Analysis has been made of the major components of phelimatic factors at n weather stations in Shanxi Province. The first m major components indicate the main characteristic features in the climatic field and thus types of climate in the Province are shown from the spatial distribution of the major components.In the analysis of the major components of the climatic field in the Province, the" first 3 components provide 88.8 percent informatin on the climatic field.The first component shows the water content, the second the heat condition and the third the snow accumulation and strong wind. Accordingly, the whole province can be divided into five climatic sub-zones and eleven climatic areas.