| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-09-01 | 小雨 | 25°/16° | 2.2 mm |
| 2025-09-02 | 阴 | 25°/14° | 0.0 mm |
| 2025-09-03 | 阴 | 23°/17° | 0.0 mm |
| 2025-09-04 | 阴 | 27°/17° | 0.0 mm |
| 2025-09-05 | 雾 | 29°/17° | 0.0 mm |
| 2025-09-06 | 大雨 | 25°/19° | 9.0 mm |
| 2025-09-07 | 阴 | 26°/18° | 0.0 mm |
| 2025-09-08 | 阴 | 24°/14° | 0.0 mm |
| 2025-09-09 | 阴 | 24°/11° | 0.0 mm |
| 2025-09-10 | 晴间多云 | 26°/12° | 0.0 mm |
| 2025-09-11 | 多云 | 28°/13° | 0.0 mm |
| 2025-09-12 | 雾 | 27°/15° | 0.0 mm |
| 2025-09-13 | 雾 | 27°/15° | 0.0 mm |
| 2025-09-14 | 雾 | 27°/14° | 0.0 mm |
| 2025-09-15 | 雾 | 27°/16° | 0.0 mm |
| 2025-09-16 | 雾 | 26°/15° | 0.0 mm |
| 2025-09-17 | 晴间多云 | 27°/15° | 0.0 mm |
| 2025-09-18 | 阴 | 28°/15° | 0.0 mm |
| 2025-09-19 | 雾 | 29°/16° | 0.0 mm |
| 2025-09-20 | 阴 | 29°/16° | 0.0 mm |
| 2025-09-21 | 阴 | 26°/16° | 0.0 mm |
| 2025-09-22 | 阴 | 27°/17° | 0.0 mm |
| 2025-09-23 | 阴 | 27°/17° | 0.0 mm |
| 2025-09-24 | 阴 | 28°/18° | 0.0 mm |
| 2025-09-25 | 大雨 | 26°/19° | 31.0 mm |
| 2025-09-26 | 强阵雨 | 26°/18° | 14.0 mm |
| 2025-09-27 | 大雨 | 25°/17° | 15.1 mm |
| 2025-09-28 | 雾 | 26°/15° | 0.0 mm |
| 2025-09-29 | 雾 | 24°/17° | 0.0 mm |
| 2025-09-30 | 小毛毛雨 | 23°/17° | 0.4 mm |
2025年09月海伦共记录 30 天，平均最高 26℃、最低 15℃，降水日 6 天。