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,
Gregory M. Sleet selected Judge Sleet as "Delawarean of the Year" and in 2000, he was named one of "Fifty of the Finest" graduates in the first fifty years of Rutgers University. Additionally, Judge Sleet was presented the Distinguished Service Award in 1994 by the National Association for the Advancement of Colored People (NAACP), Central Delaware Branch. Sleet is also a member of the Third Circuit Committee on Criminal Pattern Jury Instructions, the Third Circuit Judicial Council Automation & Technology Committee, the Third Circuit Judicial Council Facilities and Security Committee and Member of the Third Circuit Judicial Council Case Management Committee. He is