| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 阴 | 3°/-7° | 0.0 mm |
| 2025-01-02 | 阴 | 7°/-5° | 0.0 mm |
| 2025-01-03 | 雾 | 8°/-6° | 0.0 mm |
| 2025-01-04 | 中雪 | -4°/-10° | 2.6 mm |
| 2025-01-05 | 中雪 | -9°/-15° | 1.6 mm |
| 2025-01-06 | 阴 | -2°/-14° | 0.0 mm |
| 2025-01-07 | 中雪 | -4°/-15° | 2.5 mm |
| 2025-01-08 | 雾 | -2°/-16° | 0.0 mm |
| 2025-01-09 | 中雪 | -1°/-9° | 0.4 mm |
| 2025-01-10 | 晴天 | 0°/-11° | 0.0 mm |
| 2025-01-11 | 阴 | 3°/-2° | 0.0 mm |
| 2025-01-12 | 阴 | 1°/-5° | 0.0 mm |
| 2025-01-13 | 雾 | 1°/-9° | 0.0 mm |
| 2025-01-14 | 阴 | 2°/-9° | 0.0 mm |
| 2025-01-15 | 雾 | 4°/-6° | 0.0 mm |
| 2025-01-16 | 晴天 | 11°/-4° | 0.0 mm |
| 2025-01-17 | 阴 | 6°/-5° | 0.0 mm |
| 2025-01-18 | 中雪 | -5°/-16° | 0.4 mm |
| 2025-01-19 | 阴 | -7°/-20° | 0.0 mm |
| 2025-01-20 | 阴 | -10°/-21° | 0.0 mm |
| 2025-01-21 | 雾 | 1°/-21° | 0.0 mm |
| 2025-01-22 | 阴 | -2°/-8° | 0.0 mm |
| 2025-01-23 | 阴 | 0°/-9° | 0.0 mm |
| 2025-01-24 | 阴 | 6°/-8° | 0.0 mm |
| 2025-01-25 | 小毛毛雨 | -3°/-7° | 0.1 mm |
| 2025-01-26 | 雾 | -1°/-9° | 0.0 mm |
| 2025-01-27 | 多云 | 7°/-10° | 0.0 mm |
| 2025-01-28 | 晴天 | 9°/-5° | 0.0 mm |
| 2025-01-29 | 多云 | 10°/-5° | 0.0 mm |
| 2025-01-30 | 中雪 | 3°/0° | 3.4 mm |
| 2025-01-31 | 阴 | 11°/-3° | 0.0 mm |
2025年01月华盛顿共记录 31 天，平均最高 1℃、最低 -9℃，降水日 7 天。