| 2025年 | 2026年 | 平年値 | |
| 2-5 | 34.3 | 34.4 | 33.9 |
| 2-6 | 34.4 | 34.4 | 33.9 |
| 2-7 | 34.3 | 34.3 | 33.9 |
| 2-8 | 34.4 | 34.3 | 33.8 |
| 2-9 | 34.4 | 34.4 | 33.8 |
| 2-10 | 34.4 | 34.4 | 33.9 |
| 2-11 | 34.5 | 34.3 | 33.8 |
| 2-12 | 34.5 | 34.3 | 33.8 |
| 2-13 | 34.5 | 34.4 | 34 |
| 2-14 | 34.5 | 34.4 | 33.9 |
| 2-15 | 34.5 | 34.4 | 33.9 |
| 2-16 | 34.5 | 34.3 | 33.7 |
| 2-17 | 34.5 | 34.3 | 33.7 |
| 2-18 | 34.5 | 34.3 | 33.8 |
| 2-19 | 34.4 | --- | 33.7 |