| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 中阵雨 | 14°/7° | 25.0 mm |
| 2026-04-02 | 中雨 | 13°/4° | 10.7 mm |
| 2026-04-03 | 阴 | 16°/3° | 0.0 mm |
| 2026-04-04 | 小雨 | 12°/8° | 3.7 mm |
| 2026-04-05 | 大毛毛雨 | 20°/9° | 4.7 mm |
| 2026-04-06 | 小毛毛雨 | 18°/12° | 1.2 mm |
| 2026-04-07 | 小毛毛雨 | 17°/4° | 0.1 mm |
| 2026-04-08 | 晴天 | 14°/1° | 0.0 mm |
| 2026-04-09 | 阴 | 15°/4° | 0.0 mm |
| 2026-04-10 | 小雨 | 18°/9° | 4.2 mm |
| 2026-04-11 | 阴 | 24°/10° | 0.0 mm |
| 2026-04-12 | 阴 | 21°/7° | 0.0 mm |
| 2026-04-13 | 阴 | 21°/9° | 0.0 mm |
| 2026-04-14 | 阴 | 20°/10° | 0.0 mm |
| 2026-04-15 | 中雨 | 19°/11° | 16.5 mm |
| 2026-04-16 | 毛毛雨 | 19°/8° | 0.8 mm |
| 2026-04-17 | 阴 | 17°/6° | 0.0 mm |
| 2026-04-18 | 阴 | 20°/7° | 0.0 mm |
| 2026-04-19 | 阴 | 22°/11° | 0.0 mm |
| 2026-04-20 | 阴 | 20°/10° | 0.0 mm |
| 2026-04-21 | 大毛毛雨 | 21°/8° | 1.1 mm |
| 2026-04-22 | 毛毛雨 | 20°/6° | 1.6 mm |
| 2026-04-23 | 中雨 | 16°/9° | 18.5 mm |
| 2026-04-24 | 大毛毛雨 | 18°/9° | 2.4 mm |
| 2026-04-25 | 阴 | 15°/7° | 0.0 mm |
| 2026-04-26 | 阴 | 18°/6° | 0.0 mm |
| 2026-04-27 | 中雨 | 18°/9° | 16.3 mm |
| 2026-04-28 | 阴 | 21°/8° | 0.0 mm |
| 2026-04-29 | 毛毛雨 | 18°/10° | 3.8 mm |
| 2026-04-30 | 毛毛雨 | 10°/8° | 3.2 mm |
2026年04月上川町共记录 30 天，平均最高 17℃、最低 7℃，降水日 16 天。