| 2025年 | 2026年 | 平年値 | |
| 5-1 | 32.3 | 32.5 | 31.8 |
| 5-2 | 32.2 | 32.5 | 31.8 |
| 5-3 | 32.3 | 32.6 | 31.8 |
| 5-4 | 32.1 | 32.4 | 31.8 |
| 5-5 | 32.2 | 32.5 | 31.8 |
| 5-6 | 32.2 | 32.6 | 31.8 |
| 5-7 | 32.1 | 32.6 | 31.9 |
| 5-8 | 32.1 | 32.6 | 31.7 |
| 5-9 | 32.2 | 32.6 | 31.7 |
| 5-10 | 32.2 | 32.6 | 31.4 |
| 5-11 | 32.3 | 32.5 | 32.1 |
| 5-12 | 32.2 | 32.5 | 31.8 |
| 5-13 | 32.4 | --- | 31.8 |
| 5-14 | 32.3 | --- | 31.7 |
| 5-15 | 32.3 | --- | 31.8 |