| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 雷阵雨 | 31°/23° | 26.1 mm |
| 2025-12-02 | 毛毛雨 | 31°/23° | 3.2 mm |
| 2025-12-03 | 毛毛雨 | 31°/23° | 1.8 mm |
| 2025-12-04 | 大毛毛雨 | 28°/24° | 4.6 mm |
| 2025-12-05 | 强阵雨 | 25°/23° | 330.4 mm |
| 2025-12-06 | 雷阵雨 | 27°/24° | 28.9 mm |
| 2025-12-07 | 雷阵雨 | 30°/24° | 5.0 mm |
| 2025-12-08 | 阵雨 | 32°/24° | 1.3 mm |
| 2025-12-09 | 阴 | 32°/23° | 0.0 mm |
| 2025-12-10 | 大毛毛雨 | 31°/23° | 4.3 mm |
| 2025-12-11 | 小毛毛雨 | 31°/23° | 0.7 mm |
| 2025-12-12 | 小毛毛雨 | 31°/24° | 1.0 mm |
| 2025-12-13 | 阴 | 30°/23° | 0.0 mm |
| 2025-12-14 | 小毛毛雨 | 30°/23° | 0.3 mm |
| 2025-12-15 | 阴 | 31°/23° | 0.0 mm |
| 2025-12-16 | 小毛毛雨 | 30°/24° | 0.2 mm |
| 2025-12-17 | 阴 | 31°/24° | 0.0 mm |
| 2025-12-18 | 毛毛雨 | 29°/24° | 1.3 mm |
| 2025-12-19 | 中阵雨 | 30°/23° | 7.7 mm |
| 2025-12-20 | 强阵雨 | 25°/23° | 62.8 mm |
| 2025-12-21 | 阵雨 | 28°/23° | 10.7 mm |
| 2025-12-22 | 阵雨 | 30°/23° | 10.0 mm |
| 2025-12-23 | 阵雨 | 29°/22° | 13.5 mm |
| 2025-12-24 | 阵雨 | 31°/22° | 7.6 mm |
| 2025-12-25 | 雷阵雨 | 28°/23° | 15.1 mm |
| 2025-12-26 | 阵雨 | 30°/23° | 5.5 mm |
| 2025-12-27 | 小毛毛雨 | 30°/23° | 0.6 mm |
| 2025-12-28 | 大毛毛雨 | 31°/23° | 4.1 mm |
| 2025-12-29 | 中阵雨 | 31°/22° | 13.9 mm |
| 2025-12-30 | 雷阵雨 | 31°/23° | 15.3 mm |
| 2025-12-31 | 阵雨 | 30°/23° | 6.4 mm |
2025年12月圣塞巴斯蒂安自治市共记录 31 天，平均最高 29℃、最低 23℃，降水日 27 天。