| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-09-01 | 阴 | 21°/11° | 0.0 mm |
| 2025-09-02 | 阴 | 22°/13° | 0.0 mm |
| 2025-09-03 | 阴 | 21°/14° | 0.0 mm |
| 2025-09-04 | 阴 | 20°/13° | 0.0 mm |
| 2025-09-05 | 雾 | 17°/12° | 0.0 mm |
| 2025-09-06 | 雾 | 16°/12° | 0.0 mm |
| 2025-09-07 | 阴 | 16°/11° | 0.0 mm |
| 2025-09-08 | 阴 | 15°/11° | 0.0 mm |
| 2025-09-09 | 阴 | 15°/10° | 0.0 mm |
| 2025-09-10 | 中雨 | 13°/11° | 19.2 mm |
| 2025-09-11 | 阵雨 | 13°/11° | 32.8 mm |
| 2025-09-12 | 毛毛雨 | 14°/9° | 5.3 mm |
| 2025-09-13 | 阴 | 14°/8° | 0.0 mm |
| 2025-09-14 | 阴 | 15°/8° | 0.0 mm |
| 2025-09-15 | 中雨 | 11°/10° | 10.4 mm |
| 2025-09-16 | 中雨 | 19°/10° | 14.9 mm |
| 2025-09-17 | 中阵雨 | 13°/8° | 21.5 mm |
| 2025-09-18 | 小雨 | 10°/9° | 18.1 mm |
| 2025-09-19 | 阵雨 | 13°/9° | 35.5 mm |
| 2025-09-20 | 强阵雨 | 12°/9° | 72.3 mm |
| 2025-09-21 | 中阵雨 | 11°/9° | 35.4 mm |
| 2025-09-22 | 中阵雨 | 10°/8° | 33.2 mm |
| 2025-09-23 | 阵雨 | 11°/7° | 14.5 mm |
| 2025-09-24 | 毛毛雨 | 11°/7° | 3.6 mm |
| 2025-09-25 | 阵雨 | 10°/7° | 12.1 mm |
| 2025-09-26 | 中阵雨 | 10°/6° | 22.3 mm |
| 2025-09-27 | 中阵雨 | 10°/7° | 32.7 mm |
| 2025-09-28 | 阴 | 13°/6° | 0.0 mm |
| 2025-09-29 | 中阵雨 | 12°/6° | 4.0 mm |
| 2025-09-30 | 阴 | 12°/5° | 0.0 mm |
2025年09月彼得斯堡共记录 30 天，平均最高 14℃、最低 9℃，降水日 17 天。