降雨是影响土壤侵蚀的主要因素，降雨侵蚀力通常用降雨动能和一段时间的最大雨强的乘积表示，简化的计算也可用日降雨量估算。
Its erosivity is usually estimated by the product of rain kinetic energy times the biggest rain density during a certain period, and also, can be determined by the daily rainfall amount.
本张图片显示了2010年12月18日至20日加州的降雨量分布。
This image shows rainfall amounts over California from December 18 to 20, 2010.
2008年6月27日，在内蒙古锡林浩特的戈壁沙漠边缘降雨量达5.6厘米——这是该地区自50年前设立监测站以来记录的最大值。
On the edge of the Gobi desert in Xilin Haote, Inner Mongolia, 5.6 cm of rain fell on 27 June 2008 - the most since a monitoring station was established in the area fifty years earlier.
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