| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 毛毛雨 | 18°/15° | 13.9 mm |
| 2023-12-02 | 毛毛雨 | 18°/15° | 7.4 mm |
| 2023-12-03 | 小雨 | 18°/18° | 19.9 mm |
| 2023-12-04 | 小雨 | 19°/19° | 88.0 mm |
| 2023-12-05 | 小毛毛雨 | 18°/17° | 6.6 mm |
| 2023-12-06 | 毛毛雨 | 18°/16° | 15.0 mm |
| 2023-12-07 | 阴 | 20°/15° | 0.0 mm |
| 2023-12-08 | 晴间多云 | 25°/15° | 0.0 mm |
| 2023-12-09 | 小毛毛雨 | 25°/18° | 0.0 mm |
| 2023-12-10 | 多云 | 27°/20° | 0.0 mm |
| 2023-12-11 | 小毛毛雨 | 28°/23° | 0.3 mm |
| 2023-12-12 | 毛毛雨 | 22°/18° | 17.7 mm |
| 2023-12-13 | 小毛毛雨 | 21°/18° | 3.5 mm |
| 2023-12-14 | 多云 | 28°/19° | 0.0 mm |
| 2023-12-15 | 多云 | 27°/20° | 0.0 mm |
| 2023-12-16 | 小雨 | 22°/12° | 25.0 mm |
| 2023-12-17 | 毛毛雨 | 15°/11° | 8.5 mm |
| 2023-12-18 | 毛毛雨 | 19°/15° | 3.0 mm |
| 2023-12-19 | 毛毛雨 | 18°/15° | 8.3 mm |
| 2023-12-20 | 小雨 | 16°/13° | 29.3 mm |
| 2023-12-21 | 大毛毛雨 | 13°/9° | 16.5 mm |
| 2023-12-22 | 毛毛雨 | 11°/9° | 4.1 mm |
| 2023-12-23 | 大毛毛雨 | 15°/11° | 19.7 mm |
| 2023-12-24 | 小雨 | 15°/12° | 9.6 mm |
| 2023-12-25 | 小毛毛雨 | 14°/12° | 0.0 mm |
| 2023-12-26 | 阴 | 20°/14° | 0.0 mm |
| 2023-12-27 | 阴 | 24°/15° | 0.1 mm |
| 2023-12-28 | 大毛毛雨 | 19°/18° | 7.1 mm |
| 2023-12-29 | 毛毛雨 | 18°/17° | 4.7 mm |
| 2023-12-30 | 小毛毛雨 | 19°/18° | 1.6 mm |
| 2023-12-31 | 毛毛雨 | 21°/16° | 1.0 mm |
2023年12月基隆市共记录 31 天，平均最高 19℃、最低 15℃，降水日 25 天。