| 冷空气类 | 冷空气偏东下 | 冷锋过境EF | 69 (13.8%) | 172 (34.4%) | 366 (73.2%) |
| 静止锋EQ | 26 (5.2%) | ||||
| 锋消ES | 77 (15.4%) | ||||
| 冷空气偏西下 | 冷锋过境WF | 71 (14.2%) | 194 (38.8%) | ||
| 静止锋WQ | 33 (6.6%) | ||||
| 锋消WS | 90 (18%) | ||||
| 低压槽类 | 南海季风槽 | 南海低压槽ST1 | 6 (1.2%) | 8 (1.6%) | 23 (4.6%) |
| 华南沿海槽ST2 | 1 (0.2%) | ||||
| 越南低压槽YT | 1 (0.2%) | ||||
| 西南低压槽SWT | 15 (3%) | ||||
| 副热带高压(或脊)内部 | 副热带高压G1 | 6 (1.2%) | 102 (20.4%) | ||
| 变暖高压脊G2 | 96 (19.2%) | ||||
| 热带系统TC | 9 (1.8%) | ||||