| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-01-01 | 阴 | 8°/1° | 0.0 mm |
| 2025-01-02 | 中雪 | 8°/2° | 14.6 mm |
| 2025-01-03 | 中雪 | 1°/-3° | 1.2 mm |
| 2025-01-04 | 中雪 | 2°/-4° | 4.7 mm |
| 2025-01-05 | 中雨 | 11°/3° | 21.8 mm |
| 2025-01-06 | 阵雨 | 10°/5° | 10.7 mm |
| 2025-01-07 | 小阵雪 | 5°/3° | 2.7 mm |
| 2025-01-08 | 小雨 | 11°/5° | 11.4 mm |
| 2025-01-09 | 小阵雪 | 9°/0° | 20.7 mm |
| 2025-01-10 | 小雪 | 2°/0° | 2.9 mm |
| 2025-01-11 | 多云 | 0°/-4° | 2.5 mm |
| 2025-01-12 | 阴 | 0°/-4° | 0.0 mm |
| 2025-01-13 | 阴 | 0°/-5° | 0.0 mm |
| 2025-01-14 | 阴 | 2°/-5° | 0.0 mm |
| 2025-01-15 | 阴 | 5°/-2° | 0.0 mm |
| 2025-01-16 | 阴 | 2°/-1° | 0.0 mm |
| 2025-01-17 | 阴 | 3°/-2° | 0.0 mm |
| 2025-01-18 | 雾 | 3°/-3° | 0.0 mm |
| 2025-01-19 | 阴 | 6°/-1° | 0.0 mm |
| 2025-01-20 | 阴 | 6°/0° | 0.0 mm |
| 2025-01-21 | 阴 | 5°/0° | 0.0 mm |
| 2025-01-22 | 小毛毛雨 | 5°/0° | 0.5 mm |
| 2025-01-23 | 小阵雪 | 7°/1° | 11.8 mm |
| 2025-01-24 | 阴 | 11°/2° | 0.0 mm |
| 2025-01-25 | 小毛毛雨 | 12°/6° | 0.2 mm |
| 2025-01-26 | 大毛毛雨 | 8°/3° | 4.1 mm |
| 2025-01-27 | 中阵雨 | 7°/5° | 35.3 mm |
| 2025-01-28 | 中雪 | 6°/3° | 19.7 mm |
| 2025-01-29 | 小阵雪 | 7°/3° | 9.1 mm |
| 2025-01-30 | 毛毛雨 | 7°/2° | 1.5 mm |
| 2025-01-31 | 小毛毛雨 | 4°/1° | 0.5 mm |
2025年01月纳沙泰尔共记录 31 天，平均最高 5℃、最低 0℃，降水日 19 天。