| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 雷阵雨 | 26°/23° | 18.8 mm |
| 2025-12-02 | 阵雨 | 26°/25° | 9.2 mm |
| 2025-12-03 | 大毛毛雨 | 26°/25° | 6.4 mm |
| 2025-12-04 | 阵雨 | 25°/24° | 10.5 mm |
| 2025-12-05 | 毛毛雨 | 25°/25° | 1.1 mm |
| 2025-12-06 | 晴间多云 | 26°/24° | 0.0 mm |
| 2025-12-07 | 阴 | 26°/25° | 0.0 mm |
| 2025-12-08 | 阴 | 26°/25° | 0.0 mm |
| 2025-12-09 | 中阵雨 | 26°/25° | 2.7 mm |
| 2025-12-10 | 阵雨 | 27°/25° | 2.9 mm |
| 2025-12-11 | 阴 | 26°/26° | 0.0 mm |
| 2025-12-12 | 阴 | 26°/26° | 0.0 mm |
| 2025-12-13 | 中阵雨 | 26°/25° | 18.0 mm |
| 2025-12-14 | 雷阵雨 | 26°/24° | 19.2 mm |
| 2025-12-15 | 大毛毛雨 | 26°/25° | 3.0 mm |
| 2025-12-16 | 阵雨 | 26°/25° | 10.0 mm |
| 2025-12-17 | 雷阵雨 | 26°/25° | 21.9 mm |
| 2025-12-18 | 小毛毛雨 | 26°/25° | 0.9 mm |
| 2025-12-19 | 阴 | 26°/25° | 0.0 mm |
| 2025-12-20 | 阵雨 | 26°/25° | 3.1 mm |
| 2025-12-21 | 小毛毛雨 | 27°/25° | 0.2 mm |
| 2025-12-22 | 大毛毛雨 | 27°/26° | 2.1 mm |
| 2025-12-23 | 小毛毛雨 | 27°/26° | 0.5 mm |
| 2025-12-24 | 阴 | 27°/26° | 0.0 mm |
| 2025-12-25 | 小毛毛雨 | 26°/26° | 0.2 mm |
| 2025-12-26 | 阵雨 | 26°/25° | 4.9 mm |
| 2025-12-27 | 毛毛雨 | 26°/25° | 0.9 mm |
| 2025-12-28 | 雷阵雨 | 26°/24° | 40.7 mm |
| 2025-12-29 | 中阵雨 | 25°/25° | 7.0 mm |
| 2025-12-30 | 雷阵雨 | 26°/25° | 20.1 mm |
| 2025-12-31 | 阴 | 26°/25° | 0.0 mm |
2025年12月西姆共记录 31 天，平均最高 26℃、最低 25℃，降水日 23 天。