| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-06-01 | 阴 | 34°/22° | 0.0 mm |
| 2026-06-02 | 毛毛雨 | 28°/20° | 2.0 mm |
| 2026-06-03 | 强阵雨 | 19°/17° | 140.5 mm |
| 2026-06-04 | 阴 | 21°/17° | 0.0 mm |
| 2026-06-05 | 阴 | 21°/16° | 0.0 mm |
| 2026-06-06 | 阴 | 24°/15° | 0.0 mm |
| 2026-06-07 | 阵雨 | 23°/16° | 6.1 mm |
| 2026-06-08 | 小雨 | 21°/18° | 4.7 mm |
| 2026-06-09 | 小雨 | 24°/19° | 10.1 mm |
| 2026-06-10 | 小毛毛雨 | 21°/18° | 0.6 mm |
| 2026-06-11 | 阵雨 | 26°/17° | 4.2 mm |
| 2026-06-12 | 雷阵雨 | 28°/17° | 13.8 mm |
| 2026-06-13 | 雷阵雨 | 29°/18° | 2.2 mm |
| 2026-06-14 | 毛毛雨 | 28°/20° | 1.1 mm |
| 2026-06-15 | 中阵雨 | 21°/17° | 8.7 mm |
| 2026-06-16 | 阴 | 29°/17° | 0.0 mm |
| 2026-06-17 | 阴 | 30°/20° | 0.0 mm |
| 2026-06-18 | 大毛毛雨 | 26°/20° | 3.2 mm |
| 2026-06-19 | 小毛毛雨 | 32°/21° | 1.0 mm |
| 2026-06-20 | 中阵雨 | 22°/20° | 34.1 mm |
| 2026-06-21 | 中雨 | 26°/20° | 12.0 mm |
| 2026-06-22 | 阴 | 28°/20° | 0.0 mm |
| 2026-06-23 | 小毛毛雨 | 25°/19° | 0.2 mm |
| 2026-06-24 | 小毛毛雨 | 26°/19° | 1.0 mm |
| 2026-06-25 | 中雨 | 20°/19° | 13.4 mm |
| 2026-06-26 | 中阵雨 | 24°/19° | 31.0 mm |
| 2026-06-27 | 阵雨 | 24°/20° | 31.7 mm |
| 2026-06-28 | 中阵雨 | 21°/20° | 7.0 mm |
| 2026-06-29 | 大毛毛雨 | 27°/20° | 5.7 mm |
| 2026-06-30 | 小毛毛雨 | 29°/20° | 0.3 mm |
2026年06月古河市共记录 30 天，平均最高 25℃、最低 18℃，降水日 23 天。