| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 晴天 | 14°/4° | 0.0 mm |
| 2025-01-02 | 晴天 | 13°/0° | 0.0 mm |
| 2025-01-03 | 晴天 | 16°/2° | 0.0 mm |
| 2025-01-04 | 晴天 | 14°/0° | 0.0 mm |
| 2025-01-05 | 大毛毛雨 | 19°/6° | 1.8 mm |
| 2025-01-06 | 阴 | 18°/0° | 0.0 mm |
| 2025-01-07 | 阴 | 5°/0° | 0.0 mm |
| 2025-01-08 | 阴 | 8°/0° | 0.0 mm |
| 2025-01-09 | 阴 | 9°/-4° | 0.0 mm |
| 2025-01-10 | 中雨 | 6°/3° | 16.7 mm |
| 2025-01-11 | 阴 | 8°/0° | 0.0 mm |
| 2025-01-12 | 毛毛雨 | 11°/-3° | 0.7 mm |
| 2025-01-13 | 中雨 | 14°/6° | 11.2 mm |
| 2025-01-14 | 阴 | 12°/0° | 0.0 mm |
| 2025-01-15 | 阴 | 15°/3° | 0.0 mm |
| 2025-01-16 | 阴 | 17°/0° | 0.0 mm |
| 2025-01-17 | 阴 | 17°/0° | 0.0 mm |
| 2025-01-18 | 毛毛雨 | 25°/14° | 0.7 mm |
| 2025-01-19 | 阴 | 15°/-1° | 0.0 mm |
| 2025-01-20 | 晴天 | 4°/-6° | 0.0 mm |
| 2025-01-21 | 中雪 | -2°/-5° | 5.8 mm |
| 2025-01-22 | 晴间多云 | 6°/-10° | 0.0 mm |
| 2025-01-23 | 阴 | 10°/-4° | 0.0 mm |
| 2025-01-24 | 阴 | 11°/-4° | 0.0 mm |
| 2025-01-25 | 晴间多云 | 13°/-6° | 0.0 mm |
| 2025-01-26 | 阴 | 18°/3° | 0.0 mm |
| 2025-01-27 | 中雨 | 14°/9° | 12.5 mm |
| 2025-01-28 | 雾 | 14°/3° | 0.0 mm |
| 2025-01-29 | 阴 | 18°/7° | 0.0 mm |
| 2025-01-30 | 阴 | 22°/11° | 0.0 mm |
| 2025-01-31 | 小雨 | 19°/11° | 2.9 mm |
2025年01月华盛顿共记录 31 天，平均最高 13℃、最低 1℃，降水日 8 天。