贵州省黎平县53年气温变化特征分析及其影响

利用贵州省黎平站1957-2009年53年的年平均气温、四季平均气温、年极端最高最低气温等气象资料,对黎平县53年的气温变化特征进行分析统计研究.结果表明:53年来,黎平县气温总体呈升势趋势,且有明显的阶段的变化,呈暖-冷-冷-暖交替变化出现；年平均气温、年极端最高最低气温、冬春秋三季平均气温均呈明显上升趋势,在变暖过程中以冬季变暖起到了主要作用；年极端最低气温变化同年极端最高气温的变化有相同的特征,且速率是年极端最高气温的2.52倍.

Guizhou Province Liping County53 Years Analysis of air Temperature Change Characteristic and its Influence

Using1957-2009Liping station53 years annual average temperature,average temperature,the four seasons of annual extreme maximum and minimum temperature and other meteorological data of Liping County in 53years,the characteristics of temperature change were analyzed by the statistical research.The results show that:53years,Liping county was the overall upward trend of temperature,and have obvious stages of change,a warm-Cold-Cold-warm alternation;annual average temperature,annual extreme maximum and minimum temperature in winter,spring and autumn three season average temperature showed an increasing tendency,during warming in winter warming played a major role;years of extreme minimum temperature changes with the highest temperature of the year changes have the same characteristics,and the rate is the highest temperature of the year2.52 times.