近30年福清市暴雨变化的气候特征分析  

Analysis of climate characteristics of rainstorm changes in Fuqing City over the past 30 years

作　　者：余斌 林瑞耿 YU Bin;LIN Ruigeng(Fujian Fuqing Meteorological Bureau,Fuqing 350300,China;Fujian Minqing County Meteorological Bureau,Minqing 350800,China)

机构地区：[1]福建省福清市气象局,福建福清350300 [2]福建省闽清县气象局,福建闽清350800

出　　处：《黑龙江环境通报》2024年第11期40-42,共3页Heilongjiang Environmental Journal

摘　　要：本文利用1991—2023年福清市降水观测资料对近30年福清市暴雨变化的气候特征进行分析,结果表明,近30年福清市暴雨量呈减少变化趋势,暴雨量线性变化倾向率是-32.838mm/10a。近30年来福清暴雨日数大致呈减少变化趋势,线性变化倾向率为-0.458d/10a;福清市暴雨日数累计值为215d,年平均暴雨日数大约为6.5d。福清市春、夏、秋、冬累计暴雨日数分别占年总暴雨日数的13.95%、64.65%、19.07%、2.33%;夏季是暴雨出现几率最高的季节。This paper utilizes precipitation observation data from Fuqing City spanning from 1991 to 2023 to analyze the climatic characteristics of rainstorm changes over the past 30 years.The analysis reveals a decreasing trend in the amount of rainstorms in Fuqing City,exhibiting a linear decreasing trend of-32.838 mm per decade.During the 30-year period,the number of rainstorm days in Fuqing City generally showed a decreasing trend,with a linear decreasing trend of-0.458 days per decade.The total number of rainstorm days accumulated over the period was 215 days,with an average of approximately 6.5 rainstorm days per year.The distribution of rainstorm days across spring,summer,autumn,and winter accounted for 13.95%,64.65%,19.07%,and 2.33%of the total annual rainstorm days,respectively;summer was the season with the highest probability of rainstorms.

关 键 词：福清市 暴雨变化 特征 

分 类 号：P426[天文地球—大气科学及气象学]