| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-09-01 | 阴 | 20°/11° | 0.0 mm |
| 2026-09-02 | 小毛毛雨 | 18°/11° | 0.6 mm |
| 2026-09-03 | 小毛毛雨 | 18°/13° | 0.8 mm |
| 2026-09-04 | 小毛毛雨 | 19°/13° | 0.6 mm |
| 2026-09-05 | 小毛毛雨 | 20°/13° | 1.1 mm |
| 2026-09-06 | 小毛毛雨 | 20°/14° | 2.5 mm |
| 2026-09-07 | 毛毛雨 | 20°/15° | 5.2 mm |
| 2026-09-08 | 阵雨 | 16°/15° | 17.3 mm |
| 2026-09-09 | 阵雨 | 16°/14° | 25.2 mm |
| 2026-09-10 | 中阵雨 | 13°/12° | 19.8 mm |
| 2026-09-11 | 小毛毛雨 | 11°/10° | 2.1 mm |
| 2026-09-12 | 毛毛雨 | 11°/11° | 2.9 mm |
| 2026-09-13 | 小雨 | 13°/10° | 3.9 mm |
| 2026-09-14 | 大毛毛雨 | 14°/10° | 6.5 mm |
| 2026-09-15 | 毛毛雨 | 11°/11° | 3.8 mm |
| 2026-09-16 | 小毛毛雨 | 13°/11° | 0.7 mm |
| 2026-09-17 | 小毛毛雨 | 15°/12° | 3.4 mm |
| 2026-09-18 | 毛毛雨 | 13°/12° | 5.2 mm |
| 2026-09-19 | 小毛毛雨 | 13°/13° | 2.4 mm |
| 2026-09-20 | 小毛毛雨 | 13°/13° | 1.8 mm |
| 2026-09-21 | 毛毛雨 | 15°/13° | 2.5 mm |
| 2026-09-22 | 小毛毛雨 | 15°/13° | 2.0 mm |
| 2026-09-23 | 阵雨 | 17°/11° | 10.2 mm |
| 2026-09-24 | 小毛毛雨 | 14°/13° | 1.9 mm |
| 2026-09-25 | 小毛毛雨 | 16°/13° | 2.8 mm |
| 2026-09-26 | 毛毛雨 | 17°/13° | 4.7 mm |
| 2026-09-27 | 小毛毛雨 | 15°/14° | 1.5 mm |
| 2026-09-28 | 毛毛雨 | 14°/13° | 5.1 mm |
| 2026-09-29 | 小毛毛雨 | 19°/12° | 0.4 mm |
| 2026-09-30 | 毛毛雨 | 15°/13° | 2.2 mm |
2026年09月三江风景名胜区共记录 30 天，平均最高 15℃、最低 12℃，降水日 29 天。