Expanding knowledge: Duke University is located in Durham, North Carolina in the southern United States. The weather here is characterized by four distinct seasons. The temperature in winter is basically around zero, and the climate is characterized by four distinct seasons. The local climate belongs to subtropical maritime climate. The main climatic characteristics of subtropical maritime monsoon climate are: warm in spring, hot in summer, cool in autumn and cold in winter, moderate annual rainfall and relatively uniform seasonal distribution. Generally speaking, the climate is mild and humid, with four distinct seasons.