| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-01-01 | 阴 | 4°/-1° | 0.0 mm |
| 2026-01-02 | 大阵雪 | 1°/-6° | 6.4 mm |
| 2026-01-03 | 阴 | 1°/-8° | 0.0 mm |
| 2026-01-04 | 阴 | 6°/-3° | 0.0 mm |
| 2026-01-05 | 阴 | 6°/-1° | 0.0 mm |
| 2026-01-06 | 小雪 | 3°/-3° | 0.9 mm |
| 2026-01-07 | 小雪 | 3°/-3° | 0.2 mm |
| 2026-01-08 | 阴 | 5°/-5° | 0.0 mm |
| 2026-01-09 | 阴 | 3°/-5° | 0.0 mm |
| 2026-01-10 | 毛毛雨 | 5°/-3° | 1.3 mm |
| 2026-01-11 | 小阵雪 | 5°/-6° | 0.7 mm |
| 2026-01-12 | 阴 | 4°/-6° | 0.0 mm |
| 2026-01-13 | 阴 | 5°/-1° | 0.0 mm |
| 2026-01-14 | 晴天 | 4°/-3° | 0.0 mm |
| 2026-01-15 | 阴 | 7°/-2° | 0.0 mm |
| 2026-01-16 | 阴 | 10°/1° | 0.0 mm |
| 2026-01-17 | 晴天 | 11°/1° | 0.0 mm |
| 2026-01-18 | 晴间多云 | 10°/0° | 0.0 mm |
| 2026-01-19 | 阴 | 8°/0° | 0.0 mm |
| 2026-01-20 | 阴 | 9°/-1° | 0.0 mm |
| 2026-01-21 | 小阵雪 | -1°/-7° | 6.7 mm |
| 2026-01-22 | 阴 | 0°/-8° | 0.0 mm |
| 2026-01-23 | 晴天 | 1°/-6° | 0.0 mm |
| 2026-01-24 | 阴 | 1°/-5° | 0.0 mm |
| 2026-01-25 | 小毛毛雨 | 0°/-6° | 0.1 mm |
| 2026-01-26 | 阴 | 2°/-7° | 0.0 mm |
| 2026-01-27 | 阴 | 5°/-4° | 0.0 mm |
| 2026-01-28 | 中雪 | 2°/-2° | 2.4 mm |
| 2026-01-29 | 小阵雪 | 1°/-5° | 1.6 mm |
| 2026-01-30 | 阴 | 1°/-6° | 0.0 mm |
| 2026-01-31 | 阴 | 2°/-4° | 0.0 mm |
2026年01月富士吉田市共记录 31 天，平均最高 4℃、最低 -3℃，降水日 9 天。