| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-09-01 | 大毛毛雨 | 28°/20° | 2.9 mm |
| 2026-09-02 | 小毛毛雨 | 30°/19° | 1.0 mm |
| 2026-09-03 | 雷阵雨 | 25°/19° | 15.0 mm |
| 2026-09-04 | 阵雨 | 23°/16° | 13.1 mm |
| 2026-09-05 | 中雨 | 26°/16° | 6.8 mm |
| 2026-09-06 | 中雨 | 20°/16° | 18.4 mm |
| 2026-09-07 | 强阵雨 | 21°/17° | 79.4 mm |
| 2026-09-08 | 阵雨 | 27°/20° | 18.8 mm |
| 2026-09-09 | 强阵雨 | 24°/18° | 39.0 mm |
| 2026-09-10 | 小雨 | 23°/16° | 6.7 mm |
| 2026-09-11 | 中阵雨 | 22°/19° | 26.9 mm |
| 2026-09-12 | 毛毛雨 | 26°/19° | 7.5 mm |
| 2026-09-13 | 毛毛雨 | 25°/18° | 5.9 mm |
| 2026-09-14 | 大毛毛雨 | 28°/17° | 4.4 mm |
| 2026-09-15 | 强阵雨 | 22°/17° | 42.4 mm |
| 2026-09-16 | 中阵雨 | 20°/17° | 17.3 mm |
| 2026-09-17 | 小毛毛雨 | 24°/16° | 1.0 mm |
| 2026-09-18 | 小毛毛雨 | 26°/16° | 0.2 mm |
| 2026-09-19 | 小毛毛雨 | 28°/15° | 0.4 mm |
| 2026-09-20 | 毛毛雨 | 24°/18° | 2.2 mm |
| 2026-09-21 | 小雨 | 23°/18° | 4.9 mm |
| 2026-09-22 | 雾 | 26°/15° | 0.0 mm |
| 2026-09-23 | 小毛毛雨 | 25°/15° | 1.6 mm |
| 2026-09-24 | 小毛毛雨 | 27°/15° | 0.2 mm |
| 2026-09-25 | 毛毛雨 | 24°/16° | 2.7 mm |
| 2026-09-26 | 小雨 | 17°/14° | 12.3 mm |
| 2026-09-27 | 中阵雨 | 22°/15° | 9.4 mm |
| 2026-09-28 | 强阵雨 | 20°/17° | 56.6 mm |
| 2026-09-29 | 阵雨 | 17°/14° | 41.0 mm |
| 2026-09-30 | 小毛毛雨 | 25°/13° | 0.6 mm |
2026年09月饭岛町共记录 30 天，平均最高 23℃、最低 16℃，降水日 29 天。