Tourism climate and evaluation of comfortableness in Wutai Mountain
五台山旅游气候及其舒适度评价

Climate is a basic factor of tourism development for a region. The tourism climate resources at Wutai Mountain are very rich with cool and wet summer and cold winter, the natural landscapes related to the climatic condition have high visit value. The human body comfort-index of climate is evaluated with the comfortable index, which is synthesized with the temperature, humidity and wind speed, while the cold index considers the temperature and wind speed. The results show that the comfort-index is well to evaluate the human body comfortableness in summer half year and the cold index in winter half year. The two indices reflect the feeling of the skin to the environment. It suggests that the comfortableness of human body varies with different months according to the analysis and assessment of the tourism climatic comfortableness of each month. It is cool and confortable in July which is suitable for tour. it is slightly cold and comparatively confortable in May, June, August and September, non-comfortable in April and October, very cold in March and November, and extremely cold in January, February and December. Clothing to humans is for obtaining a comfortable micro climatic environment. This paper calculates the clothing index of every month using the simple human heat balance method. The clothing index can guide the tourists to be dressed in on the one hand, and on the other hand, the practical tourism climatic evaluation can be obtained according to human comfortableness. The results show that it is suitable for tourism from April to October, of which May and September, the well time for tourism; June and August, the golden season for tourism; July, the best time for tourism; and November to next March, not suitable for tourism but right time for visitors to enjoy the scenery of ice and snow, ice cravings and characteristic activities like skiing.