| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2024-12-01 | 中雪 | 0°/-1° | 0.4 mm |
| 2024-12-02 | 阴 | 0°/-2° | 0.0 mm |
| 2024-12-03 | 阴 | 0°/-1° | 0.0 mm |
| 2024-12-04 | 中雪 | 0°/-3° | 3.0 mm |
| 2024-12-05 | 中雪 | 1°/-1° | 4.8 mm |
| 2024-12-06 | 雾 | -1°/-8° | 0.0 mm |
| 2024-12-07 | 中雪 | -5°/-7° | 0.8 mm |
| 2024-12-08 | 大雪 | 1°/-5° | 13.4 mm |
| 2024-12-09 | 中雪 | -5°/-7° | 2.1 mm |
| 2024-12-10 | 中雪 | 0°/-4° | 4.4 mm |
| 2024-12-11 | 中雪 | 2°/0° | 15.2 mm |
| 2024-12-12 | 中雪 | 1°/-6° | 1.5 mm |
| 2024-12-13 | 晴天 | -4°/-7° | 0.0 mm |
| 2024-12-14 | 雾 | -6°/-13° | 0.0 mm |
| 2024-12-15 | 雾 | -7°/-14° | 0.0 mm |
| 2024-12-16 | 雾 | 1°/-7° | 0.0 mm |
| 2024-12-17 | 中雨 | 7°/2° | 3.3 mm |
| 2024-12-18 | 中雪 | 3°/0° | 2.6 mm |
| 2024-12-19 | 阴 | 0°/-8° | 0.0 mm |
| 2024-12-20 | 阴 | -7°/-11° | 0.0 mm |
| 2024-12-21 | 阴 | -7°/-15° | 0.0 mm |
| 2024-12-22 | 多云 | -11°/-17° | 0.0 mm |
| 2024-12-23 | 大雪 | -8°/-15° | 3.6 mm |
| 2024-12-24 | 中雪 | -6°/-12° | 5.4 mm |
| 2024-12-25 | 雾 | -7°/-18° | 0.0 mm |
| 2024-12-26 | 雾 | -8°/-19° | 0.0 mm |
| 2024-12-27 | 阴 | -6°/-16° | 0.0 mm |
| 2024-12-28 | 雾 | -3°/-9° | 0.0 mm |
| 2024-12-29 | 中雨 | 1°/-3° | 4.0 mm |
| 2024-12-30 | 小雨 | 10°/0° | 4.0 mm |
| 2024-12-31 | 阴 | 5°/1° | 0.0 mm |
2024年12月蒙特利尔县共记录 31 天，平均最高 -1℃、最低 -7℃，降水日 15 天。