1951～2005年阜新市气温变化特征分析

Variation Characteristics of Air Temperature in Fuxin City of Liaoning Province from 1951 to 2005

对1951～2005年阜新市逐年和逐月的气温资料进行分析。结果表明:1951～2005年阜新市年平均气温呈递增趋势,其中平均最低气温的增加趋势最强,平均气温次之,平均最高气温的增加趋势最弱。1951～2005年极端最高气温的变化趋势也呈现出稳步递增的趋势,尤其是1986～2005年气候变暖更为突出;1951～2005年极端最低气温的变化呈现出递增的趋势,1976～2005年稳定少变,但近20年显著递减。

The data of yearly air temperature and monthly air temperature in Fuxin City from 1951 to 2005 were analyzed. The results showed that annual mean air temperature in Fuxin City from 1951 to 2005 showed an increasing tendency. The temperature-increasing trend of average minimum air temperature was the strongest, followed by mean air temperature and the maximum air temperature. The extreme maximum air temperature had an increasing tendency from 1951 to 2005. Especially, the climate warming was more outstanding from 1986 to 2005. The changes of extreme minimum air temperature showed the gradually-increasing trend from 1951 to 2005. It was stable from 1976 to 2005, but it had a significantly decreasing trend in recent 20 years.