| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 阴 | 26°/13° | 0.0 mm |
| 2026-04-02 | 晴间多云 | 27°/14° | 0.0 mm |
| 2026-04-03 | 阴 | 26°/16° | 0.0 mm |
| 2026-04-04 | 阵雨 | 26°/15° | 2.2 mm |
| 2026-04-05 | 大毛毛雨 | 18°/8° | 2.6 mm |
| 2026-04-06 | 阴 | 15°/3° | 0.0 mm |
| 2026-04-07 | 阴 | 17°/2° | 0.0 mm |
| 2026-04-08 | 阴 | 18°/4° | 0.0 mm |
| 2026-04-09 | 多云 | 22°/4° | 0.0 mm |
| 2026-04-10 | 晴天 | 23°/5° | 0.0 mm |
| 2026-04-11 | 晴天 | 24°/7° | 0.0 mm |
| 2026-04-12 | 阴 | 28°/11° | 0.0 mm |
| 2026-04-13 | 阴 | 24°/14° | 0.0 mm |
| 2026-04-14 | 阴 | 26°/11° | 0.0 mm |
| 2026-04-15 | 阴 | 27°/11° | 0.0 mm |
| 2026-04-16 | 大毛毛雨 | 27°/12° | 1.5 mm |
| 2026-04-17 | 雾 | 25°/14° | 0.0 mm |
| 2026-04-18 | 阴 | 27°/12° | 0.0 mm |
| 2026-04-19 | 中雨 | 18°/6° | 8.0 mm |
| 2026-04-20 | 晴间多云 | 18°/1° | 0.0 mm |
| 2026-04-21 | 阴 | 21°/1° | 0.0 mm |
| 2026-04-22 | 晴天 | 24°/7° | 0.0 mm |
| 2026-04-23 | 晴天 | 25°/8° | 0.0 mm |
| 2026-04-24 | 晴间多云 | 25°/10° | 0.0 mm |
| 2026-04-25 | 毛毛雨 | 19°/12° | 1.4 mm |
| 2026-04-26 | 雾 | 24°/13° | 0.0 mm |
| 2026-04-27 | 多云 | 25°/10° | 0.0 mm |
| 2026-04-28 | 小雨 | 22°/11° | 2.6 mm |
| 2026-04-29 | 强阵雨 | 22°/15° | 38.2 mm |
| 2026-04-30 | 阴 | 17°/10° | 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 7 天。