| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 小雨 | 13°/10° | 5.7 mm |
| 2023-12-02 | 毛毛雨 | 13°/5° | 1.3 mm |
| 2023-12-03 | 多云 | 10°/5° | 0.0 mm |
| 2023-12-04 | 小雪 | 7°/5° | 5.8 mm |
| 2023-12-05 | 小毛毛雨 | 8°/3° | 2.0 mm |
| 2023-12-06 | 阴 | 9°/3° | 0.0 mm |
| 2023-12-07 | 阴 | 10°/4° | 0.0 mm |
| 2023-12-08 | 小雪 | 8°/6° | 28.6 mm |
| 2023-12-09 | 阴 | 10°/7° | 0.0 mm |
| 2023-12-10 | 阴 | 14°/6° | 0.0 mm |
| 2023-12-11 | 阴 | 16°/8° | 0.0 mm |
| 2023-12-12 | 阴 | 12°/10° | 0.0 mm |
| 2023-12-13 | 阴 | 14°/8° | 0.0 mm |
| 2023-12-14 | 晴间多云 | 12°/6° | 0.4 mm |
| 2023-12-15 | 晴天 | 13°/7° | 0.0 mm |
| 2023-12-16 | 晴天 | 10°/6° | 0.0 mm |
| 2023-12-17 | 晴天 | 12°/6° | 0.0 mm |
| 2023-12-18 | 晴天 | 14°/8° | 0.0 mm |
| 2023-12-19 | 晴天 | 14°/9° | 0.0 mm |
| 2023-12-20 | 阴 | 11°/7° | 0.0 mm |
| 2023-12-21 | 阴 | 12°/7° | 0.0 mm |
| 2023-12-22 | 阴 | 16°/7° | 0.0 mm |
| 2023-12-23 | 多云 | 13°/8° | 0.0 mm |
| 2023-12-24 | 阴 | 12°/7° | 0.0 mm |
| 2023-12-25 | 阴 | 11°/7° | 0.0 mm |
| 2023-12-26 | 阴 | 12°/7° | 0.0 mm |
| 2023-12-27 | 阴 | 11°/7° | 0.0 mm |
| 2023-12-28 | 阴 | 11°/6° | 0.1 mm |
| 2023-12-29 | 阴 | 11°/6° | 0.0 mm |
| 2023-12-30 | 小毛毛雨 | 12°/7° | 0.0 mm |
| 2023-12-31 | 大毛毛雨 | 12°/7° | 1.8 mm |
2023年12月摩纳哥共记录 31 天，平均最高 11℃、最低 6℃，降水日 9 天。