| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 阴 | 4°/0° | 0.0 mm |
| 2025-01-02 | 阴 | 2°/-4° | 0.0 mm |
| 2025-01-03 | 中雪 | 0°/-4° | 2.3 mm |
| 2025-01-04 | 阴 | -4°/-8° | 0.0 mm |
| 2025-01-05 | 中雪 | -2°/-11° | 3.3 mm |
| 2025-01-06 | 大雪 | -3°/-6° | 16.0 mm |
| 2025-01-07 | 阴 | -4°/-9° | 0.0 mm |
| 2025-01-08 | 阴 | -3°/-8° | 0.0 mm |
| 2025-01-09 | 雾 | -3°/-11° | 0.0 mm |
| 2025-01-10 | 中雪 | -3°/-15° | 1.1 mm |
| 2025-01-11 | 中雪 | 0°/-6° | 2.7 mm |
| 2025-01-12 | 阴 | 0°/-12° | 0.0 mm |
| 2025-01-13 | 阴 | 2°/-5° | 0.0 mm |
| 2025-01-14 | 小毛毛雨 | -4°/-12° | 0.1 mm |
| 2025-01-15 | 雾 | -5°/-15° | 0.0 mm |
| 2025-01-16 | 阴 | 1°/-11° | 0.0 mm |
| 2025-01-17 | 阴 | 5°/-3° | 0.0 mm |
| 2025-01-18 | 小雨 | 4°/-2° | 5.2 mm |
| 2025-01-19 | 中雪 | 0°/-6° | 2.2 mm |
| 2025-01-20 | 阴 | -7°/-16° | 0.0 mm |
| 2025-01-21 | 阴 | -8°/-19° | 0.0 mm |
| 2025-01-22 | 雾 | -8°/-22° | 0.0 mm |
| 2025-01-23 | 雾 | -1°/-16° | 0.0 mm |
| 2025-01-24 | 阴 | -2°/-9° | 0.0 mm |
| 2025-01-25 | 雾 | 4°/-13° | 0.0 mm |
| 2025-01-26 | 阴 | 5°/-4° | 0.0 mm |
| 2025-01-27 | 雾 | 3°/-9° | 0.0 mm |
| 2025-01-28 | 阴 | 7°/-2° | 0.0 mm |
| 2025-01-29 | 阴 | 9°/2° | 0.0 mm |
| 2025-01-30 | 阴 | 9°/-4° | 0.0 mm |
| 2025-01-31 | 小雨 | 12°/4° | 8.0 mm |
2025年01月华盛顿共记录 31 天，平均最高 0℃、最低 -8℃，降水日 9 天。