| 等级(mm) | 时次占比% | 降雨量占比% |
| [0.1~10] | 96.55 | 62.23 |
| (10~20] | 2.28 | 17.77 |
| (20~30] | 0.71 | 9.59 |
| (30~40] | 0.27 | 5.17 |
| (40~50] | 0.11 | 2.60 |
| 50以上 | 0.08 | 2.63 |