| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-09-01 | 阵雨 | 30°/23° | 5.3 mm |
| 2025-09-02 | 毛毛雨 | 29°/23° | 1.8 mm |
| 2025-09-03 | 阵雨 | 32°/22° | 13.4 mm |
| 2025-09-04 | 大毛毛雨 | 30°/23° | 4.6 mm |
| 2025-09-05 | 毛毛雨 | 32°/23° | 0.7 mm |
| 2025-09-06 | 阴 | 33°/23° | 0.0 mm |
| 2025-09-07 | 阵雨 | 28°/23° | 3.9 mm |
| 2025-09-08 | 阵雨 | 33°/23° | 6.7 mm |
| 2025-09-09 | 阵雨 | 30°/23° | 3.8 mm |
| 2025-09-10 | 阵雨 | 33°/24° | 6.1 mm |
| 2025-09-11 | 中阵雨 | 29°/23° | 25.5 mm |
| 2025-09-12 | 中阵雨 | 28°/22° | 9.9 mm |
| 2025-09-13 | 阵雨 | 26°/23° | 4.7 mm |
| 2025-09-14 | 小毛毛雨 | 33°/22° | 0.4 mm |
| 2025-09-15 | 大毛毛雨 | 33°/22° | 4.1 mm |
| 2025-09-16 | 小毛毛雨 | 31°/24° | 0.1 mm |
| 2025-09-17 | 强阵雨 | 29°/22° | 67.0 mm |
| 2025-09-18 | 小毛毛雨 | 32°/23° | 0.9 mm |
| 2025-09-19 | 大毛毛雨 | 33°/23° | 5.9 mm |
| 2025-09-20 | 毛毛雨 | 34°/23° | 4.4 mm |
| 2025-09-21 | 大毛毛雨 | 33°/23° | 3.8 mm |
| 2025-09-22 | 大毛毛雨 | 32°/23° | 2.8 mm |
| 2025-09-23 | 小毛毛雨 | 34°/23° | 0.4 mm |
| 2025-09-24 | 大毛毛雨 | 32°/24° | 4.2 mm |
| 2025-09-25 | 阵雨 | 28°/23° | 5.5 mm |
| 2025-09-26 | 毛毛雨 | 31°/23° | 0.8 mm |
| 2025-09-27 | 中阵雨 | 33°/23° | 12.4 mm |
| 2025-09-28 | 阵雨 | 29°/23° | 5.9 mm |
| 2025-09-29 | 毛毛雨 | 28°/23° | 1.0 mm |
| 2025-09-30 | 阵雨 | 32°/23° | 4.1 mm |
2025年09月三合港共记录 30 天，平均最高 31℃、最低 22℃，降水日 29 天。