| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 阴 | 13°/8° | 0.0 mm |
| 2023-12-02 | 阴 | 11°/7° | 0.0 mm |
| 2023-12-03 | 毛毛雨 | 11°/8° | 0.3 mm |
| 2023-12-04 | 阴 | 17°/8° | 0.1 mm |
| 2023-12-05 | 阴 | 18°/8° | 0.0 mm |
| 2023-12-06 | 阴 | 20°/10° | 0.0 mm |
| 2023-12-07 | 晴间多云 | 22°/10° | 0.0 mm |
| 2023-12-08 | 阴 | 23°/9° | 0.0 mm |
| 2023-12-09 | 小毛毛雨 | 22°/15° | 0.0 mm |
| 2023-12-10 | 毛毛雨 | 20°/17° | 5.0 mm |
| 2023-12-11 | 小雨 | 17°/9° | 7.7 mm |
| 2023-12-12 | 阴 | 9°/7° | 0.0 mm |
| 2023-12-13 | 阴 | 16°/7° | 0.0 mm |
| 2023-12-14 | 晴间多云 | 26°/11° | 0.0 mm |
| 2023-12-15 | 中雨 | 21°/5° | 6.1 mm |
| 2023-12-16 | 小雨 | 4°/2° | 3.3 mm |
| 2023-12-17 | 小雪 | 3°/1° | 0.8 mm |
| 2023-12-18 | 毛毛雨 | 2°/0° | 6.1 mm |
| 2023-12-19 | 小毛毛雨 | 3°/1° | 0.4 mm |
| 2023-12-20 | 阴 | 6°/2° | 0.0 mm |
| 2023-12-21 | 多云 | 5°/0° | 0.0 mm |
| 2023-12-22 | 晴天 | 4°/-1° | 0.0 mm |
| 2023-12-23 | 晴间多云 | 6°/-1° | 0.0 mm |
| 2023-12-24 | 晴天 | 9°/0° | 0.0 mm |
| 2023-12-25 | 多云 | 11°/1° | 0.0 mm |
| 2023-12-26 | 小毛毛雨 | 14°/4° | 0.0 mm |
| 2023-12-27 | 晴间多云 | 16°/6° | 0.0 mm |
| 2023-12-28 | 晴天 | 17°/7° | 0.0 mm |
| 2023-12-29 | 晴天 | 18°/8° | 0.0 mm |
| 2023-12-30 | 小毛毛雨 | 20°/10° | 0.0 mm |
| 2023-12-31 | 晴天 | 18°/10° | 0.0 mm |
2023年12月新余市共记录 31 天，平均最高 13℃、最低 6℃，降水日 12 天。