| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2024-09-01 | 阴 | 24°/10° | 0.0 mm |
| 2024-09-02 | 小毛毛雨 | 16°/11° | 1.1 mm |
| 2024-09-03 | 小毛毛雨 | 17°/8° | 0.5 mm |
| 2024-09-04 | 阴 | 19°/6° | 0.0 mm |
| 2024-09-05 | 阴 | 20°/7° | 0.2 mm |
| 2024-09-06 | 毛毛雨 | 22°/9° | 0.0 mm |
| 2024-09-07 | 小毛毛雨 | 21°/10° | 0.0 mm |
| 2024-09-08 | 毛毛雨 | 10°/8° | 13.1 mm |
| 2024-09-09 | 小毛毛雨 | 17°/6° | 0.2 mm |
| 2024-09-10 | 毛毛雨 | 12°/6° | 0.0 mm |
| 2024-09-11 | 毛毛雨 | 8°/4° | 0.2 mm |
| 2024-09-12 | 阴 | 11°/4° | 0.0 mm |
| 2024-09-13 | 阴 | 15°/2° | 0.0 mm |
| 2024-09-14 | 阴 | 18°/5° | 0.0 mm |
| 2024-09-15 | 小雨 | 12°/7° | 22.9 mm |
| 2024-09-16 | 小毛毛雨 | 9°/5° | 0.4 mm |
| 2024-09-17 | 毛毛雨 | 7°/3° | 0.0 mm |
| 2024-09-18 | 小毛毛雨 | 9°/2° | 0.0 mm |
| 2024-09-19 | 阴 | 10°/0° | 0.0 mm |
| 2024-09-20 | 阴 | 14°/1° | 0.0 mm |
| 2024-09-21 | 阴 | 18°/4° | 0.0 mm |
| 2024-09-22 | 阴 | 17°/6° | 0.0 mm |
| 2024-09-23 | 小毛毛雨 | 18°/7° | 0.3 mm |
| 2024-09-24 | 阴 | 21°/6° | 0.0 mm |
| 2024-09-25 | 小毛毛雨 | 9°/4° | 0.3 mm |
| 2024-09-26 | 大毛毛雨 | 9°/3° | 7.8 mm |
| 2024-09-27 | 毛毛雨 | 8°/2° | 0.3 mm |
| 2024-09-28 | 小毛毛雨 | 5°/1° | 1.1 mm |
| 2024-09-29 | 小雪 | 5°/0° | 2.3 mm |
| 2024-09-30 | 阴 | 7°/0° | 0.1 mm |
2024年09月伊尔库茨克共记录 30 天，平均最高 13℃、最低 4℃，降水日 20 天。