly average weather data.