| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-09-01 | 毛毛雨 | 28°/22° | 3.6 mm |
| 2026-09-02 | 阵雨 | 24°/21° | 21.1 mm |
| 2026-09-03 | 中阵雨 | 24°/21° | 17.5 mm |
| 2026-09-04 | 阴 | 27°/23° | 0.0 mm |
| 2026-09-05 | 阴 | 31°/22° | 0.0 mm |
| 2026-09-06 | 阴 | 30°/23° | 0.0 mm |
| 2026-09-07 | 阴 | 31°/22° | 0.0 mm |
| 2026-09-08 | 阴 | 30°/22° | 0.0 mm |
| 2026-09-09 | 小毛毛雨 | 29°/22° | 0.6 mm |
| 2026-09-10 | 阴 | 27°/21° | 0.0 mm |
| 2026-09-11 | 阴 | 28°/19° | 0.0 mm |
| 2026-09-12 | 阴 | 29°/22° | 0.0 mm |
| 2026-09-13 | 阴 | 32°/23° | 0.0 mm |
| 2026-09-14 | 阴 | 32°/24° | 0.0 mm |
| 2026-09-15 | 阴 | 31°/23° | 0.0 mm |
| 2026-09-16 | 阴 | 32°/23° | 0.0 mm |
| 2026-09-17 | 阴 | 32°/23° | 0.0 mm |
| 2026-09-18 | 阴 | 32°/21° | 0.0 mm |
| 2026-09-19 | 阴 | 32°/23° | 0.0 mm |
| 2026-09-20 | 阴 | 33°/24° | 0.0 mm |
| 2026-09-21 | 小毛毛雨 | 32°/25° | 0.2 mm |
| 2026-09-22 | 阵雨 | 30°/23° | 5.6 mm |
| 2026-09-23 | 大毛毛雨 | 28°/22° | 1.9 mm |
| 2026-09-24 | 多云 | 34°/24° | 0.0 mm |
| 2026-09-25 | 阴 | 35°/26° | 0.0 mm |
| 2026-09-26 | 大毛毛雨 | 35°/26° | 2.8 mm |
| 2026-09-27 | 中阵雨 | 35°/25° | 7.3 mm |
| 2026-09-28 | 毛毛雨 | 35°/25° | 1.8 mm |
| 2026-09-29 | 毛毛雨 | 35°/24° | 3.2 mm |
| 2026-09-30 | 小毛毛雨 | 33°/24° | 0.6 mm |
2026年09月南昌市共记录 30 天，平均最高 30℃、最低 22℃，降水日 12 天。