| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-09-01 | 毛毛雨 | 22°/17° | 1.4 mm |
| 2025-09-02 | 小毛毛雨 | 23°/15° | 0.1 mm |
| 2025-09-03 | 小毛毛雨 | 24°/16° | 0.3 mm |
| 2025-09-04 | 小毛毛雨 | 26°/18° | 0.1 mm |
| 2025-09-05 | 毛毛雨 | 22°/16° | 2.1 mm |
| 2025-09-06 | 阴 | 23°/14° | 0.0 mm |
| 2025-09-07 | 阴 | 25°/15° | 0.0 mm |
| 2025-09-08 | 阴 | 25°/14° | 0.0 mm |
| 2025-09-09 | 阴 | 23°/15° | 0.0 mm |
| 2025-09-10 | 小毛毛雨 | 20°/14° | 0.4 mm |
| 2025-09-11 | 小毛毛雨 | 21°/14° | 0.7 mm |
| 2025-09-12 | 小毛毛雨 | 19°/13° | 0.1 mm |
| 2025-09-13 | 毛毛雨 | 18°/12° | 3.0 mm |
| 2025-09-14 | 小毛毛雨 | 20°/12° | 0.7 mm |
| 2025-09-15 | 毛毛雨 | 22°/13° | 1.8 mm |
| 2025-09-16 | 大毛毛雨 | 19°/12° | 3.5 mm |
| 2025-09-17 | 小毛毛雨 | 18°/12° | 0.3 mm |
| 2025-09-18 | 小毛毛雨 | 20°/16° | 0.8 mm |
| 2025-09-19 | 阴 | 26°/16° | 0.0 mm |
| 2025-09-20 | 小毛毛雨 | 30°/17° | 0.1 mm |
| 2025-09-21 | 小毛毛雨 | 23°/13° | 0.4 mm |
| 2025-09-22 | 阴 | 16°/11° | 0.0 mm |
| 2025-09-23 | 阴 | 17°/9° | 0.0 mm |
| 2025-09-24 | 阴 | 17°/8° | 0.0 mm |
| 2025-09-25 | 阴 | 16°/9° | 0.0 mm |
| 2025-09-26 | 小雨 | 16°/9° | 3.5 mm |
| 2025-09-27 | 阴 | 18°/10° | 0.0 mm |
| 2025-09-28 | 阴 | 20°/13° | 0.0 mm |
| 2025-09-29 | 阴 | 19°/12° | 0.0 mm |
| 2025-09-30 | 小毛毛雨 | 17°/10° | 0.1 mm |
2025年09月汉诺威共记录 30 天，平均最高 20℃、最低 13℃，降水日 18 天。