| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-01-01 | 大毛毛雨 | 5°/0° | 3.6 mm |
| 2026-01-02 | 阴 | 12°/3° | 0.0 mm |
| 2026-01-03 | 阴 | 11°/4° | 0.0 mm |
| 2026-01-04 | 毛毛雨 | 8°/4° | 7.9 mm |
| 2026-01-05 | 大毛毛雨 | 4°/4° | 8.2 mm |
| 2026-01-06 | 大雪 | 4°/0° | 22.7 mm |
| 2026-01-07 | 阴 | 4°/-1° | 0.0 mm |
| 2026-01-08 | 小毛毛雨 | 5°/-2° | 0.2 mm |
| 2026-01-09 | 毛毛雨 | 13°/3° | 4.5 mm |
| 2026-01-10 | 阵雨 | 8°/3° | 5.7 mm |
| 2026-01-11 | 阴 | 8°/0° | 0.0 mm |
| 2026-01-12 | 阴 | 9°/0° | 0.0 mm |
| 2026-01-13 | 小毛毛雨 | 11°/3° | 0.1 mm |
| 2026-01-14 | 小毛毛雨 | 12°/7° | 0.3 mm |
| 2026-01-15 | 小毛毛雨 | 11°/9° | 0.1 mm |
| 2026-01-16 | 阴 | 13°/7° | 0.0 mm |
| 2026-01-17 | 阴 | 13°/5° | 0.0 mm |
| 2026-01-18 | 阴 | 12°/4° | 0.0 mm |
| 2026-01-19 | 阴 | 11°/6° | 0.0 mm |
| 2026-01-20 | 小毛毛雨 | 11°/6° | 0.1 mm |
| 2026-01-21 | 阴 | 8°/4° | 0.0 mm |
| 2026-01-22 | 阴 | 10°/2° | 0.0 mm |
| 2026-01-23 | 小毛毛雨 | 8°/4° | 0.5 mm |
| 2026-01-24 | 小雨 | 12°/7° | 6.0 mm |
| 2026-01-25 | 中阵雨 | 10°/6° | 19.9 mm |
| 2026-01-26 | 阴 | 10°/3° | 0.0 mm |
| 2026-01-27 | 小毛毛雨 | 10°/2° | 0.3 mm |
| 2026-01-28 | 中阵雨 | 12°/7° | 22.9 mm |
| 2026-01-29 | 大毛毛雨 | 9°/5° | 5.9 mm |
| 2026-01-30 | 小毛毛雨 | 11°/4° | 0.1 mm |
| 2026-01-31 | 小毛毛雨 | 10°/5° | 0.5 mm |
2026年01月锡耶纳共记录 31 天，平均最高 9℃、最低 3℃，降水日 19 天。