| 2025年 | 2026年 | 平年値 | |
| 1-27 | 3.9 | 2.6 | 0.7 |
| 1-28 | 3.6 | 2.6 | 1.4 |
| 1-29 | 3.7 | 2.6 | 1.4 |
| 1-30 | 3.6 | 2.8 | 1.3 |
| 1-31 | 3.7 | 2.7 | 1.3 |
| 2-1 | 3.6 | 2.8 | 1.9 |
| 2-2 | 3.6 | 2.7 | 1.7 |
| 2-3 | 3.5 | 2.7 | 1.6 |
| 2-4 | 3.6 | 2.7 | 1.1 |
| 2-5 | 3.5 | 2.6 | 1.5 |
| 2-6 | 3.7 | 2.6 | 1.4 |
| 2-7 | 3.6 | 2.6 | 1.4 |
| 2-8 | 3.7 | 2.5 | 1.7 |
| 2-9 | 3.7 | 2.6 | 1.5 |
| 2-10 | --- | --- | 1.5 |