| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 小毛毛雨 | 14°/7° | 0.2 mm |
| 2025-12-02 | 阴 | 13°/5° | 0.0 mm |
| 2025-12-03 | 小毛毛雨 | 5°/-1° | 0.3 mm |
| 2025-12-04 | 阴 | 4°/-2° | 0.0 mm |
| 2025-12-05 | 阴 | 5°/-1° | 0.0 mm |
| 2025-12-06 | 阴 | 7°/-1° | 0.0 mm |
| 2025-12-07 | 阴 | 12°/3° | 0.0 mm |
| 2025-12-08 | 小毛毛雨 | 11°/2° | 0.7 mm |
| 2025-12-09 | 晴间多云 | 9°/0° | 0.0 mm |
| 2025-12-10 | 阴 | 10°/0° | 0.0 mm |
| 2025-12-11 | 毛毛雨 | 12°/3° | 1.1 mm |
| 2025-12-12 | 多云 | 7°/-1° | 0.0 mm |
| 2025-12-13 | 中雨 | 7°/-2° | 9.0 mm |
| 2025-12-14 | 中雨 | 7°/1° | 5.7 mm |
| 2025-12-15 | 阴 | 6°/0° | 0.0 mm |
| 2025-12-16 | 阴 | 8°/0° | 0.0 mm |
| 2025-12-17 | 小雨 | 9°/2° | 4.4 mm |
| 2025-12-18 | 晴间多云 | 10°/2° | 0.0 mm |
| 2025-12-19 | 小毛毛雨 | 11°/3° | 0.1 mm |
| 2025-12-20 | 大毛毛雨 | 13°/8° | 3.9 mm |
| 2025-12-21 | 中阵雨 | 11°/2° | 9.7 mm |
| 2025-12-22 | 阴 | 10°/0° | 0.0 mm |
| 2025-12-23 | 阴 | 8°/0° | 0.0 mm |
| 2025-12-24 | 大毛毛雨 | 10°/5° | 3.5 mm |
| 2025-12-25 | 毛毛雨 | 9°/0° | 3.4 mm |
| 2025-12-26 | 小阵雪 | 0°/-3° | 0.3 mm |
| 2025-12-27 | 阴 | 3°/-3° | 0.0 mm |
| 2025-12-28 | 雾 | 6°/-1° | 0.0 mm |
| 2025-12-29 | 小毛毛雨 | 8°/0° | 0.8 mm |
| 2025-12-30 | 小毛毛雨 | 8°/1° | 0.2 mm |
| 2025-12-31 | 阴 | 4°/-2° | 0.0 mm |
2025年12月周南市共记录 31 天，平均最高 8℃、最低 0℃，降水日 15 天。