| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-09-01 | 晴间多云 | 35°/22° | 0.0 mm |
| 2026-09-02 | 阴 | 36°/22° | 0.0 mm |
| 2026-09-03 | 多云 | 36°/22° | 0.0 mm |
| 2026-09-04 | 阴 | 35°/23° | 0.0 mm |
| 2026-09-05 | 阴 | 35°/21° | 0.0 mm |
| 2026-09-06 | 雾 | 28°/21° | 0.0 mm |
| 2026-09-07 | 阴 | 30°/18° | 0.0 mm |
| 2026-09-08 | 晴间多云 | 30°/15° | 0.0 mm |
| 2026-09-09 | 阴 | 30°/14° | 0.0 mm |
| 2026-09-10 | 阴 | 33°/19° | 0.0 mm |
| 2026-09-11 | 阴 | 35°/21° | 0.0 mm |
| 2026-09-12 | 雾 | 32°/21° | 0.0 mm |
| 2026-09-13 | 小毛毛雨 | 32°/23° | 0.4 mm |
| 2026-09-14 | 晴间多云 | 34°/21° | 0.0 mm |
| 2026-09-15 | 晴间多云 | 29°/18° | 0.0 mm |
| 2026-09-16 | 晴间多云 | 29°/15° | 0.0 mm |
| 2026-09-17 | 晴天 | 33°/16° | 0.0 mm |
| 2026-09-18 | 毛毛雨 | 34°/22° | 0.7 mm |
| 2026-09-19 | 阴 | 31°/22° | 0.0 mm |
| 2026-09-20 | 多云 | 31°/17° | 0.0 mm |
| 2026-09-21 | 毛毛雨 | 33°/19° | 0.7 mm |
| 2026-09-22 | 大雨 | 28°/19° | 36.1 mm |
| 2026-09-23 | 毛毛雨 | 19°/17° | 0.7 mm |
| 2026-09-24 | 毛毛雨 | 18°/16° | 0.7 mm |
| 2026-09-25 | 阴 | 22°/12° | 0.0 mm |
| 2026-09-26 | 晴天 | 26°/10° | 0.0 mm |
| 2026-09-27 | 阴 | 27°/12° | 0.0 mm |
| 2026-09-28 | 多云 | 27°/12° | 0.0 mm |
| 2026-09-29 | 多云 | 27°/15° | 0.0 mm |
| 2026-09-30 | 阴 | 29°/15° | 0.0 mm |
2026年09月约翰斯顿共记录 30 天，平均最高 30℃、最低 18℃，降水日 6 天。