| 2024年 | 2025年 | 平年値 | |
| 5-2 | 31.8 | 32.2 | 31.9 |
| 5-3 | 31.8 | 32.3 | 31.8 |
| 5-4 | 31.7 | 32.1 | 31.9 |
| 5-5 | 31.8 | 32.2 | 31.9 |
| 5-6 | 31.7 | 32.2 | 31.9 |
| 5-7 | 31.5 | 32.1 | 32 |
| 5-8 | 31.7 | 32.1 | 31.8 |
| 5-9 | 31.7 | 32.2 | 31.7 |
| 5-10 | 31.7 | 32.2 | 31.5 |
| 5-11 | 31.6 | 32.3 | 32.1 |
| 5-12 | 31.5 | 32.2 | 31.9 |
| 5-13 | 31.5 | --- | 31.9 |
| 5-14 | 31.5 | --- | 31.8 |
| 5-15 | 31.8 | --- | 31.9 |
| 5-16 | 31.7 | --- | 31.9 |