| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 中雨 | 17°/7° | 7.3 mm |
| 2026-04-02 | 大毛毛雨 | 7°/3° | 2.3 mm |
| 2026-04-03 | 雾 | 12°/3° | 0.0 mm |
| 2026-04-04 | 雾 | 16°/3° | 0.0 mm |
| 2026-04-05 | 小雨 | 12°/4° | 5.7 mm |
| 2026-04-06 | 阴 | 10°/2° | 0.0 mm |
| 2026-04-07 | 阴 | 12°/0° | 0.0 mm |
| 2026-04-08 | 晴天 | 8°/-1° | 0.0 mm |
| 2026-04-09 | 晴间多云 | 7°/-3° | 0.0 mm |
| 2026-04-10 | 雾 | 13°/0° | 0.0 mm |
| 2026-04-11 | 雾 | 16°/6° | 0.0 mm |
| 2026-04-12 | 阴 | 11°/1° | 0.0 mm |
| 2026-04-13 | 雾 | 15°/6° | 0.0 mm |
| 2026-04-14 | 阴 | 25°/10° | 0.0 mm |
| 2026-04-15 | 阴 | 25°/11° | 0.0 mm |
| 2026-04-16 | 阴 | 26°/13° | 0.0 mm |
| 2026-04-17 | 小雨 | 24°/10° | 3.0 mm |
| 2026-04-18 | 雾 | 13°/8° | 0.0 mm |
| 2026-04-19 | 小毛毛雨 | 10°/2° | 0.4 mm |
| 2026-04-20 | 阴 | 10°/0° | 0.0 mm |
| 2026-04-21 | 多云 | 8°/0° | 0.0 mm |
| 2026-04-22 | 小毛毛雨 | 7°/1° | 0.4 mm |
| 2026-04-23 | 雾 | 19°/6° | 0.0 mm |
| 2026-04-24 | 阴 | 14°/4° | 0.0 mm |
| 2026-04-25 | 阴 | 11°/1° | 0.0 mm |
| 2026-04-26 | 毛毛雨 | 14°/5° | 1.5 mm |
| 2026-04-27 | 晴天 | 18°/3° | 0.0 mm |
| 2026-04-28 | 阴 | 17°/4° | 0.0 mm |
| 2026-04-29 | 雾 | 16°/6° | 0.0 mm |
| 2026-04-30 | 毛毛雨 | 11°/8° | 1.9 mm |
2026年04月华盛顿共记录 30 天，平均最高 14℃、最低 4℃，降水日 8 天。