| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 中雪 | -1°/-19° | 3.7 mm |
| 2025-12-02 | 小雪 | -10°/-19° | 0.6 mm |
| 2025-12-03 | 中雪 | -5°/-16° | 0.6 mm |
| 2025-12-04 | 小阵雪 | 0°/-17° | 10.1 mm |
| 2025-12-05 | 阴 | -12°/-22° | 0.0 mm |
| 2025-12-06 | 小雪 | -10°/-23° | 1.0 mm |
| 2025-12-07 | 中雪 | -8°/-23° | 2.3 mm |
| 2025-12-08 | 阴 | -14°/-25° | 0.0 mm |
| 2025-12-09 | 阴 | -9°/-19° | 0.0 mm |
| 2025-12-10 | 阴 | -7°/-15° | 0.0 mm |
| 2025-12-11 | 中雪 | -6°/-13° | 3.9 mm |
| 2025-12-12 | 阴 | -1°/-14° | 0.0 mm |
| 2025-12-13 | 阴 | -6°/-17° | 0.0 mm |
| 2025-12-14 | 阴 | -8°/-18° | 0.0 mm |
| 2025-12-15 | 阴 | -11°/-20° | 0.0 mm |
| 2025-12-16 | 小雪 | -9°/-21° | 0.2 mm |
| 2025-12-17 | 中雪 | 0°/-6° | 8.6 mm |
| 2025-12-18 | 大雪 | -5°/-15° | 4.3 mm |
| 2025-12-19 | 中雪 | 5°/-6° | 26.3 mm |
| 2025-12-20 | 毛毛雨 | 3°/-13° | 0.9 mm |
| 2025-12-21 | 中雪 | -5°/-14° | 2.8 mm |
| 2025-12-22 | 阴 | -11°/-22° | 0.0 mm |
| 2025-12-23 | 阴 | -14°/-24° | 0.0 mm |
| 2025-12-24 | 阴 | -12°/-24° | 0.0 mm |
| 2025-12-25 | 小雪 | -7°/-16° | 1.5 mm |
| 2025-12-26 | 阴 | -12°/-22° | 0.0 mm |
| 2025-12-27 | 阴 | -12°/-23° | 0.0 mm |
| 2025-12-28 | 阴 | -5°/-18° | 0.0 mm |
| 2025-12-29 | 小雪 | -2°/-17° | 0.4 mm |
| 2025-12-30 | 大雪 | 0°/-7° | 49.0 mm |
| 2025-12-31 | 中雪 | -7°/-21° | 1.8 mm |
2025年12月七岛市共记录 31 天，平均最高 -6℃、最低 -17℃，降水日 17 天。