| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 阴 | 1°/-2° | 0.0 mm |
| 2025-12-02 | 大雪 | 0°/-4° | 12.6 mm |
| 2025-12-03 | 雾 | -1°/-4° | 0.0 mm |
| 2025-12-04 | 雾 | 0°/-2° | 0.0 mm |
| 2025-12-05 | 雾 | 0°/-3° | 0.0 mm |
| 2025-12-06 | 阴 | 3°/-1° | 0.0 mm |
| 2025-12-07 | 雾 | 7°/-1° | 0.0 mm |
| 2025-12-08 | 中雪 | 0°/-5° | 0.4 mm |
| 2025-12-09 | 阴 | 6°/-6° | 0.0 mm |
| 2025-12-10 | 毛毛雨 | 7°/0° | 2.5 mm |
| 2025-12-11 | 中雪 | 0°/-1° | 0.4 mm |
| 2025-12-12 | 中雪 | 1°/-2° | 3.6 mm |
| 2025-12-13 | 大雪 | 0°/-9° | 6.3 mm |
| 2025-12-14 | 阴 | -9°/-18° | 0.0 mm |
| 2025-12-15 | 雾 | -3°/-17° | 0.0 mm |
| 2025-12-16 | 雾 | 3°/-6° | 0.0 mm |
| 2025-12-17 | 阴 | 12°/3° | 0.0 mm |
| 2025-12-18 | 中雨 | 12°/4° | 11.5 mm |
| 2025-12-19 | 大毛毛雨 | 6°/-2° | 1.1 mm |
| 2025-12-20 | 阴 | 12°/-3° | 0.0 mm |
| 2025-12-21 | 阴 | 5°/-4° | 0.0 mm |
| 2025-12-22 | 阴 | 10°/-4° | 0.0 mm |
| 2025-12-23 | 小毛毛雨 | 17°/10° | 0.4 mm |
| 2025-12-24 | 雾 | 14°/5° | 0.0 mm |
| 2025-12-25 | 雾 | 17°/11° | 0.0 mm |
| 2025-12-26 | 小毛毛雨 | 17°/9° | 0.8 mm |
| 2025-12-27 | 雾 | 13°/9° | 0.0 mm |
| 2025-12-28 | 小雨 | 21°/12° | 2.2 mm |
| 2025-12-29 | 毛毛雨 | 11°/-6° | 0.7 mm |
| 2025-12-30 | 阴 | -2°/-8° | 0.0 mm |
| 2025-12-31 | 阴 | 2°/-3° | 0.0 mm |
2025年12月杰斐逊共记录 31 天，平均最高 5℃、最低 -1℃，降水日 12 天。