Trevelin ground for long periods of time. Winters are stormy with frequent rain, sleet and snow while summers are cool, windy and relatively dry. Mean annual precipitation is . The precipitation pattern resembles a Mediterranean one, where most (75%) of the precipitation is concentrated from April to August, the cooler months with a dry period from September to March. Snowfall can occur during the colder months while rainfall predominates in warmer months; hail rarely occurs. The mean temperature in Trevelin ranges from in July, the coldest month to in January, the warmest month. Frosts can occur at anytime, even in summer,
Wilkes County, North Carolina spring and summer months; and rain, snow, sleet, and freezing rain all occur at times during the winter, with the frequency increasing with the altitude. Severe weather is not common in Wilkes but does occur. Tornadoes are rare, but severe thunderstorms can bring strong winds which can down trees and power lines, as well as cause hail. In October 2017, a rare EF 1 tornado touched down in the towns of Wilkesboro and North Wilkesboro, and then moved through the Mulberry, Fairplains, and Hays communities, causing significant damage. Wilkes County is far enough inland that hurricanes rarely cause problems, but