| 2025年 | 2026年 | 平年値 | |
| 6-3 | --- | --- | 19.7 |
| 6-4 | --- | --- | 20.3 |
| 6-5 | --- | --- | 20.2 |
| 6-6 | --- | --- | 19.4 |
| 6-7 | --- | --- | 19.2 |
| 6-8 | --- | --- | |
| 6-9 | --- | --- | |
| 6-10 | --- | --- | |
| 6-11 | --- | --- | 0 |
| 6-12 | --- | --- | 19.2 |
| 6-13 | --- | --- | 20 |
| 6-14 | --- | --- | 20.6 |
| 6-15 | --- | --- | 20.2 |
| 6-16 | --- | --- | 20.7 |
| 6-17 | --- | --- | 22 |