The climatic resource model in Jiangsu Province is established by using multivariate regression from meteorological data set during 1970 to 2008 provided by 70 meteorological stations.By dint of GIS and spatial model of climate resources,the climate resource diagram of Jiangsu Province is designed.Considering the zoning index,the climate resources diagram is superposed and analyzed and thus,the climate resources zoning map generates.Besides,advices are proposed for the direction of agricultural development.