| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 阴 | 3°/-1° | 0.0 mm |
| 2025-12-02 | 大雪 | 0°/0° | 12.6 mm |
| 2025-12-03 | 阴 | 0°/-1° | 0.0 mm |
| 2025-12-04 | 阴 | 0°/-2° | 0.0 mm |
| 2025-12-05 | 阴 | 1°/-2° | 0.0 mm |
| 2025-12-06 | 阴 | 3°/0° | 0.0 mm |
| 2025-12-07 | 阴 | 7°/0° | 0.0 mm |
| 2025-12-08 | 中雪 | 2°/-4° | 2.3 mm |
| 2025-12-09 | 阴 | 3°/-7° | 0.0 mm |
| 2025-12-10 | 中雨 | 7°/1° | 6.5 mm |
| 2025-12-11 | 阴 | 1°/-1° | 0.0 mm |
| 2025-12-12 | 小雪 | 2°/-1° | 0.3 mm |
| 2025-12-13 | 大雪 | 2°/-1° | 5.5 mm |
| 2025-12-14 | 中雪 | -2°/-12° | 3.3 mm |
| 2025-12-15 | 雾 | -5°/-15° | 0.0 mm |
| 2025-12-16 | 雾 | 2°/-10° | 0.0 mm |
| 2025-12-17 | 阴 | 11°/2° | 0.0 mm |
| 2025-12-18 | 阴 | 13°/0° | 0.0 mm |
| 2025-12-19 | 小雪 | 12°/-1° | 4.0 mm |
| 2025-12-20 | 雾 | 11°/-6° | 0.0 mm |
| 2025-12-21 | 晴间多云 | 5°/-1° | 0.0 mm |
| 2025-12-22 | 阴 | 5°/-7° | 0.0 mm |
| 2025-12-23 | 小雨 | 13°/4° | 2.2 mm |
| 2025-12-24 | 雾 | 12°/5° | 0.0 mm |
| 2025-12-25 | 中雨 | 12°/5° | 2.9 mm |
| 2025-12-26 | 阴 | 16°/5° | 0.0 mm |
| 2025-12-27 | 阴 | 14°/5° | 0.0 mm |
| 2025-12-28 | 雾 | 20°/5° | 0.0 mm |
| 2025-12-29 | 小雨 | 19°/-5° | 2.9 mm |
| 2025-12-30 | 阴 | -2°/-5° | 0.0 mm |
| 2025-12-31 | 小毛毛雨 | 2°/-2° | 0.1 mm |
2025年12月梅森共记录 31 天，平均最高 6℃、最低 -1℃，降水日 11 天。