| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-05-01 | 中阵雨 | 20°/12° | 25.2 mm |
| 2026-05-02 | 阴 | 26°/12° | 0.0 mm |
| 2026-05-03 | 阴 | 27°/16° | 0.0 mm |
| 2026-05-04 | 小毛毛雨 | 29°/15° | 0.1 mm |
| 2026-05-05 | 阴 | 24°/13° | 0.0 mm |
| 2026-05-06 | 阴 | 22°/16° | 0.0 mm |
| 2026-05-07 | 阴 | 28°/17° | 0.0 mm |
| 2026-05-08 | 毛毛雨 | 27°/20° | 1.0 mm |
| 2026-05-09 | 阴 | 23°/16° | 0.0 mm |
| 2026-05-10 | 多云 | 25°/14° | 0.0 mm |
| 2026-05-11 | 阴 | 26°/17° | 0.0 mm |
| 2026-05-12 | 阴 | 26°/18° | 0.0 mm |
| 2026-05-13 | 中阵雨 | 28°/18° | 5.6 mm |
| 2026-05-14 | 毛毛雨 | 27°/16° | 1.9 mm |
| 2026-05-15 | 阴 | 25°/15° | 0.0 mm |
| 2026-05-16 | 阴 | 27°/17° | 0.0 mm |
| 2026-05-17 | 晴天 | 31°/19° | 0.0 mm |
| 2026-05-18 | 晴天 | 31°/21° | 0.0 mm |
| 2026-05-19 | 阴 | 33°/22° | 0.0 mm |
| 2026-05-20 | 阴 | 32°/21° | 0.0 mm |
| 2026-05-21 | 大毛毛雨 | 26°/16° | 3.5 mm |
| 2026-05-22 | 毛毛雨 | 16°/13° | 1.9 mm |
| 2026-05-23 | 阴 | 19°/12° | 0.0 mm |
| 2026-05-24 | 阴 | 23°/15° | 0.0 mm |
| 2026-05-25 | 阴 | 29°/18° | 0.0 mm |
| 2026-05-26 | 小毛毛雨 | 28°/20° | 0.2 mm |
| 2026-05-27 | 阴 | 30°/21° | 0.0 mm |
| 2026-05-28 | 毛毛雨 | 31°/22° | 1.1 mm |
| 2026-05-29 | 阴 | 30°/22° | 0.0 mm |
| 2026-05-30 | 阴 | 30°/19° | 0.0 mm |
| 2026-05-31 | 阴 | 32°/23° | 0.0 mm |
2026年05月上尾市共记录 31 天，平均最高 26℃、最低 17℃，降水日 9 天。