| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 中雨 | 12°/6° | 9.8 mm |
| 2023-12-02 | 大毛毛雨 | 5°/4° | 1.5 mm |
| 2023-12-03 | 小雨 | 10°/4° | 1.8 mm |
| 2023-12-04 | 大毛毛雨 | 7°/2° | 1.8 mm |
| 2023-12-05 | 阴 | 7°/3° | 0.0 mm |
| 2023-12-06 | 阴 | 8°/2° | 0.0 mm |
| 2023-12-07 | 多云 | 19°/3° | 0.0 mm |
| 2023-12-08 | 小毛毛雨 | 16°/8° | 0.4 mm |
| 2023-12-09 | 阴 | 14°/3° | 0.0 mm |
| 2023-12-10 | 阴 | 6°/-1° | 0.0 mm |
| 2023-12-11 | 阴 | 10°/-1° | 0.0 mm |
| 2023-12-12 | 多云 | 10°/0° | 0.0 mm |
| 2023-12-13 | 阴 | 10°/0° | 0.0 mm |
| 2023-12-14 | 晴天 | 14°/-1° | 0.0 mm |
| 2023-12-15 | 阴 | 16°/2° | 0.0 mm |
| 2023-12-16 | 毛毛雨 | 10°/5° | 2.6 mm |
| 2023-12-17 | 阴 | 6°/1° | 0.0 mm |
| 2023-12-18 | 阴 | 2°/-1° | 0.0 mm |
| 2023-12-19 | 多云 | 5°/-6° | 0.0 mm |
| 2023-12-20 | 阴 | 13°/0° | 0.0 mm |
| 2023-12-21 | 毛毛雨 | 14°/4° | 0.7 mm |
| 2023-12-22 | 中雨 | 11°/8° | 8.3 mm |
| 2023-12-23 | 阴 | 15°/10° | 0.0 mm |
| 2023-12-24 | 雾 | 18°/9° | 0.0 mm |
| 2023-12-25 | 中雨 | 15°/4° | 11.3 mm |
| 2023-12-26 | 阴 | 8°/1° | 0.0 mm |
| 2023-12-27 | 中雪 | 5°/0° | 9.8 mm |
| 2023-12-28 | 小雪 | 5°/0° | 2.0 mm |
| 2023-12-29 | 中雪 | 2°/0° | 3.6 mm |
| 2023-12-30 | 多云 | 8°/0° | 0.0 mm |
| 2023-12-31 | 阴 | 3°/0° | 0.0 mm |
2023年12月圣刘易斯共记录 31 天，平均最高 9℃、最低 2℃，降水日 12 天。