| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-03-01 | 阴 | 9°/-1° | 0.0 mm |
| 2025-03-02 | 小雪 | 3°/-4° | 0.5 mm |
| 2025-03-03 | 阴 | -1°/-6° | 0.0 mm |
| 2025-03-04 | 小雪 | -4°/-7° | 0.6 mm |
| 2025-03-05 | 阴 | 2°/-8° | 0.0 mm |
| 2025-03-06 | 阴 | 3°/-5° | 0.0 mm |
| 2025-03-07 | 阴 | 3°/-5° | 0.0 mm |
| 2025-03-08 | 阴 | 3°/-3° | 0.0 mm |
| 2025-03-09 | 晴天 | 6°/-4° | 0.0 mm |
| 2025-03-10 | 晴天 | 7°/-2° | 0.0 mm |
| 2025-03-11 | 阴 | 9°/-2° | 0.0 mm |
| 2025-03-12 | 大毛毛雨 | 4°/-2° | 2.0 mm |
| 2025-03-13 | 阴 | 8°/-4° | 0.0 mm |
| 2025-03-14 | 阴 | 9°/-1° | 0.0 mm |
| 2025-03-15 | 小雪 | 2°/-2° | 1.4 mm |
| 2025-03-16 | 小阵雪 | 0°/-10° | 10.5 mm |
| 2025-03-17 | 阴 | -1°/-12° | 0.0 mm |
| 2025-03-18 | 小毛毛雨 | 0°/-7° | 0.3 mm |
| 2025-03-19 | 阴 | 1°/-8° | 0.0 mm |
| 2025-03-20 | 多云 | 6°/-7° | 0.0 mm |
| 2025-03-21 | 晴天 | 11°/-3° | 0.0 mm |
| 2025-03-22 | 晴天 | 15°/0° | 0.0 mm |
| 2025-03-23 | 阴 | 14°/3° | 0.0 mm |
| 2025-03-24 | 阴 | 16°/3° | 0.0 mm |
| 2025-03-25 | 小毛毛雨 | 8°/1° | 0.4 mm |
| 2025-03-26 | 阴 | 7°/0° | 0.0 mm |
| 2025-03-27 | 小雨 | 11°/1° | 4.2 mm |
| 2025-03-28 | 阴 | 3°/-4° | 0.0 mm |
| 2025-03-29 | 小雪 | 0°/-7° | 0.5 mm |
| 2025-03-30 | 阴 | 0°/-9° | 0.0 mm |
| 2025-03-31 | 阴 | 6°/-7° | 0.0 mm |
2025年03月孟山共记录 31 天，平均最高 5℃、最低 -3℃，降水日 9 天。