| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 强冻雨 | 2°/-1° | 15.1 mm |
| 2026-04-02 | 阴 | 2°/-3° | 0.0 mm |
| 2026-04-03 | 大雪 | 1°/-2° | 9.1 mm |
| 2026-04-04 | 雾 | 3°/-1° | 0.0 mm |
| 2026-04-05 | 中雪 | 4°/-1° | 13.8 mm |
| 2026-04-06 | 中雪 | 6°/0° | 1.5 mm |
| 2026-04-07 | 阴 | 4°/-3° | 0.0 mm |
| 2026-04-08 | 晴天 | 5°/-3° | 0.0 mm |
| 2026-04-09 | 阴 | 7°/-4° | 0.0 mm |
| 2026-04-10 | 雾 | 10°/1° | 0.0 mm |
| 2026-04-11 | 中雨 | 7°/1° | 8.4 mm |
| 2026-04-12 | 多云 | 10°/0° | 0.0 mm |
| 2026-04-13 | 中雨 | 5°/1° | 15.8 mm |
| 2026-04-14 | 小毛毛雨 | 14°/5° | 0.4 mm |
| 2026-04-15 | 小雨 | 8°/6° | 7.2 mm |
| 2026-04-16 | 小雨 | 9°/5° | 1.8 mm |
| 2026-04-17 | 大毛毛雨 | 16°/5° | 3.0 mm |
| 2026-04-18 | 多云 | 13°/2° | 0.0 mm |
| 2026-04-19 | 中雨 | 10°/2° | 8.4 mm |
| 2026-04-20 | 大雪 | 6°/0° | 3.6 mm |
| 2026-04-21 | 阴 | 4°/-3° | 0.0 mm |
| 2026-04-22 | 阴 | 7°/-5° | 0.0 mm |
| 2026-04-23 | 雾 | 4°/1° | 0.0 mm |
| 2026-04-24 | 小雪 | 6°/1° | 0.8 mm |
| 2026-04-25 | 阴 | 11°/0° | 0.0 mm |
| 2026-04-26 | 阴 | 15°/3° | 0.0 mm |
| 2026-04-27 | 多云 | 14°/3° | 0.0 mm |
| 2026-04-28 | 多云 | 14°/0° | 0.0 mm |
| 2026-04-29 | 小雨 | 7°/3° | 7.0 mm |
| 2026-04-30 | 中雨 | 11°/3° | 6.5 mm |
2026年04月圣约翰县共记录 30 天，平均最高 7℃、最低 0℃，降水日 15 天。