| 2024年 | 2025年 | 平年値 | |
| 3-21 | 9.4 | 9.5 | 10.9 |
| 3-22 | 9.8 | --- | 10.9 |
| 3-23 | 10.4 | --- | 11.1 |
| 3-24 | 10.5 | --- | 11.1 |
| 3-25 | 10.5 | --- | 11.1 |
| 3-26 | 10.6 | 11.6 | 11.3 |
| 3-27 | 10.4 | 11.7 | 11.4 |
| 3-28 | 10.6 | 12.1 | 11.5 |
| 3-29 | 10.8 | 10.5 | 11.5 |
| 3-30 | 11.3 | 10.6 | 11.9 |
| 3-31 | --- | 9.8 | 12.1 |
| 4-1 | --- | 10.3 | 12.5 |
| 4-2 | 11.8 | 11 | 12.1 |
| 4-3 | 12.2 | 11.4 | 12.3 |
| 4-4 | 12.1 | --- | 12.5 |