| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 阵雨 | 31°/23° | 5.7 mm |
| 2025-12-02 | 阵雨 | 30°/23° | 8.0 mm |
| 2025-12-03 | 毛毛雨 | 30°/24° | 4.0 mm |
| 2025-12-04 | 小毛毛雨 | 30°/24° | 0.4 mm |
| 2025-12-05 | 小毛毛雨 | 30°/23° | 0.2 mm |
| 2025-12-06 | 小毛毛雨 | 29°/24° | 1.4 mm |
| 2025-12-07 | 阵雨 | 31°/23° | 5.8 mm |
| 2025-12-08 | 阵雨 | 28°/23° | 11.2 mm |
| 2025-12-09 | 毛毛雨 | 28°/23° | 4.0 mm |
| 2025-12-10 | 阵雨 | 27°/23° | 7.3 mm |
| 2025-12-11 | 阵雨 | 29°/23° | 12.2 mm |
| 2025-12-12 | 中阵雨 | 28°/23° | 18.4 mm |
| 2025-12-13 | 阵雨 | 28°/23° | 12.9 mm |
| 2025-12-14 | 阵雨 | 29°/23° | 8.9 mm |
| 2025-12-15 | 阵雨 | 30°/23° | 8.0 mm |
| 2025-12-16 | 阵雨 | 29°/23° | 12.2 mm |
| 2025-12-17 | 雷阵雨 | 29°/23° | 32.7 mm |
| 2025-12-18 | 中阵雨 | 29°/23° | 28.2 mm |
| 2025-12-19 | 阵雨 | 29°/23° | 12.1 mm |
| 2025-12-20 | 阵雨 | 29°/24° | 19.3 mm |
| 2025-12-21 | 阵雨 | 27°/23° | 14.3 mm |
| 2025-12-22 | 中阵雨 | 29°/23° | 15.4 mm |
| 2025-12-23 | 阵雨 | 29°/24° | 5.8 mm |
| 2025-12-24 | 毛毛雨 | 29°/24° | 3.0 mm |
| 2025-12-25 | 阵雨 | 30°/24° | 7.7 mm |
| 2025-12-26 | 阵雨 | 28°/23° | 4.9 mm |
| 2025-12-27 | 小毛毛雨 | 30°/24° | 0.1 mm |
| 2025-12-28 | 小毛毛雨 | 31°/23° | 1.0 mm |
| 2025-12-29 | 阵雨 | 30°/23° | 6.1 mm |
| 2025-12-30 | 阵雨 | 28°/23° | 12.3 mm |
| 2025-12-31 | 小毛毛雨 | 29°/22° | 0.7 mm |
2025年12月西瓦诺伊共记录 31 天，平均最高 29℃、最低 23℃，降水日 31 天。