| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-12-01 | 大毛毛雨 | 15°/9° | 2.5 mm |
| 2025-12-02 | 雾 | 12°/3° | 0.0 mm |
| 2025-12-03 | 雾 | 11°/3° | 0.0 mm |
| 2025-12-04 | 大雨 | 14°/9° | 25.1 mm |
| 2025-12-05 | 雾 | 10°/8° | 0.0 mm |
| 2025-12-06 | 中雨 | 12°/8° | 4.4 mm |
| 2025-12-07 | 雾 | 19°/12° | 0.0 mm |
| 2025-12-08 | 中雨 | 15°/8° | 7.2 mm |
| 2025-12-09 | 阴 | 12°/6° | 0.0 mm |
| 2025-12-10 | 阴 | 20°/3° | 0.0 mm |
| 2025-12-11 | 多云 | 15°/6° | 0.0 mm |
| 2025-12-12 | 阴 | 23°/7° | 0.0 mm |
| 2025-12-13 | 雾 | 24°/14° | 0.0 mm |
| 2025-12-14 | 中雨 | 16°/2° | 11.9 mm |
| 2025-12-15 | 晴天 | 7°/0° | 0.0 mm |
| 2025-12-16 | 阴 | 15°/0° | 0.0 mm |
| 2025-12-17 | 雾 | 17°/10° | 0.0 mm |
| 2025-12-18 | 雾 | 24°/12° | 0.0 mm |
| 2025-12-19 | 阴 | 18°/8° | 0.0 mm |
| 2025-12-20 | 阴 | 22°/6° | 0.0 mm |
| 2025-12-21 | 雾 | 26°/16° | 0.0 mm |
| 2025-12-22 | 大雨 | 24°/17° | 12.6 mm |
| 2025-12-23 | 雾 | 24°/14° | 0.0 mm |
| 2025-12-24 | 雾 | 23°/14° | 0.0 mm |
| 2025-12-25 | 雾 | 24°/15° | 0.0 mm |
| 2025-12-26 | 雾 | 25°/15° | 0.0 mm |
| 2025-12-27 | 雾 | 24°/18° | 0.0 mm |
| 2025-12-28 | 阴 | 25°/17° | 0.0 mm |
| 2025-12-29 | 雾 | 18°/4° | 0.0 mm |
| 2025-12-30 | 多云 | 9°/1° | 0.0 mm |
| 2025-12-31 | 晴天 | 13°/0° | 0.0 mm |
2025年12月圣詹姆斯共记录 31 天，平均最高 17℃、最低 8℃，降水日 6 天。