| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 中阵雨 | 25°/12° | 9.0 mm |
| 2026-04-02 | 大毛毛雨 | 29°/10° | 1.1 mm |
| 2026-04-03 | 小毛毛雨 | 25°/18° | 0.4 mm |
| 2026-04-04 | 大毛毛雨 | 29°/16° | 1.1 mm |
| 2026-04-05 | 毛毛雨 | 19°/5° | 1.1 mm |
| 2026-04-06 | 阴 | 15°/0° | 0.0 mm |
| 2026-04-07 | 晴天 | 9°/2° | 0.0 mm |
| 2026-04-08 | 晴天 | 18°/-5° | 0.0 mm |
| 2026-04-09 | 多云 | 24°/7° | 0.0 mm |
| 2026-04-10 | 阴 | 25°/8° | 0.0 mm |
| 2026-04-11 | 阴 | 17°/8° | 0.0 mm |
| 2026-04-12 | 阴 | 27°/5° | 0.0 mm |
| 2026-04-13 | 阴 | 25°/18° | 0.0 mm |
| 2026-04-14 | 阴 | 28°/16° | 0.0 mm |
| 2026-04-15 | 阴 | 29°/19° | 0.0 mm |
| 2026-04-16 | 阴 | 28°/16° | 0.0 mm |
| 2026-04-17 | 多云 | 26°/11° | 0.0 mm |
| 2026-04-18 | 小毛毛雨 | 28°/12° | 0.4 mm |
| 2026-04-19 | 毛毛雨 | 13°/7° | 1.5 mm |
| 2026-04-20 | 阴 | 10°/2° | 0.0 mm |
| 2026-04-21 | 阴 | 23°/-1° | 0.0 mm |
| 2026-04-22 | 阴 | 23°/14° | 0.0 mm |
| 2026-04-23 | 阴 | 26°/10° | 0.0 mm |
| 2026-04-24 | 晴间多云 | 27°/9° | 0.0 mm |
| 2026-04-25 | 毛毛雨 | 22°/13° | 0.7 mm |
| 2026-04-26 | 阴 | 19°/8° | 0.0 mm |
| 2026-04-27 | 阴 | 26°/6° | 0.0 mm |
| 2026-04-28 | 中雨 | 24°/12° | 11.8 mm |
| 2026-04-29 | 小毛毛雨 | 19°/11° | 0.4 mm |
| 2026-04-30 | 雾 | 12°/5° | 0.0 mm |
2026年04月华盛顿共记录 30 天，平均最高 22℃、最低 9℃，降水日 10 天。