广西2000年度气候特点及其影响评价

Climate Characteristics and Evaluation of its Influence around GuangXi Regions in the Year of 2000

20 0 0年度 (1999年 12月 - 2 0 0 0年 11月 )平均气温 16 .3～ 2 3.0℃ ,大部地区接近常年 ,全区平均 2 0 .4℃ ,与常年持平。年降水量 730～ 2 5 41mm,北部正常 ,南部偏少 1～ 3成 ,全区平均 136 0 mm,比常年偏少 1成。年日照时数 1118～ 2 194h,大部地区偏少 5 0～ 2 0 0 h,全区平均 15 40 h,比常年偏少 6 6 h。主要气候事件及其影响以冬季大范围严重霜 (冰 )冻灾害最为突出 ,其次是夏秋连旱伴高温。

The average temperatures range from 16 3℃ to 23 0℃ all around GuangXi regions in the year of 2000(Dec,1999-Nov,2000), which is one normal years' The average temperature is 20 4℃ in GuangXi area, which is one normal years' The precipitation of the year range from 730mm to 2541mm,which is one as normal years' in the northern part of GuangXi, while the precipitation is 10%~30% less than normal years' in the southern part of GuangXi The average precipitation is 1360mm in GuangXi area, which is 10% less than normal years' The hours of sunlight range from 1118 h to 2194 h, which are 50~200 h less than normal years' in most areas The average hours of sunlight is 1540 h in GuangXi area, which is 66 h less than normal years' The top event of the climate and its influence will be the serious frost disaster in most areas this winter The second event will be the serious drought accompanying with high temperature this summer and autumn