| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 晴天 | 15°/5° | 0.0 mm |
| 2025-01-02 | 阴 | 16°/5° | 0.0 mm |
| 2025-01-03 | 雾 | 21°/12° | 0.0 mm |
| 2025-01-04 | 阴 | 21°/14° | 0.0 mm |
| 2025-01-05 | 阴 | 22°/4° | 0.0 mm |
| 2025-01-06 | 晴天 | 6°/-2° | 0.0 mm |
| 2025-01-07 | 晴天 | 8°/-3° | 0.0 mm |
| 2025-01-08 | 阴 | 5°/0° | 0.0 mm |
| 2025-01-09 | 中雪 | 5°/2° | 39.2 mm |
| 2025-01-10 | 中雨 | 4°/1° | 5.4 mm |
| 2025-01-11 | 晴天 | 13°/0° | 0.0 mm |
| 2025-01-12 | 阴 | 17°/2° | 0.0 mm |
| 2025-01-13 | 阴 | 14°/4° | 0.0 mm |
| 2025-01-14 | 小毛毛雨 | 12°/2° | 0.3 mm |
| 2025-01-15 | 阴 | 14°/8° | 0.0 mm |
| 2025-01-16 | 多云 | 17°/2° | 0.0 mm |
| 2025-01-17 | 阴 | 17°/6° | 0.0 mm |
| 2025-01-18 | 多云 | 15°/7° | 0.0 mm |
| 2025-01-19 | 晴天 | 6°/-1° | 0.0 mm |
| 2025-01-20 | 阴 | 2°/-5° | 0.0 mm |
| 2025-01-21 | 中雪 | 4°/-3° | 1.6 mm |
| 2025-01-22 | 多云 | 9°/-5° | 0.0 mm |
| 2025-01-23 | 多云 | 13°/-3° | 0.0 mm |
| 2025-01-24 | 晴天 | 13°/-2° | 0.0 mm |
| 2025-01-25 | 小毛毛雨 | 16°/1° | 0.7 mm |
| 2025-01-26 | 中雨 | 15°/10° | 7.7 mm |
| 2025-01-27 | 小毛毛雨 | 12°/6° | 0.3 mm |
| 2025-01-28 | 毛毛雨 | 14°/9° | 1.0 mm |
| 2025-01-29 | 小雨 | 21°/13° | 3.4 mm |
| 2025-01-30 | 中阵雨 | 21°/12° | 16.2 mm |
| 2025-01-31 | 阴 | 21°/10° | 0.0 mm |
2025年01月华盛顿共记录 31 天，平均最高 13℃、最低 3℃，降水日 10 天。