| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-09-01 | 阵雨 | 26°/19° | 5.0 mm |
| 2026-09-02 | 晴间多云 | 26°/18° | 0.0 mm |
| 2026-09-03 | 晴天 | 26°/16° | 0.0 mm |
| 2026-09-04 | 阴 | 27°/17° | 0.0 mm |
| 2026-09-05 | 阴 | 25°/16° | 0.0 mm |
| 2026-09-06 | 阴 | 26°/16° | 0.0 mm |
| 2026-09-07 | 阴 | 25°/14° | 0.0 mm |
| 2026-09-08 | 小毛毛雨 | 25°/16° | 0.8 mm |
| 2026-09-09 | 小雨 | 23°/16° | 3.5 mm |
| 2026-09-10 | 阴 | 22°/14° | 0.0 mm |
| 2026-09-11 | 阴 | 23°/13° | 0.0 mm |
| 2026-09-12 | 阴 | 26°/14° | 0.0 mm |
| 2026-09-13 | 阴 | 24°/16° | 0.0 mm |
| 2026-09-14 | 小毛毛雨 | 23°/14° | 0.3 mm |
| 2026-09-15 | 晴天 | 23°/12° | 0.0 mm |
| 2026-09-16 | 阴 | 25°/12° | 0.0 mm |
| 2026-09-17 | 阴 | 25°/14° | 0.0 mm |
| 2026-09-18 | 阴 | 25°/14° | 0.0 mm |
| 2026-09-19 | 阴 | 26°/16° | 0.0 mm |
| 2026-09-20 | 阴 | 24°/15° | 0.0 mm |
| 2026-09-21 | 阴 | 26°/16° | 0.0 mm |
| 2026-09-22 | 晴天 | 27°/16° | 0.0 mm |
| 2026-09-23 | 阴 | 26°/16° | 0.0 mm |
| 2026-09-24 | 阴 | 24°/16° | 0.0 mm |
| 2026-09-25 | 大毛毛雨 | 22°/17° | 3.4 mm |
| 2026-09-26 | 阴 | 24°/15° | 0.0 mm |
| 2026-09-27 | 大毛毛雨 | 24°/16° | 3.4 mm |
| 2026-09-28 | 小毛毛雨 | 21°/14° | 0.1 mm |
| 2026-09-29 | 晴间多云 | 23°/12° | 0.0 mm |
| 2026-09-30 | 阵雨 | 22°/13° | 10.0 mm |
2026年09月大同共记录 30 天，平均最高 24℃、最低 15℃，降水日 8 天。