| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 晴天 | 14°/5° | 0.0 mm |
| 2025-01-02 | 晴天 | 11°/0° | 0.0 mm |
| 2025-01-03 | 多云 | 14°/-2° | 0.0 mm |
| 2025-01-04 | 晴天 | 10°/0° | 0.0 mm |
| 2025-01-05 | 小毛毛雨 | 14°/-1° | 0.4 mm |
| 2025-01-06 | 大毛毛雨 | 15°/1° | 1.1 mm |
| 2025-01-07 | 晴天 | 8°/-2° | 0.0 mm |
| 2025-01-08 | 晴天 | 8°/-3° | 0.0 mm |
| 2025-01-09 | 晴天 | 7°/-4° | 0.0 mm |
| 2025-01-10 | 小雪 | 2°/-2° | 6.9 mm |
| 2025-01-11 | 雾 | 4°/0° | 0.0 mm |
| 2025-01-12 | 阴 | 7°/-5° | 0.0 mm |
| 2025-01-13 | 阴 | 11°/1° | 0.0 mm |
| 2025-01-14 | 阴 | 13°/0° | 0.0 mm |
| 2025-01-15 | 阴 | 12°/1° | 0.0 mm |
| 2025-01-16 | 晴天 | 14°/-2° | 0.0 mm |
| 2025-01-17 | 阴 | 15°/0° | 0.0 mm |
| 2025-01-18 | 中雨 | 13°/7° | 6.4 mm |
| 2025-01-19 | 大雨 | 13°/0° | 39.3 mm |
| 2025-01-20 | 晴天 | 3°/-2° | 0.0 mm |
| 2025-01-21 | 中雪 | 0°/-3° | 5.5 mm |
| 2025-01-22 | 雾 | 1°/-5° | 0.0 mm |
| 2025-01-23 | 阴 | 5°/-6° | 0.0 mm |
| 2025-01-24 | 晴天 | 9°/-3° | 0.0 mm |
| 2025-01-25 | 晴天 | 11°/-3° | 0.0 mm |
| 2025-01-26 | 阴 | 14°/-3° | 0.0 mm |
| 2025-01-27 | 中雨 | 10°/7° | 5.8 mm |
| 2025-01-28 | 雾 | 14°/2° | 0.0 mm |
| 2025-01-29 | 多云 | 20°/5° | 0.0 mm |
| 2025-01-30 | 多云 | 21°/4° | 0.0 mm |
| 2025-01-31 | 小毛毛雨 | 22°/9° | 0.8 mm |
2025年01月华盛顿共记录 31 天，平均最高 10℃、最低 0℃，降水日 8 天。