단위(%)
| 시간 | 장항읍 | 서천읍 | 마산면 | 서면 |
|---|---|---|---|---|
| 최고 | 95.5 | 98.3 | 97.2 | 89.7 |
| 최저 | 55.1 | 50.5 | 47.7 | 59.4 |
| 01 | 81.3 | 83.4 | 81.0 | 84.6 |
| 02 | 88.9 | 92.5 | 90.7 | 88.0 |
| 03 | 93.4 | 96.5 | 95.0 | 89.1 |
| 04 | 94.3 | 96.4 | 96.1 | 87.9 |
| 05 | 95.5 | 98.3 | 97.0 | 87.8 |
| 06 | 93.2 | 97.4 | 97.2 | 89.7 |
| 07 | 94.0 | 95.5 | 96.6 | 86.2 |
| 08 | 91.0 | 91.0 | 92.6 | 84.5 |
| 09 | 87.0 | 90.4 | 90.9 | 77.4 |
| 10 | 87.5 | 90.3 | 91.6 | 72.7 |
| 11 | 84.0 | 89.5 | 87.8 | 67.9 |
| 12 | 78.9 | 83.2 | 80.8 | 73.0 |
| 13 | 73.4 | 75.4 | 78.0 | 72.9 |
| 14 | 70.8 | 67.7 | 66.2 | 59.4 |
| 15 | 55.1 | 52.9 | 61.4 | 71.9 |
| 16 | 61.8 | 55.7 | 47.7 | 74.5 |
| 17 | 68.8 | 60.7 | 56.9 | 68.8 |
| 18 | 64.9 | 59.4 | 53.2 | 62.8 |
| 19 | 55.1 | 56.2 | 55.0 | 69.9 |
| 20 | 55.1 | 50.5 | 56.5 | 71.1 |