| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 中雨 | 28°/16° | 3.6 mm |
| 2026-04-02 | 阴 | 16°/9° | 0.0 mm |
| 2026-04-03 | 雾 | 24°/8° | 0.0 mm |
| 2026-04-04 | 晴间多云 | 29°/14° | 0.0 mm |
| 2026-04-05 | 小雨 | 23°/8° | 3.8 mm |
| 2026-04-06 | 阴 | 13°/5° | 0.0 mm |
| 2026-04-07 | 晴天 | 10°/2° | 0.0 mm |
| 2026-04-08 | 晴天 | 11°/-1° | 0.0 mm |
| 2026-04-09 | 阴 | 16°/2° | 0.0 mm |
| 2026-04-10 | 阴 | 24°/5° | 0.0 mm |
| 2026-04-11 | 阴 | 19°/11° | 0.0 mm |
| 2026-04-12 | 阴 | 22°/5° | 0.0 mm |
| 2026-04-13 | 阴 | 27°/14° | 0.0 mm |
| 2026-04-14 | 小毛毛雨 | 29°/15° | 0.4 mm |
| 2026-04-15 | 多云 | 31°/15° | 0.0 mm |
| 2026-04-16 | 阴 | 31°/17° | 0.0 mm |
| 2026-04-17 | 阴 | 25°/17° | 0.0 mm |
| 2026-04-18 | 小雨 | 27°/12° | 2.2 mm |
| 2026-04-19 | 小雨 | 19°/5° | 4.0 mm |
| 2026-04-20 | 阴 | 10°/3° | 0.0 mm |
| 2026-04-21 | 晴间多云 | 16°/-1° | 0.0 mm |
| 2026-04-22 | 阴 | 24°/9° | 0.0 mm |
| 2026-04-23 | 阴 | 27°/11° | 0.0 mm |
| 2026-04-24 | 大雨 | 26°/13° | 10.8 mm |
| 2026-04-25 | 大雨 | 15°/9° | 15.1 mm |
| 2026-04-26 | 阴 | 13°/6° | 0.0 mm |
| 2026-04-27 | 晴天 | 20°/4° | 0.0 mm |
| 2026-04-28 | 阴 | 14°/10° | 0.0 mm |
| 2026-04-29 | 中雨 | 15°/11° | 6.8 mm |
| 2026-04-30 | 雾 | 17°/7° | 0.0 mm |
2026年04月华盛顿共记录 30 天，平均最高 20℃、最低 8℃，降水日 8 天。