| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-05-01 | 大雨 | 18°/12° | 85.0 mm |
| 2026-05-02 | 阴 | 23°/9° | 0.0 mm |
| 2026-05-03 | 多云 | 26°/11° | 0.0 mm |
| 2026-05-04 | 阴 | 27°/14° | 0.0 mm |
| 2026-05-05 | 阴 | 29°/20° | 0.0 mm |
| 2026-05-06 | 阴 | 27°/17° | 0.0 mm |
| 2026-05-07 | 阴 | 22°/15° | 0.0 mm |
| 2026-05-08 | 小雨 | 25°/16° | 2.2 mm |
| 2026-05-09 | 雾 | 31°/22° | 0.0 mm |
| 2026-05-10 | 强阵雨 | 31°/20° | 21.6 mm |
| 2026-05-11 | 大雨 | 25°/18° | 24.5 mm |
| 2026-05-12 | 晴间多云 | 28°/17° | 0.0 mm |
| 2026-05-13 | 多云 | 30°/16° | 0.0 mm |
| 2026-05-14 | 晴天 | 31°/17° | 0.0 mm |
| 2026-05-15 | 阴 | 30°/20° | 0.0 mm |
| 2026-05-16 | 阴 | 30°/20° | 0.0 mm |
| 2026-05-17 | 中阵雨 | 30°/24° | 3.6 mm |
| 2026-05-18 | 阴 | 32°/24° | 0.0 mm |
| 2026-05-19 | 强阵雨 | 30°/20° | 20.9 mm |
| 2026-05-20 | 中雨 | 26°/18° | 5.1 mm |
| 2026-05-21 | 强阵雨 | 27°/20° | 15.9 mm |
| 2026-05-22 | 阴 | 30°/18° | 0.0 mm |
| 2026-05-23 | 小毛毛雨 | 27°/20° | 0.8 mm |
| 2026-05-24 | 雾 | 30°/18° | 0.0 mm |
| 2026-05-25 | 阴 | 31°/20° | 0.0 mm |
| 2026-05-26 | 阴 | 31°/20° | 0.0 mm |
| 2026-05-27 | 大雨 | 24°/18° | 66.2 mm |
| 2026-05-28 | 雾 | 30°/17° | 0.0 mm |
| 2026-05-29 | 雾 | 31°/22° | 0.0 mm |
| 2026-05-30 | 阴 | 31°/21° | 0.0 mm |
| 2026-05-31 | 阴 | 31°/21° | 0.0 mm |
2026年05月华盛顿共记录 31 天，平均最高 28℃、最低 18℃，降水日 10 天。