1991—2022年武夷山市气候变化特征分析

Analysis of climate change characteristics in Wuyishan City from 1991 to 2022

本文利用武夷山市逐月平均气温、最高/低气温、降水量和日照时数资料,选择线性倾向估计法、距平法对武夷山市气候变化特征进行分析。结果表明:1991—2022年武夷山市平均气温为18.7℃,线性变化倾向率为0.41℃/10a;1991—2022年武夷山市平均最高/低温均呈现出显著的升温趋势,变化倾向率分别0.391、0.466℃/10a;年平均日照时数为1597.0h,线性变化倾向率为10.163mm/10a,整体呈现出波动增加的趋势。

This paper uses the monthly average temperature,maximum/minimum temperature,precipitation,and sunshine duration data of Wuyishan City to analyze the climate change characteristics of Wuyishan City by linear tendency estimation and anomaly methods.The results show that from 1991 to 2022,the average temperature in Wuyishan City was 18.7℃,with a linear warming trend of 0.41℃per decade.The average maximum and minimum temperatures both demonstrated significant warming trends,with rates of 0.391℃and 0.466℃per decade,respectively.The annual average sunshine duration was 1597.0 hours,revealing a linear trend of 10.163 mm per decade,indicating an overall fluctuating increase.