| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 阴 | 1°/-9° | 0.0 mm |
| 2023-12-02 | 阴 | 3°/-5° | 0.0 mm |
| 2023-12-03 | 雾 | 0°/-8° | 0.0 mm |
| 2023-12-04 | 阴 | 1°/-6° | 0.0 mm |
| 2023-12-05 | 雾 | 3°/-9° | 0.0 mm |
| 2023-12-06 | 阴 | 14°/-2° | 0.0 mm |
| 2023-12-07 | 阴 | 12°/-2° | 0.0 mm |
| 2023-12-08 | 中雪 | 5°/1° | 1.5 mm |
| 2023-12-09 | 中雪 | 0°/-7° | 3.9 mm |
| 2023-12-10 | 雾 | -4°/-11° | 0.0 mm |
| 2023-12-11 | 雾 | 0°/-11° | 0.0 mm |
| 2023-12-12 | 阴 | -3°/-11° | 0.0 mm |
| 2023-12-13 | 雾 | 3°/-7° | 0.0 mm |
| 2023-12-14 | 雾 | 8°/-1° | 0.0 mm |
| 2023-12-15 | 雾 | 4°/0° | 0.0 mm |
| 2023-12-16 | 中雪 | 0°/-2° | 2.6 mm |
| 2023-12-17 | 阴 | 3°/-4° | 0.0 mm |
| 2023-12-18 | 雾 | -4°/-11° | 0.0 mm |
| 2023-12-19 | 阴 | 1°/-5° | 0.0 mm |
| 2023-12-20 | 雾 | 3°/-3° | 0.0 mm |
| 2023-12-21 | 阴 | 3°/-2° | 0.0 mm |
| 2023-12-22 | 雾 | 5°/-4° | 0.0 mm |
| 2023-12-23 | 雾 | 4°/-1° | 0.0 mm |
| 2023-12-24 | 中雪 | 5°/-3° | 9.5 mm |
| 2023-12-25 | 中雪 | 0°/-6° | 12.2 mm |
| 2023-12-26 | 中雪 | 0°/0° | 19.7 mm |
| 2023-12-27 | 中雪 | 1°/-1° | 0.8 mm |
| 2023-12-28 | 雾 | 0°/-3° | 0.0 mm |
| 2023-12-29 | 多云 | 4°/-4° | 0.0 mm |
| 2023-12-30 | 雾 | 0°/-4° | 0.0 mm |
| 2023-12-31 | 雾 | -4°/-7° | 0.0 mm |
2023年12月兰瑟姆共记录 31 天，平均最高 2℃、最低 -4℃，降水日 7 天。