| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 阴 | 3°/-3° | 0.0 mm |
| 2025-12-02 | 阴 | 0°/-8° | 0.0 mm |
| 2025-12-03 | 晴天 | 0°/-8° | 0.0 mm |
| 2025-12-04 | 晴天 | 3°/-5° | 0.0 mm |
| 2025-12-05 | 阴 | 5°/-4° | 0.0 mm |
| 2025-12-06 | 阴 | 9°/-1° | 0.0 mm |
| 2025-12-07 | 晴天 | 8°/0° | 0.0 mm |
| 2025-12-08 | 阴 | 4°/-3° | 0.0 mm |
| 2025-12-09 | 晴天 | 6°/-2° | 0.0 mm |
| 2025-12-10 | 阴 | 5°/-1° | 0.0 mm |
| 2025-12-11 | 阴 | 2°/-3° | 0.0 mm |
| 2025-12-12 | 小雪 | -2°/-4° | 1.4 mm |
| 2025-12-13 | 中雪 | 2°/-5° | 1.0 mm |
| 2025-12-14 | 多云 | 2°/-6° | 0.0 mm |
| 2025-12-15 | 阴 | 3°/-5° | 0.0 mm |
| 2025-12-16 | 阴 | 5°/-1° | 0.0 mm |
| 2025-12-17 | 晴天 | 6°/-2° | 0.0 mm |
| 2025-12-18 | 阴 | 4°/-1° | 0.0 mm |
| 2025-12-19 | 阴 | 9°/0° | 0.0 mm |
| 2025-12-20 | 小毛毛雨 | 2°/-3° | 0.1 mm |
| 2025-12-21 | 阴 | 1°/-3° | 0.0 mm |
| 2025-12-22 | 阴 | 3°/-4° | 0.0 mm |
| 2025-12-23 | 中雪 | 4°/-2° | 0.8 mm |
| 2025-12-24 | 多云 | 4°/-4° | 0.0 mm |
| 2025-12-25 | 晴天 | 0°/-7° | 0.0 mm |
| 2025-12-26 | 阴 | 0°/-6° | 0.0 mm |
| 2025-12-27 | 阴 | 4°/-6° | 0.0 mm |
| 2025-12-28 | 阴 | 2°/-4° | 0.0 mm |
| 2025-12-29 | 晴天 | 4°/-2° | 0.0 mm |
| 2025-12-30 | 晴天 | 0°/-6° | 0.0 mm |
| 2025-12-31 | 晴天 | -2°/-9° | 0.0 mm |
2025年12月平谷区共记录 31 天，平均最高 3℃、最低 -3℃，降水日 4 天。