| AQI等级 | 降雪时间 | SO2 | NO2 | CO | O3 | PM10 | PM2.5 |
| 优 | 0~3 | 107 | 152 | 115 | 55 | 59 | 55 |
| 4~6 | 66 | 88 | 77 | 44 | 21 | 24 | |
| 7~9 | 37 | 63 | 55 | 63 | 16 | 18 | |
| 10~12 | 24 | 42 | 41 | 17 | 16 | 24 | |
| 12 | 22 | 26 | 27 | 9 | 5 | 6 | |
| 良 | 0~3 | 0 | 4 | 0 | 0 | 68 | 39 |
| 4~6 | 4 | 0 | 0 | 0 | 44 | 25 | |
| 7~9 | 0 | 0 | 0 | 0 | 47 | 44 | |
| 10~12 | 0 | 0 | 0 | 0 | 25 | 13 | |
| 12 | 0 | 0 | 0 | 0 | 19 | 3 | |
| 轻度污染 | 0~3 | 0 | 0 | 0 | 0 | 13 | 9 |
| 4~6 | 0 | 0 | 0 | 0 | 9 | 12 | |
| 7~9 | 0 | 0 | 0 | 0 | 0 | 3 | |
| 10~12 | 0 | 0 | 0 | 0 | 2 | 0 | |
| 12 | 0 | 0 | 0 | 0 | 3 | 7 | |
| 中度污染 | 0~3 | 0 | 0 | 0 | 0 | 4 | 6 |
| 4~6 | 0 | 0 | 0 | 0 | 2 | 10 | |
| 7~9 | 0 | 0 | 0 | 0 | 0 | 1 | |
| 10~12 | 0 | 0 | 0 | 0 | 0 | 1 | |
| 12 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 重度污染 | 0~3 | 0 | 0 | 0 | 0 | 0 | 9 |
| 4~6 | 0 | 0 | 0 | 0 | 0 | 3 | |
| 7~9 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 10~12 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 12 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 严重污染 | 0~3 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4~6 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 7~9 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 10~12 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 12 | 0 | 0 | 0 | 0 | 0 | 0 |