| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 毛毛雨 | 16°/9° | 1.3 mm |
| 2025-12-02 | 小毛毛雨 | 12°/8° | 1.1 mm |
| 2025-12-03 | 小阵雪 | 9°/0° | 25.7 mm |
| 2025-12-04 | 小阵雪 | 4°/-1° | 8.3 mm |
| 2025-12-05 | 中阵雨 | 5°/3° | 8.5 mm |
| 2025-12-06 | 小毛毛雨 | 9°/4° | 0.3 mm |
| 2025-12-07 | 阵雨 | 12°/9° | 11.0 mm |
| 2025-12-08 | 阵雨 | 11°/4° | 7.3 mm |
| 2025-12-09 | 毛毛雨 | 6°/3° | 2.9 mm |
| 2025-12-10 | 毛毛雨 | 7°/2° | 1.2 mm |
| 2025-12-11 | 中阵雨 | 12°/3° | 14.9 mm |
| 2025-12-12 | 小阵雪 | 2°/0° | 3.1 mm |
| 2025-12-13 | 小毛毛雨 | 5°/0° | 0.4 mm |
| 2025-12-14 | 阵雨 | 9°/3° | 9.3 mm |
| 2025-12-15 | 毛毛雨 | 6°/4° | 3.1 mm |
| 2025-12-16 | 中阵雨 | 8°/4° | 10.3 mm |
| 2025-12-17 | 中雨 | 6°/3° | 17.4 mm |
| 2025-12-18 | 阴 | 5°/1° | 0.0 mm |
| 2025-12-19 | 晴天 | 10°/1° | 0.0 mm |
| 2025-12-20 | 阴 | 15°/6° | 0.0 mm |
| 2025-12-21 | 中阵雨 | 16°/5° | 13.4 mm |
| 2025-12-22 | 阴 | 5°/0° | 0.0 mm |
| 2025-12-23 | 阴 | 6°/0° | 0.0 mm |
| 2025-12-24 | 小雨 | 9°/5° | 9.9 mm |
| 2025-12-25 | 中阵雨 | 9°/5° | 23.2 mm |
| 2025-12-26 | 小阵雪 | 9°/-2° | 12.4 mm |
| 2025-12-27 | 小阵雪 | 3°/-1° | 7.3 mm |
| 2025-12-28 | 小毛毛雨 | 5°/0° | 0.3 mm |
| 2025-12-29 | 中阵雨 | 9°/2° | 15.4 mm |
| 2025-12-30 | 阵雨 | 8°/2° | 10.9 mm |
| 2025-12-31 | 小阵雪 | 3°/0° | 19.7 mm |
2025年12月佐渡市共记录 31 天，平均最高 8℃、最低 2℃，降水日 26 天。