| 2025年 | 2026年 | 平年値 | |
| 5-1 | --- | 15.5 | 12.4 |
| 5-2 | --- | 15.4 | 10.8 |
| 5-3 | --- | 15.5 | 11.1 |
| 5-4 | --- | 15.3 | 11.4 |
| 5-5 | --- | 15.3 | 10 |
| 5-6 | --- | 15.3 | 8.2 |
| 5-7 | --- | 15.4 | 9.5 |
| 5-8 | --- | 15.5 | 9.3 |
| 5-9 | --- | 15.7 | 12.5 |
| 5-10 | --- | 16.1 | 12 |
| 5-11 | --- | 17.2 | 10.6 |
| 5-12 | --- | 16.3 | 8.6 |
| 5-13 | --- | 16.5 | 10.6 |
| 5-14 | --- | 17.2 | 12.7 |
| 5-15 | --- | --- | 11.2 |