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汉中平坝地区是季风性气候,秋淋是经常的现象。1973年秋播时,阴雨连绵,降雨时间长(九,十两月降雨日数达37天),强度大(日降雨量最高达88—95.5毫米),是多年来降雨量最多的一年.据汉中气象台历年气象资料,从1938—72年的35年中,以38年的降雨量最大,达1196.1毫米,而73年从元月到10月25日,降雨量就达到1200毫米。其中9月份降雨量达326.9毫米,为历年同期平均值132.1毫米的两倍半;10月份215毫米,为历年平均值62毫
Hanzhong Pingba area is a monsoon climate, Qiu Lin is a common phenomenon. The heavy rainfall (up to 88-95.5 mm daily rainfall) is the year with the heaviest rainfall over the years, when it rains in rainy weather with long rains (37 days in September and December) and high intensity The meteorological data of the Meteorological Observatory over the years, from 35 years in 1938-72, the largest rainfall in 38 years, up to 1196.1 mm, and 73 years from January to October 25, the rainfall reached 1200 mm. Among them, the rainfall in September reached 326.9 millimeters, which is two and a half times the average of 132.1 millimeters for the same period of previous years. In October, 215 millimeters was the average of 62 milliliters