| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 阴 | 10°/1° | 0.0 mm |
| 2025-01-02 | 阴 | 13°/-2° | 0.0 mm |
| 2025-01-03 | 阴 | 14°/0° | 0.0 mm |
| 2025-01-04 | 阴 | 10°/0° | 0.0 mm |
| 2025-01-05 | 大雨 | 21°/5° | 18.7 mm |
| 2025-01-06 | 阴 | 4°/-1° | 0.0 mm |
| 2025-01-07 | 阴 | 0°/-1° | 0.0 mm |
| 2025-01-08 | 阴 | 4°/-4° | 0.0 mm |
| 2025-01-09 | 大雪 | 4°/-6° | 5.7 mm |
| 2025-01-10 | 中雪 | 3°/0° | 36.4 mm |
| 2025-01-11 | 阴 | 7°/0° | 0.0 mm |
| 2025-01-12 | 阴 | 12°/-2° | 0.0 mm |
| 2025-01-13 | 雾 | 8°/0° | 0.0 mm |
| 2025-01-14 | 阴 | 12°/-5° | 0.0 mm |
| 2025-01-15 | 阴 | 15°/-3° | 0.0 mm |
| 2025-01-16 | 阴 | 17°/-3° | 0.0 mm |
| 2025-01-17 | 小雨 | 15°/0° | 1.4 mm |
| 2025-01-18 | 阴 | 15°/5° | 0.0 mm |
| 2025-01-19 | 阴 | 4°/-5° | 0.0 mm |
| 2025-01-20 | 晴间多云 | 0°/-8° | 0.0 mm |
| 2025-01-21 | 阴 | 0°/-9° | 0.0 mm |
| 2025-01-22 | 晴天 | 2°/-12° | 0.0 mm |
| 2025-01-23 | 多云 | 10°/-7° | 0.0 mm |
| 2025-01-24 | 晴天 | 8°/-4° | 0.0 mm |
| 2025-01-25 | 阴 | 14°/-4° | 0.0 mm |
| 2025-01-26 | 中雨 | 10°/6° | 14.4 mm |
| 2025-01-27 | 雾 | 10°/3° | 0.0 mm |
| 2025-01-28 | 阴 | 13°/0° | 0.0 mm |
| 2025-01-29 | 小雨 | 14°/8° | 2.9 mm |
| 2025-01-30 | 大雨 | 22°/12° | 28.1 mm |
| 2025-01-31 | 阴 | 18°/12° | 0.0 mm |
2025年01月华盛顿共记录 31 天，平均最高 9℃、最低 0℃，降水日 7 天。