| 2025年 | 2026年 | 平年値 | |
| 5-1 | --- | --- | 14.5 |
| 5-2 | --- | --- | 14 |
| 5-3 | --- | --- | 14.1 |
| 5-4 | --- | --- | 14.6 |
| 5-5 | --- | --- | 14.2 |
| 5-6 | --- | --- | 14.2 |
| 5-7 | --- | --- | 14.4 |
| 5-8 | --- | --- | 14.6 |
| 5-9 | --- | --- | 14.8 |
| 5-10 | --- | --- | 15.2 |
| 5-11 | --- | 21.3 | 15.2 |
| 5-12 | --- | 21.5 | 15.3 |
| 5-13 | --- | 22.1 | 15.3 |
| 5-14 | --- | 21.9 | 15.3 |
| 5-15 | --- | 21.6 | 15.4 |