| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 阴 | -16°/-21° | 0.0 mm |
| 2025-01-02 | 阴 | -15°/-21° | 0.0 mm |
| 2025-01-03 | 阴 | -12°/-20° | 0.0 mm |
| 2025-01-04 | 阴 | -12°/-19° | 0.0 mm |
| 2025-01-05 | 晴间多云 | -12°/-17° | 0.0 mm |
| 2025-01-06 | 阴 | -12°/-18° | 0.0 mm |
| 2025-01-07 | 阴 | -13°/-18° | 0.0 mm |
| 2025-01-08 | 阴 | -14°/-19° | 0.0 mm |
| 2025-01-09 | 阴 | -15°/-21° | 0.0 mm |
| 2025-01-10 | 阴 | -16°/-22° | 0.0 mm |
| 2025-01-11 | 小雪 | -12°/-20° | 0.7 mm |
| 2025-01-12 | 小雪 | -14°/-20° | 0.3 mm |
| 2025-01-13 | 阴 | -17°/-22° | 0.0 mm |
| 2025-01-14 | 晴天 | -16°/-23° | 0.0 mm |
| 2025-01-15 | 晴天 | -14°/-20° | 0.0 mm |
| 2025-01-16 | 阴 | -12°/-20° | 0.0 mm |
| 2025-01-17 | 阴 | -12°/-20° | 0.0 mm |
| 2025-01-18 | 阴 | -10°/-17° | 0.0 mm |
| 2025-01-19 | 阴 | -8°/-14° | 0.0 mm |
| 2025-01-20 | 小毛毛雨 | -9°/-15° | 0.1 mm |
| 2025-01-21 | 阴 | -10°/-17° | 0.0 mm |
| 2025-01-22 | 阴 | -8°/-15° | 0.0 mm |
| 2025-01-23 | 小雪 | -8°/-14° | 0.7 mm |
| 2025-01-24 | 阴 | -15°/-25° | 0.0 mm |
| 2025-01-25 | 阴 | -20°/-27° | 0.0 mm |
| 2025-01-26 | 阴 | -19°/-26° | 0.0 mm |
| 2025-01-27 | 多云 | -17°/-25° | 0.0 mm |
| 2025-01-28 | 阴 | -12°/-23° | 0.0 mm |
| 2025-01-29 | 阴 | -12°/-20° | 0.0 mm |
| 2025-01-30 | 阴 | -12°/-18° | 0.0 mm |
| 2025-01-31 | 阴 | -14°/-18° | 0.0 mm |
2025年01月蒙古共记录 31 天，平均最高 -13℃、最低 -19℃，降水日 4 天。