利用安庆市国家基本气象站1961～2014年逐日降水资料，分析了54年来安庆市暴雨的年际和年代际变化特征，结果表明：安庆地区暴雨日数平均5．5 d／a，暴雨日平均降水量为80．8 mm／d，大暴雨日数占暴雨总日数的18．1％，绝大多数暴雨事件（约82．3％）出现在汛期的5～9月；54年来安庆暴雨日数和暴雨日的平均降水量均呈增加的趋势，且年最大暴雨日出现的时间有推后的趋势。%The climatic characteristics of annual rainstorm in Anqing city are studied on the basis of daily precipitation observa-tions data between 1961 and 2014.The results show that the annual mean rainstorm is 5.5 days, and daily amount of rainstorms with a mean of 80.8mm.About 82.3% of the total rainstorm days occurr in the flood season (May to September) with 30.8% in June and 22% in July.The annual rainstorm days and amount of rainstorm in this region show a slight increasing trend over the past 54 years.Overall, the occurrence time of the largest rainstorm is delayed.
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