| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 中雪 | 6°/-1° | 1.6 mm |
| 2025-01-02 | 阴 | 0°/-2° | 0.0 mm |
| 2025-01-03 | 中雪 | -1°/-5° | 1.6 mm |
| 2025-01-04 | 阴 | -5°/-9° | 0.0 mm |
| 2025-01-05 | 雾 | -4°/-12° | 0.0 mm |
| 2025-01-06 | 中雪 | -3°/-7° | 4.9 mm |
| 2025-01-07 | 阴 | -2°/-9° | 0.0 mm |
| 2025-01-08 | 阴 | -4°/-8° | 0.0 mm |
| 2025-01-09 | 阴 | -4°/-10° | 0.0 mm |
| 2025-01-10 | 阴 | -5°/-14° | 0.0 mm |
| 2025-01-11 | 中雪 | -3°/-9° | 1.6 mm |
| 2025-01-12 | 阴 | 0°/-9° | 0.0 mm |
| 2025-01-13 | 阴 | 1°/-6° | 0.0 mm |
| 2025-01-14 | 小雪 | -6°/-12° | 0.8 mm |
| 2025-01-15 | 阴 | -5°/-14° | 0.0 mm |
| 2025-01-16 | 中雪 | -1°/-12° | 1.9 mm |
| 2025-01-17 | 阴 | 4°/-3° | 0.0 mm |
| 2025-01-18 | 小雪 | 4°/-2° | 1.5 mm |
| 2025-01-19 | 中雪 | 0°/-8° | 4.1 mm |
| 2025-01-20 | 阴 | -7°/-15° | 0.0 mm |
| 2025-01-21 | 阴 | -9°/-19° | 0.0 mm |
| 2025-01-22 | 阴 | -10°/-22° | 0.0 mm |
| 2025-01-23 | 雾 | -2°/-14° | 0.0 mm |
| 2025-01-24 | 阴 | -2°/-10° | 0.0 mm |
| 2025-01-25 | 雾 | 2°/-12° | 0.0 mm |
| 2025-01-26 | 阴 | 3°/-3° | 0.0 mm |
| 2025-01-27 | 雾 | 2°/-7° | 0.0 mm |
| 2025-01-28 | 阴 | 5°/0° | 0.0 mm |
| 2025-01-29 | 阴 | 6°/2° | 0.0 mm |
| 2025-01-30 | 阴 | 9°/-4° | 0.0 mm |
| 2025-01-31 | 小雨 | 12°/4° | 9.3 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。