| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-09-01 | 阵雨 | 31°/23° | 6.9 mm |
| 2025-09-02 | 中阵雨 | 29°/23° | 10.1 mm |
| 2025-09-03 | 中阵雨 | 33°/23° | 8.6 mm |
| 2025-09-04 | 中阵雨 | 28°/23° | 17.8 mm |
| 2025-09-05 | 阵雨 | 30°/22° | 13.7 mm |
| 2025-09-06 | 阵雨 | 34°/23° | 6.2 mm |
| 2025-09-07 | 中阵雨 | 32°/22° | 23.3 mm |
| 2025-09-08 | 毛毛雨 | 26°/22° | 1.2 mm |
| 2025-09-09 | 毛毛雨 | 31°/23° | 1.2 mm |
| 2025-09-10 | 毛毛雨 | 33°/23° | 1.3 mm |
| 2025-09-11 | 中阵雨 | 32°/23° | 14.9 mm |
| 2025-09-12 | 中阵雨 | 24°/22° | 9.8 mm |
| 2025-09-13 | 阵雨 | 29°/22° | 2.9 mm |
| 2025-09-14 | 阵雨 | 32°/22° | 6.3 mm |
| 2025-09-15 | 阵雨 | 32°/22° | 6.4 mm |
| 2025-09-16 | 中阵雨 | 33°/22° | 12.2 mm |
| 2025-09-17 | 小毛毛雨 | 32°/23° | 0.2 mm |
| 2025-09-18 | 小毛毛雨 | 35°/23° | 0.3 mm |
| 2025-09-19 | 阵雨 | 32°/23° | 14.3 mm |
| 2025-09-20 | 阵雨 | 34°/23° | 7.1 mm |
| 2025-09-21 | 大毛毛雨 | 33°/23° | 5.2 mm |
| 2025-09-22 | 阵雨 | 33°/23° | 5.6 mm |
| 2025-09-23 | 阵雨 | 35°/22° | 8.7 mm |
| 2025-09-24 | 中阵雨 | 34°/23° | 10.2 mm |
| 2025-09-25 | 中阵雨 | 34°/23° | 13.5 mm |
| 2025-09-26 | 阴 | 34°/22° | 0.0 mm |
| 2025-09-27 | 中阵雨 | 33°/22° | 19.9 mm |
| 2025-09-28 | 中阵雨 | 28°/22° | 9.9 mm |
| 2025-09-29 | 大毛毛雨 | 29°/22° | 1.7 mm |
| 2025-09-30 | 小毛毛雨 | 33°/22° | 0.2 mm |
2025年09月西雅克县共记录 30 天，平均最高 31℃、最低 22℃，降水日 29 天。