重庆市綦江区乡村旅游与气候分析

Analysis of Rural Tourism and Climate in Qijiang District of Chongqing City

通过对綦江地区的温度、相对湿度、日照时数、风以及人体舒适度指数的月变化、季变化、年变化等进行分析。结果发现,夏季,綦江属于重庆典型高温区;冬季极端低温多出现在横山、丁山、石壕等高海拔地区;气温令人比较舒适的季节为春季和秋季;相对湿度整年都令人适宜;日照时数在6—9月相对较多;多年年平均风速均小于2.7 m/s,属于比较舒适的人体风速体感;人体舒适度指数年际变化幅度较大,波动性较明显;每年3—5、9—11月为人体舒适月份,6—8月、12月—次年2月为人体相对不舒适月份;舒适度指数的逐月变化呈明显倒“V”型;舒适日数的逐月变化呈明显的“M”型;舒适日数的季节性变化显著,春秋季较多,夏季次之,冬季最少,其中,春、秋季节的舒适日数占全年的69.62%。

The monthly,seasonal and annual variations of temperature,relative humidity,sunshine hours,wind and human comfort index in Qijiang region were analyzed.The results showed that:in summer,Qijiang belonged to the typical high temperature area of Chongqing;in winter,extreme low temperature occurred mostly in high altitude areas such as Hengshan,Dingshan and Shihao;the season of comfortable temperature was spring and autumn;relative humidity was suitable all year round;sunshine hours were relatively large during June-September;annual average wind speed was less than 2.7 m/s for many years,which belonged to a comfortable human body wind speed sense.The comfort index varied greatly from year to year,with obvious fluctuation;March-May,September-November were comfortable months,June-August and December-February were relatively uncomfortable months;the comfort index varied obviously with inverted V-shaped month to month;the comfort days changed obviously with M-shaped month to month;the seasonal variation of comfort days was significant,the most in spring and autumn,the second in summer,and the least in winter.Among them,the number of comfortable days in spring and autumn accounted for 69.62%of the year.