Research on changes in irrigation needs of short-term crops in Dalat city; including the main types: corn, beans, peanuts, vegetables, flowers and sugarcane. The demand for irrigation water is determined by climate data from 1984-2015 and CROPWAT is used as the basis for the forecast until 2035 with climate change scenarios 2016, RCP and RCP . | Evaluation of the effects of climate change to water demand for agriculture in Da Lat city Lam Dong province