| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 雾 | 11°/4° | 0.0 mm |
| 2025-12-02 | 雾 | 16°/5° | 0.0 mm |
| 2025-12-03 | 阴 | 12°/4° | 0.0 mm |
| 2025-12-04 | 雾 | 14°/2° | 0.0 mm |
| 2025-12-05 | 雾 | 15°/3° | 0.0 mm |
| 2025-12-06 | 雾 | 13°/3° | 0.0 mm |
| 2025-12-07 | 雾 | 11°/3° | 0.0 mm |
| 2025-12-08 | 雾 | 14°/6° | 0.0 mm |
| 2025-12-09 | 雾 | 15°/5° | 0.0 mm |
| 2025-12-10 | 雾 | 19°/9° | 0.0 mm |
| 2025-12-11 | 雾 | 20°/8° | 0.0 mm |
| 2025-12-12 | 雾 | 18°/8° | 0.0 mm |
| 2025-12-13 | 雾 | 14°/0° | 0.0 mm |
| 2025-12-14 | 雾 | 13°/1° | 0.0 mm |
| 2025-12-15 | 雾 | 12°/5° | 0.0 mm |
| 2025-12-16 | 大雨 | 9°/7° | 32.1 mm |
| 2025-12-17 | 大雨 | 11°/6° | 32.8 mm |
| 2025-12-18 | 小毛毛雨 | 10°/9° | 0.8 mm |
| 2025-12-19 | 大雨 | 10°/9° | 59.4 mm |
| 2025-12-20 | 中雨 | 10°/9° | 17.1 mm |
| 2025-12-21 | 大雨 | 13°/10° | 67.9 mm |
| 2025-12-22 | 大雨 | 12°/10° | 30.6 mm |
| 2025-12-23 | 大雨 | 14°/10° | 29.5 mm |
| 2025-12-24 | 强阵雨 | 12°/9° | 48.9 mm |
| 2025-12-25 | 中雨 | 10°/8° | 8.4 mm |
| 2025-12-26 | 小雪 | 8°/6° | 26.0 mm |
| 2025-12-27 | 阴 | 10°/4° | 0.0 mm |
| 2025-12-28 | 多云 | 10°/3° | 0.0 mm |
| 2025-12-29 | 晴天 | 15°/3° | 0.0 mm |
| 2025-12-30 | 雾 | 10°/1° | 0.0 mm |
| 2025-12-31 | 小毛毛雨 | 14°/5° | 0.4 mm |
2025年12月沙斯塔共记录 31 天，平均最高 12℃、最低 5℃，降水日 12 天。