| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-09-01 | 小毛毛雨 | 32°/24° | 0.2 mm |
| 2026-09-02 | 雷阵雨 | 33°/23° | 1.8 mm |
| 2026-09-03 | 雷阵雨 | 26°/22° | 15.8 mm |
| 2026-09-04 | 阵雨 | 22°/21° | 24.3 mm |
| 2026-09-05 | 毛毛雨 | 27°/19° | 1.9 mm |
| 2026-09-06 | 小毛毛雨 | 27°/20° | 0.5 mm |
| 2026-09-07 | 小毛毛雨 | 28°/21° | 0.5 mm |
| 2026-09-08 | 强阵雨 | 23°/21° | 51.1 mm |
| 2026-09-09 | 中阵雨 | 23°/20° | 38.7 mm |
| 2026-09-10 | 阴 | 24°/18° | 0.0 mm |
| 2026-09-11 | 小毛毛雨 | 27°/20° | 0.4 mm |
| 2026-09-12 | 阵雨 | 25°/20° | 1.9 mm |
| 2026-09-13 | 雷阵雨 | 30°/21° | 8.0 mm |
| 2026-09-14 | 雷阵雨 | 29°/20° | 13.1 mm |
| 2026-09-15 | 中阵雨 | 24°/20° | 13.9 mm |
| 2026-09-16 | 阵雨 | 23°/19° | 4.7 mm |
| 2026-09-17 | 阴 | 27°/17° | 0.0 mm |
| 2026-09-18 | 阵雨 | 28°/19° | 5.7 mm |
| 2026-09-19 | 毛毛雨 | 29°/20° | 2.4 mm |
| 2026-09-20 | 小毛毛雨 | 28°/20° | 0.1 mm |
| 2026-09-21 | 小毛毛雨 | 23°/19° | 0.1 mm |
| 2026-09-22 | 晴天 | 27°/17° | 0.0 mm |
| 2026-09-23 | 阴 | 27°/16° | 0.0 mm |
| 2026-09-24 | 阴 | 29°/19° | 0.0 mm |
| 2026-09-25 | 阴 | 26°/18° | 0.0 mm |
| 2026-09-26 | 毛毛雨 | 22°/19° | 4.2 mm |
| 2026-09-27 | 强阵雨 | 21°/18° | 37.7 mm |
| 2026-09-28 | 强阵雨 | 21°/18° | 48.6 mm |
| 2026-09-29 | 中阵雨 | 19°/17° | 31.6 mm |
| 2026-09-30 | 晴天 | 25°/14° | 0.0 mm |
2026年09月冈山市共记录 30 天，平均最高 25℃、最低 19℃，降水日 23 天。