| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 晴天 | 23°/9° | 0.0 mm |
| 2025-12-02 | 多云 | 23°/10° | 0.0 mm |
| 2025-12-03 | 晴天 | 26°/12° | 0.0 mm |
| 2025-12-04 | 晴间多云 | 26°/14° | 0.0 mm |
| 2025-12-05 | 小毛毛雨 | 26°/15° | 0.2 mm |
| 2025-12-06 | 晴间多云 | 25°/15° | 0.0 mm |
| 2025-12-07 | 阴 | 25°/14° | 0.0 mm |
| 2025-12-08 | 小毛毛雨 | 24°/14° | 0.9 mm |
| 2025-12-09 | 阴 | 24°/12° | 0.0 mm |
| 2025-12-10 | 阴 | 24°/12° | 0.0 mm |
| 2025-12-11 | 小毛毛雨 | 23°/14° | 0.1 mm |
| 2025-12-12 | 阴 | 23°/15° | 0.0 mm |
| 2025-12-13 | 阵雨 | 24°/13° | 6.4 mm |
| 2025-12-14 | 阵雨 | 22°/14° | 4.5 mm |
| 2025-12-15 | 阵雨 | 21°/14° | 6.3 mm |
| 2025-12-16 | 阴 | 24°/14° | 0.0 mm |
| 2025-12-17 | 毛毛雨 | 26°/14° | 0.9 mm |
| 2025-12-18 | 小毛毛雨 | 24°/12° | 0.5 mm |
| 2025-12-19 | 晴天 | 23°/12° | 0.0 mm |
| 2025-12-20 | 晴间多云 | 25°/12° | 0.0 mm |
| 2025-12-21 | 晴天 | 25°/13° | 0.0 mm |
| 2025-12-22 | 阴 | 25°/12° | 0.0 mm |
| 2025-12-23 | 小毛毛雨 | 24°/13° | 0.2 mm |
| 2025-12-24 | 阴 | 25°/14° | 0.0 mm |
| 2025-12-25 | 阴 | 26°/14° | 0.0 mm |
| 2025-12-26 | 阴 | 24°/13° | 0.0 mm |
| 2025-12-27 | 多云 | 24°/12° | 0.0 mm |
| 2025-12-28 | 阴 | 24°/12° | 0.0 mm |
| 2025-12-29 | 晴天 | 24°/13° | 0.0 mm |
| 2025-12-30 | 阴 | 24°/12° | 0.0 mm |
| 2025-12-31 | 阴 | 25°/12° | 0.0 mm |
2025年12月永沙县共记录 31 天，平均最高 24℃、最低 12℃，降水日 9 天。