| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 阴 | 6°/1° | 0.0 mm |
| 2025-01-02 | 阴 | 1°/0° | 0.0 mm |
| 2025-01-03 | 阴 | 2°/-4° | 0.0 mm |
| 2025-01-04 | 阴 | -2°/-5° | 0.0 mm |
| 2025-01-05 | 阴 | 0°/-7° | 0.0 mm |
| 2025-01-06 | 中雪 | -1°/-5° | 9.0 mm |
| 2025-01-07 | 阴 | 0°/-6° | 0.0 mm |
| 2025-01-08 | 阴 | -1°/-5° | 0.0 mm |
| 2025-01-09 | 阴 | 0°/-7° | 0.0 mm |
| 2025-01-10 | 阴 | 0°/-8° | 0.0 mm |
| 2025-01-11 | 中雪 | 0°/-5° | 3.6 mm |
| 2025-01-12 | 阴 | 3°/-1° | 0.0 mm |
| 2025-01-13 | 阴 | 5°/-3° | 0.0 mm |
| 2025-01-14 | 阴 | 0°/-6° | 0.0 mm |
| 2025-01-15 | 雾 | -2°/-8° | 0.0 mm |
| 2025-01-16 | 中雪 | 0°/-9° | 1.1 mm |
| 2025-01-17 | 阴 | 4°/-1° | 0.0 mm |
| 2025-01-18 | 阴 | 5°/0° | 0.0 mm |
| 2025-01-19 | 大雪 | 3°/-4° | 9.7 mm |
| 2025-01-20 | 阴 | -4°/-12° | 0.0 mm |
| 2025-01-21 | 阴 | -8°/-15° | 0.0 mm |
| 2025-01-22 | 多云 | -8°/-16° | 0.0 mm |
| 2025-01-23 | 雾 | -3°/-16° | 0.0 mm |
| 2025-01-24 | 阴 | 0°/-7° | 0.0 mm |
| 2025-01-25 | 阴 | 3°/-11° | 0.0 mm |
| 2025-01-26 | 阴 | 6°/-4° | 0.0 mm |
| 2025-01-27 | 雾 | 8°/-4° | 0.0 mm |
| 2025-01-28 | 多云 | 7°/1° | 0.0 mm |
| 2025-01-29 | 晴天 | 10°/2° | 0.0 mm |
| 2025-01-30 | 阴 | 10°/-1° | 0.0 mm |
| 2025-01-31 | 毛毛雨 | 11°/5° | 1.5 mm |
2025年01月华盛顿共记录 31 天，平均最高 1℃、最低 -5℃，降水日 5 天。