近57年安康市气候演化特征分析

Analysisof climatic characteristics of Ankang city in recent 57 years

通过对安康市1953—2009年气温、降水量、相对湿度、日照时数等气象观测数据的分析,阐述了近57年来安康市气候变化的规律和特征,结果表明:安康市年平均气温呈现比较稳定的趋势,其变化波动性一般,但其年降水量却逐渐走低,与此同时相对湿度保持稳定。

Through the comparative analysis of meteorological observations such as temperature,precipitation,relative humidity and hours of sun in Ankang City from 1953 to 2009,the characteristics of climate change in Ankang City has been discussed in the past 57 years.But its annual precipitation is gradually decreasing,while the relative humidity remains stable.