| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-02-01 | 阴 | 9°/2° | 0.0 mm |
| 2026-02-02 | 阴 | 10°/3° | 0.0 mm |
| 2026-02-03 | 阴 | 9°/2° | 0.0 mm |
| 2026-02-04 | 阴 | 10°/2° | 0.0 mm |
| 2026-02-05 | 阴 | 12°/4° | 0.0 mm |
| 2026-02-06 | 阴 | 14°/5° | 0.0 mm |
| 2026-02-07 | 大雪 | 6°/0° | 6.7 mm |
| 2026-02-08 | 小阵雪 | 0°/-2° | 10.7 mm |
| 2026-02-09 | 阴 | 7°/-1° | 0.0 mm |
| 2026-02-10 | 阴 | 9°/1° | 0.0 mm |
| 2026-02-11 | 大毛毛雨 | 9°/4° | 1.7 mm |
| 2026-02-12 | 阴 | 11°/3° | 0.0 mm |
| 2026-02-13 | 阴 | 11°/3° | 0.0 mm |
| 2026-02-14 | 阴 | 13°/5° | 0.0 mm |
| 2026-02-15 | 阴 | 16°/7° | 0.0 mm |
| 2026-02-16 | 中阵雨 | 13°/4° | 11.3 mm |
| 2026-02-17 | 大毛毛雨 | 9°/3° | 3.1 mm |
| 2026-02-18 | 小毛毛雨 | 11°/5° | 0.5 mm |
| 2026-02-19 | 晴天 | 9°/2° | 0.0 mm |
| 2026-02-20 | 阴 | 10°/2° | 0.0 mm |
| 2026-02-21 | 阴 | 14°/5° | 0.0 mm |
| 2026-02-22 | 晴天 | 17°/7° | 0.0 mm |
| 2026-02-23 | 小毛毛雨 | 20°/10° | 0.2 mm |
| 2026-02-24 | 阴 | 15°/10° | 0.0 mm |
| 2026-02-25 | 中雨 | 12°/6° | 28.1 mm |
| 2026-02-26 | 小毛毛雨 | 13°/5° | 0.1 mm |
| 2026-02-27 | 小毛毛雨 | 14°/8° | 0.2 mm |
| 2026-02-28 | 阴 | 18°/10° | 0.0 mm |
2026年02月古河市共记录 28 天，平均最高 11℃、最低 4℃，降水日 10 天。