| 2024年 | 2025年 | 平年値 | |
| 8-17 | --- | 27.5 | 26.5 |
| 8-18 | --- | 28 | 26.1 |
| 8-19 | --- | 28.3 | 26.5 |
| 8-20 | --- | 28.6 | 26.3 |
| 8-21 | --- | 28.4 | 26.6 |
| 8-22 | --- | 28 | 26.7 |
| 8-23 | --- | 27.9 | 26.7 |
| 8-24 | --- | 28.4 | 26.9 |
| 8-25 | --- | 27.6 | 26.8 |
| 8-26 | --- | 26.9 | 26.9 |
| 8-27 | --- | 26.5 | 26.7 |
| 8-28 | --- | 26.9 | 26.9 |
| 8-29 | --- | 27.8 | 26.8 |
| 8-30 | --- | 28.1 | 27.1 |
| 8-31 | --- | --- | 26.9 |