| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 小毛毛雨 | 4°/0° | 1.9 mm |
| 2023-12-02 | 阴 | 6°/0° | 0.0 mm |
| 2023-12-03 | 毛毛雨 | 8°/1° | 0.7 mm |
| 2023-12-04 | 阴 | 10°/1° | 0.0 mm |
| 2023-12-05 | 阴 | 10°/4° | 0.0 mm |
| 2023-12-06 | 小毛毛雨 | 12°/4° | 0.9 mm |
| 2023-12-07 | 小雨 | 9°/2° | 3.8 mm |
| 2023-12-08 | 晴天 | 11°/2° | 0.0 mm |
| 2023-12-09 | 阴 | 15°/6° | 0.0 mm |
| 2023-12-10 | 小毛毛雨 | 17°/8° | 0.0 mm |
| 2023-12-11 | 中雨 | 13°/9° | 21.8 mm |
| 2023-12-12 | 毛毛雨 | 13°/7° | 6.8 mm |
| 2023-12-13 | 多云 | 12°/4° | 0.0 mm |
| 2023-12-14 | 小雨 | 11°/5° | 7.0 mm |
| 2023-12-15 | 中雨 | 18°/10° | 6.9 mm |
| 2023-12-16 | 毛毛雨 | 10°/1° | 4.1 mm |
| 2023-12-17 | 小雪 | 0°/-2° | 0.8 mm |
| 2023-12-18 | 阴 | 2°/-1° | 0.0 mm |
| 2023-12-19 | 小毛毛雨 | 5°/0° | 0.8 mm |
| 2023-12-20 | 小雪 | 4°/0° | 2.6 mm |
| 2023-12-21 | 中雪 | 0°/-2° | 1.2 mm |
| 2023-12-22 | 中雪 | -1°/-3° | 1.7 mm |
| 2023-12-23 | 小毛毛雨 | 3°/-3° | 0.0 mm |
| 2023-12-24 | 大毛毛雨 | 5°/-1° | 8.0 mm |
| 2023-12-25 | 小毛毛雨 | 4°/-1° | 2.0 mm |
| 2023-12-26 | 阴 | 7°/-1° | 0.0 mm |
| 2023-12-27 | 阴 | 8°/1° | 0.0 mm |
| 2023-12-28 | 阴 | 10°/1° | 0.0 mm |
| 2023-12-29 | 阴 | 9°/2° | 0.0 mm |
| 2023-12-30 | 小毛毛雨 | 11°/2° | 0.0 mm |
| 2023-12-31 | 小雨 | 8°/5° | 10.7 mm |
2023年12月萩市共记录 31 天，平均最高 8℃、最低 1℃，降水日 20 天。