| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-09-01 | 晴天 | 26°/17° | 0.0 mm |
| 2026-09-02 | 晴天 | 25°/14° | 0.0 mm |
| 2026-09-03 | 晴天 | 25°/14° | 0.0 mm |
| 2026-09-04 | 阴 | 26°/14° | 0.0 mm |
| 2026-09-05 | 阴 | 25°/17° | 0.0 mm |
| 2026-09-06 | 阴 | 26°/16° | 0.0 mm |
| 2026-09-07 | 小毛毛雨 | 26°/17° | 0.1 mm |
| 2026-09-08 | 阴 | 19°/15° | 0.0 mm |
| 2026-09-09 | 阴 | 21°/12° | 0.0 mm |
| 2026-09-10 | 晴天 | 22°/9° | 0.0 mm |
| 2026-09-11 | 阴 | 23°/12° | 0.0 mm |
| 2026-09-12 | 阴 | 24°/15° | 0.0 mm |
| 2026-09-13 | 毛毛雨 | 25°/16° | 2.0 mm |
| 2026-09-14 | 晴间多云 | 21°/11° | 0.0 mm |
| 2026-09-15 | 晴天 | 22°/10° | 0.0 mm |
| 2026-09-16 | 晴天 | 23°/12° | 0.0 mm |
| 2026-09-17 | 阴 | 24°/13° | 0.0 mm |
| 2026-09-18 | 阴 | 25°/14° | 0.0 mm |
| 2026-09-19 | 阴 | 23°/14° | 0.0 mm |
| 2026-09-20 | 阴 | 25°/15° | 0.0 mm |
| 2026-09-21 | 阴 | 26°/14° | 0.0 mm |
| 2026-09-22 | 晴天 | 27°/13° | 0.0 mm |
| 2026-09-23 | 晴间多云 | 24°/15° | 0.0 mm |
| 2026-09-24 | 阴 | 24°/16° | 0.0 mm |
| 2026-09-25 | 毛毛雨 | 23°/16° | 1.5 mm |
| 2026-09-26 | 大毛毛雨 | 23°/16° | 4.1 mm |
| 2026-09-27 | 阵雨 | 19°/13° | 3.9 mm |
| 2026-09-28 | 晴天 | 20°/10° | 0.0 mm |
| 2026-09-29 | 阵雨 | 21°/10° | 4.6 mm |
| 2026-09-30 | 小雨 | 18°/10° | 6.7 mm |
2026年09月永川共记录 30 天，平均最高 23℃、最低 13℃，降水日 7 天。