| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 阴 | -20°/-29° | 0.0 mm |
| 2025-12-02 | 阴 | -25°/-32° | 0.0 mm |
| 2025-12-03 | 阴 | -23°/-33° | 0.0 mm |
| 2025-12-04 | 阴 | -21°/-32° | 0.0 mm |
| 2025-12-05 | 阴 | -13°/-23° | 0.0 mm |
| 2025-12-06 | 阴 | -15°/-24° | 0.0 mm |
| 2025-12-07 | 小毛毛雨 | -16°/-25° | 0.1 mm |
| 2025-12-08 | 雾 | -20°/-29° | 0.0 mm |
| 2025-12-09 | 小雪 | -18°/-29° | 0.1 mm |
| 2025-12-10 | 阴 | -24°/-33° | 0.0 mm |
| 2025-12-11 | 多云 | -24°/-34° | 0.0 mm |
| 2025-12-12 | 晴间多云 | -19°/-30° | 0.0 mm |
| 2025-12-13 | 雾 | -19°/-28° | 0.0 mm |
| 2025-12-14 | 雾 | -16°/-28° | 0.0 mm |
| 2025-12-15 | 阴 | -23°/-32° | 0.0 mm |
| 2025-12-16 | 阴 | -22°/-35° | 0.0 mm |
| 2025-12-17 | 阴 | -23°/-33° | 0.0 mm |
| 2025-12-18 | 中雪 | -8°/-25° | 1.7 mm |
| 2025-12-19 | 中雪 | -9°/-19° | 5.9 mm |
| 2025-12-20 | 小雪 | -19°/-32° | 0.6 mm |
| 2025-12-21 | 阴 | -23°/-34° | 0.0 mm |
| 2025-12-22 | 阴 | -16°/-29° | 0.0 mm |
| 2025-12-23 | 阴 | -23°/-32° | 0.0 mm |
| 2025-12-24 | 阴 | -27°/-37° | 0.0 mm |
| 2025-12-25 | 阴 | -30°/-40° | 0.0 mm |
| 2025-12-26 | 阴 | -28°/-40° | 0.0 mm |
| 2025-12-27 | 阴 | -23°/-35° | 0.0 mm |
| 2025-12-28 | 小毛毛雨 | -17°/-27° | 0.1 mm |
| 2025-12-29 | 小雪 | -17°/-22° | 0.4 mm |
| 2025-12-30 | 阴 | -24°/-35° | 0.0 mm |
| 2025-12-31 | 阴 | -27°/-38° | 0.0 mm |
2025年12月额尔古纳市共记录 31 天，平均最高 -20℃、最低 -30℃，降水日 7 天。