| 2024年 | 2025年 | 平年値 | |
| 5-19 | 3.7 | 2.8 | 0.8 |
| 5-20 | 3.5 | 2.7 | 0.8 |
| 5-21 | 3.5 | 2.6 | 0.8 |
| 5-22 | 3.5 | 2.6 | 0.8 |
| 5-23 | 3.5 | 2.6 | 0.8 |
| 5-24 | 3.5 | 2.6 | 0.8 |
| 5-25 | 3.4 | 2.9 | 1 |
| 5-26 | 3.5 | 3.2 | 0.9 |
| 5-27 | 3.6 | 3.2 | 0.8 |
| 5-28 | 3.6 | 3.1 | 0.7 |
| 5-29 | 3.5 | 3.2 | 0.8 |
| 5-30 | 3.4 | 3 | 0.9 |
| 5-31 | 3.4 | 2.6 | 0.8 |
| 6-1 | 3.3 | 2.7 | 1 |
| 6-2 | 3.5 | --- | 1.1 |