| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-05-01 | 大雨 | 17°/12° | 16.2 mm |
| 2026-05-02 | 中雨 | 21°/11° | 3.2 mm |
| 2026-05-03 | 多云 | 23°/7° | 0.0 mm |
| 2026-05-04 | 多云 | 25°/9° | 0.0 mm |
| 2026-05-05 | 阴 | 26°/11° | 0.0 mm |
| 2026-05-06 | 阴 | 26°/19° | 0.0 mm |
| 2026-05-07 | 中阵雨 | 24°/17° | 11.8 mm |
| 2026-05-08 | 中雨 | 22°/16° | 15.2 mm |
| 2026-05-09 | 大雨 | 21°/17° | 40.4 mm |
| 2026-05-10 | 雾 | 27°/17° | 0.0 mm |
| 2026-05-11 | 阴 | 27°/19° | 0.0 mm |
| 2026-05-12 | 小毛毛雨 | 26°/19° | 0.8 mm |
| 2026-05-13 | 阴 | 27°/17° | 0.0 mm |
| 2026-05-14 | 晴天 | 27°/16° | 0.0 mm |
| 2026-05-15 | 晴天 | 29°/12° | 0.0 mm |
| 2026-05-16 | 雾 | 28°/14° | 0.0 mm |
| 2026-05-17 | 阴 | 29°/15° | 0.0 mm |
| 2026-05-18 | 阴 | 30°/18° | 0.0 mm |
| 2026-05-19 | 阴 | 31°/21° | 0.0 mm |
| 2026-05-20 | 雾 | 31°/21° | 0.0 mm |
| 2026-05-21 | 大雨 | 28°/21° | 161.8 mm |
| 2026-05-22 | 强阵雨 | 25°/21° | 20.0 mm |
| 2026-05-23 | 毛毛雨 | 28°/19° | 1.1 mm |
| 2026-05-24 | 毛毛雨 | 27°/21° | 0.7 mm |
| 2026-05-25 | 大雨 | 23°/21° | 26.8 mm |
| 2026-05-26 | 阵雨 | 27°/21° | 2.2 mm |
| 2026-05-27 | 中阵雨 | 27°/22° | 7.2 mm |
| 2026-05-28 | 阵雨 | 28°/21° | 150.9 mm |
| 2026-05-29 | 毛毛雨 | 27°/21° | 0.7 mm |
| 2026-05-30 | 阴 | 29°/22° | 0.0 mm |
| 2026-05-31 | 阴 | 32°/23° | 0.0 mm |
2026年05月华盛顿共记录 31 天，平均最高 26℃、最低 17℃，降水日 15 天。