| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 中雨 | 16°/10° | 20.9 mm |
| 2026-04-02 | 中雨 | 15°/9° | 21.2 mm |
| 2026-04-03 | 阴 | 19°/9° | 0.0 mm |
| 2026-04-04 | 小雨 | 17°/13° | 5.5 mm |
| 2026-04-05 | 阵雨 | 23°/13° | 5.9 mm |
| 2026-04-06 | 小毛毛雨 | 23°/16° | 0.3 mm |
| 2026-04-07 | 阴 | 19°/10° | 0.0 mm |
| 2026-04-08 | 阴 | 18°/8° | 0.0 mm |
| 2026-04-09 | 阴 | 20°/12° | 0.0 mm |
| 2026-04-10 | 小毛毛雨 | 20°/15° | 1.1 mm |
| 2026-04-11 | 阴 | 27°/16° | 0.0 mm |
| 2026-04-12 | 阴 | 21°/14° | 0.0 mm |
| 2026-04-13 | 阴 | 24°/16° | 0.0 mm |
| 2026-04-14 | 阴 | 23°/17° | 0.0 mm |
| 2026-04-15 | 中雨 | 21°/15° | 14.6 mm |
| 2026-04-16 | 小雨 | 24°/13° | 2.6 mm |
| 2026-04-17 | 阴 | 20°/10° | 0.0 mm |
| 2026-04-18 | 阴 | 22°/14° | 0.0 mm |
| 2026-04-19 | 阴 | 25°/17° | 0.0 mm |
| 2026-04-20 | 阴 | 24°/16° | 0.0 mm |
| 2026-04-21 | 阴 | 25°/17° | 0.0 mm |
| 2026-04-22 | 阴 | 21°/15° | 0.0 mm |
| 2026-04-23 | 中阵雨 | 19°/13° | 23.7 mm |
| 2026-04-24 | 阵雨 | 20°/13° | 6.7 mm |
| 2026-04-25 | 阴 | 19°/12° | 0.0 mm |
| 2026-04-26 | 阴 | 22°/14° | 0.0 mm |
| 2026-04-27 | 中阵雨 | 18°/14° | 28.4 mm |
| 2026-04-28 | 阴 | 25°/14° | 0.0 mm |
| 2026-04-29 | 小雨 | 19°/14° | 4.1 mm |
| 2026-04-30 | 小毛毛雨 | 15°/13° | 0.8 mm |
2026年04月西东京市共记录 30 天，平均最高 20℃、最低 13℃，降水日 13 天。