石林县2010～2013年降水情况分析

Precipitation Analysis of Shiling County during 2010- 2013

利用石林气象观测站2010～2013年以及多年降水观测资料，采用数理统计的方法分析了2010～2013年石林县降水量变化特征。结果表明，2010年以来石林地区降水异常偏少，尤其是2011年偏少最多；季节和月度降雨量分布不均，总体趋势均为春夏季降雨量偏少；4年的总体降雨强度偏小，但单点暴雨频发。

According to many years＇ precipitation observation data, especially data from 2010 to 2013 from Shilin Weather Station, the varia- tion characteristics of precipitation in Shilin County during 2010 - 2010 was analyzed with the mathematical statistics method. The results showed that since 2010 Shilin region had precipitation anomies with less rainfall, especially in 2011 the precipitation is far less than usual; the seasonal and monthly distribution of precipitation is uneven, the overall trend shows that rainfall during spring and summer is below normal ; it shows a decrease in overall rainfall intensity, while the rainstorm weather occurs frequently.