近56a武汉市降水气候变化特征分析

Analysis on the Change Characteristics of Precipitation in the Latest 56 Years in Wuhan

摘要: 以武汉市1951—2006年逐日降水资料为基础,采用累积距平、线性趋势、移动T检验、5%分位数、小波分析等方法,分析了近56 a来武汉市降水气候变化特征。结果表明:(1)近56年来,武汉市年降水量、降水强度呈增加趋势,而降水日数呈减少趋

Abstract: Based on the data of daily rainfall from 1951 to 2006 in Wuhan,several methods such as linear tendency,cumulative distance,analysis of little wave and Moving-T-Test(MTT) are adopted to analyze the rainfall climat