| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 阵雨 | 24°/20° | 15.4 mm |
| 2026-04-02 | 毛毛雨 | 25°/19° | 2.3 mm |
| 2026-04-03 | 阵雨 | 23°/19° | 8.5 mm |
| 2026-04-04 | 小毛毛雨 | 23°/18° | 1.7 mm |
| 2026-04-05 | 小毛毛雨 | 22°/17° | 0.8 mm |
| 2026-04-06 | 阴 | 23°/16° | 0.0 mm |
| 2026-04-07 | 多云 | 24°/17° | 0.0 mm |
| 2026-04-08 | 雾 | 25°/18° | 0.0 mm |
| 2026-04-09 | 小毛毛雨 | 25°/18° | 0.1 mm |
| 2026-04-10 | 小毛毛雨 | 27°/19° | 0.6 mm |
| 2026-04-11 | 毛毛雨 | 26°/20° | 2.6 mm |
| 2026-04-12 | 小毛毛雨 | 26°/19° | 1.5 mm |
| 2026-04-13 | 毛毛雨 | 26°/19° | 1.6 mm |
| 2026-04-14 | 毛毛雨 | 25°/19° | 1.8 mm |
| 2026-04-15 | 小毛毛雨 | 25°/18° | 0.3 mm |
| 2026-04-16 | 毛毛雨 | 24°/18° | 2.2 mm |
| 2026-04-17 | 阵雨 | 24°/19° | 4.1 mm |
| 2026-04-18 | 雷阵雨 | 26°/20° | 8.5 mm |
| 2026-04-19 | 毛毛雨 | 25°/20° | 2.1 mm |
| 2026-04-20 | 大毛毛雨 | 27°/19° | 4.1 mm |
| 2026-04-21 | 毛毛雨 | 27°/19° | 2.3 mm |
| 2026-04-22 | 毛毛雨 | 28°/20° | 2.3 mm |
| 2026-04-23 | 阵雨 | 27°/20° | 6.3 mm |
| 2026-04-24 | 雷阵雨 | 27°/20° | 6.9 mm |
| 2026-04-25 | 小毛毛雨 | 27°/20° | 0.7 mm |
| 2026-04-26 | 小毛毛雨 | 25°/20° | 1.7 mm |
| 2026-04-27 | 大毛毛雨 | 26°/21° | 4.4 mm |
| 2026-04-28 | 阵雨 | 25°/20° | 7.8 mm |
| 2026-04-29 | 毛毛雨 | 25°/21° | 3.5 mm |
| 2026-04-30 | 小毛毛雨 | 24°/19° | 2.2 mm |
2026年04月圣路易共记录 30 天，平均最高 25℃、最低 19℃，降水日 27 天。