聊城市高温闷热天气气候特征分析

目的]分析聊城市高温和闷热天气的气候特征。方法]利用1961~2006年聊城市5~9月的逐日最高气温、平均气温和平均相对湿度资料,对聊城市高温和闷热天气的分布特征和气候特点进行统计分析。结果]聊城市日最高温度在35℃以上的高温日数在46年中有2个高峰区,分别在1965~1968年和2002年;闷热天气出现最多的年份为1994年。聊城市高温天气主要出现在67、月,占高温总日数的86%;闷热天气主要出现在7、8月,占闷热天气总数的96%。聊城市连续3 d最高温度35℃以上的高温天气出现的次数为52次,连续3 d闷热天气出现的次数为64次。结论]聊城市高温和闷热天气的出现时间、温度和湿度都有明显的差异。

Analysis of Climatic Characteristics of High Temperature and Muggy Weather in Liaocheng City

Objective] The study was to analyze the climatic characteristics of high temperature and muggy weather in Liaocheng City.Method] With the data of daily highest temperature,average temperature and average relative humidity from May to September in Liaocheng City in 1961～2006,the distribution characteristics and climatic characteristics of high temperature and muggy weather in Liaocheng City were statistically analyzed.Result] The high temperature days when the highest temperature was above 35 ℃ in 46 years in Liaocheng City had 2 peaks,being 1965～1968 and 2002 resp.The year when the muggy weather appeared most was 1994.The high temperature weather in Liaocheng City mainly appeared in June and July,which was 86% of the total days with high temperature.The muggy weather mainly appeared in July and August,which was 96% of the total days with muggy weather.The emergence times of the high temperature weather in which the highest temperature was above 35 ℃for 3 days was 52 times.The emergence times of muggy weather which continued 3 days was 64 times.Conclusion] The appearing time,temperature and humidity of high temperature and muggy weather in Liaocheng City all had obvious differences