| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-09-01 | 中阵雨 | 18°/11° | 15.2 mm |
| 2025-09-02 | 大毛毛雨 | 17°/11° | 7.0 mm |
| 2025-09-03 | 阴 | 20°/10° | 0.0 mm |
| 2025-09-04 | 雷阵雨 | 23°/13° | 9.8 mm |
| 2025-09-05 | 小毛毛雨 | 16°/10° | 1.5 mm |
| 2025-09-06 | 阴 | 18°/8° | 0.0 mm |
| 2025-09-07 | 阴 | 20°/8° | 0.0 mm |
| 2025-09-08 | 阴 | 22°/10° | 0.0 mm |
| 2025-09-09 | 大毛毛雨 | 17°/10° | 2.2 mm |
| 2025-09-10 | 大毛毛雨 | 13°/9° | 1.8 mm |
| 2025-09-11 | 小毛毛雨 | 18°/9° | 0.6 mm |
| 2025-09-12 | 中雨 | 17°/9° | 4.8 mm |
| 2025-09-13 | 阴 | 19°/8° | 0.0 mm |
| 2025-09-14 | 中阵雨 | 16°/11° | 15.8 mm |
| 2025-09-15 | 雷阵雨 | 21°/12° | 2.7 mm |
| 2025-09-16 | 小毛毛雨 | 16°/10° | 0.1 mm |
| 2025-09-17 | 阴 | 17°/7° | 0.0 mm |
| 2025-09-18 | 晴天 | 22°/10° | 0.0 mm |
| 2025-09-19 | 多云 | 24°/10° | 0.0 mm |
| 2025-09-20 | 阴 | 28°/14° | 0.0 mm |
| 2025-09-21 | 阵雨 | 22°/13° | 18.0 mm |
| 2025-09-22 | 中雨 | 12°/8° | 30.0 mm |
| 2025-09-23 | 大毛毛雨 | 10°/7° | 3.7 mm |
| 2025-09-24 | 中雨 | 8°/7° | 17.0 mm |
| 2025-09-25 | 中雨 | 10°/6° | 8.1 mm |
| 2025-09-26 | 中雨 | 11°/6° | 5.1 mm |
| 2025-09-27 | 阵雨 | 10°/8° | 5.2 mm |
| 2025-09-28 | 阴 | 15°/7° | 0.0 mm |
| 2025-09-29 | 小毛毛雨 | 13°/10° | 0.8 mm |
| 2025-09-30 | 大毛毛雨 | 12°/6° | 7.2 mm |
2025年09月海登海姆共记录 30 天，平均最高 16℃、最低 9℃，降水日 20 天。