| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-09-01 | 阴 | 19°/11° | 0.0 mm |
| 2025-09-02 | 阴 | 19°/11° | 0.0 mm |
| 2025-09-03 | 小毛毛雨 | 18°/13° | 0.5 mm |
| 2025-09-04 | 阴 | 20°/13° | 0.0 mm |
| 2025-09-05 | 阴 | 21°/14° | 0.0 mm |
| 2025-09-06 | 阵雨 | 24°/14° | 3.6 mm |
| 2025-09-07 | 阴 | 19°/15° | 0.0 mm |
| 2025-09-08 | 阵雨 | 22°/14° | 2.5 mm |
| 2025-09-09 | 大毛毛雨 | 21°/15° | 2.5 mm |
| 2025-09-10 | 阴 | 22°/14° | 0.0 mm |
| 2025-09-11 | 毛毛雨 | 23°/15° | 2.5 mm |
| 2025-09-12 | 大毛毛雨 | 18°/14° | 5.6 mm |
| 2025-09-13 | 小毛毛雨 | 17°/12° | 1.8 mm |
| 2025-09-14 | 小毛毛雨 | 18°/12° | 0.3 mm |
| 2025-09-15 | 中雨 | 16°/13° | 8.7 mm |
| 2025-09-16 | 大毛毛雨 | 16°/13° | 9.3 mm |
| 2025-09-17 | 阵雨 | 15°/12° | 11.9 mm |
| 2025-09-18 | 毛毛雨 | 15°/11° | 1.3 mm |
| 2025-09-19 | 毛毛雨 | 15°/10° | 2.6 mm |
| 2025-09-20 | 大毛毛雨 | 16°/12° | 3.2 mm |
| 2025-09-21 | 毛毛雨 | 17°/15° | 3.1 mm |
| 2025-09-22 | 毛毛雨 | 15°/10° | 1.3 mm |
| 2025-09-23 | 小毛毛雨 | 10°/7° | 1.8 mm |
| 2025-09-24 | 小毛毛雨 | 12°/6° | 0.6 mm |
| 2025-09-25 | 多云 | 14°/7° | 0.0 mm |
| 2025-09-26 | 阴 | 15°/8° | 0.0 mm |
| 2025-09-27 | 阴 | 15°/8° | 0.0 mm |
| 2025-09-28 | 阴 | 15°/7° | 0.0 mm |
| 2025-09-29 | 晴天 | 11°/5° | 0.0 mm |
| 2025-09-30 | 晴天 | 11°/3° | 0.0 mm |
2025年09月芬兰共记录 30 天，平均最高 16℃、最低 11℃，降水日 18 天。