| 2024年 | 2025年 | 平年値 | |
| 9-2 | --- | 27.2 | 26.9 |
| 9-3 | --- | 27.2 | 26.9 |
| 9-4 | --- | 26.9 | 26.3 |
| 9-5 | --- | 26.8 | 26.6 |
| 9-6 | --- | 26.6 | 26.6 |
| 9-7 | --- | 27.1 | 26.5 |
| 9-8 | --- | 27 | 25.8 |
| 9-9 | --- | 27.4 | 25.9 |
| 9-10 | --- | 27.3 | 26.2 |
| 9-11 | --- | 26.4 | 26.7 |
| 9-12 | --- | 26.4 | 26.6 |
| 9-13 | --- | 26.3 | 26.7 |
| 9-14 | --- | 25.5 | 26.6 |
| 9-15 | --- | 26.1 | 26.8 |
| 9-16 | --- | --- | 26.8 |