| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 阴 | 9°/0° | 0.0 mm |
| 2026-04-02 | 阴 | 9°/0° | 0.0 mm |
| 2026-04-03 | 阴 | 6°/-2° | 0.0 mm |
| 2026-04-04 | 小毛毛雨 | 13°/2° | 0.4 mm |
| 2026-04-05 | 毛毛雨 | 9°/0° | 2.6 mm |
| 2026-04-06 | 小毛毛雨 | 12°/0° | 0.1 mm |
| 2026-04-07 | 小阵雪 | 6°/0° | 15.3 mm |
| 2026-04-08 | 小阵雪 | 6°/0° | 0.7 mm |
| 2026-04-09 | 小毛毛雨 | 10°/5° | 0.1 mm |
| 2026-04-10 | 小雨 | 11°/4° | 7.8 mm |
| 2026-04-11 | 小阵雪 | 9°/1° | 6.0 mm |
| 2026-04-12 | 小阵雪 | 5°/0° | 5.0 mm |
| 2026-04-13 | 小阵雪 | 7°/2° | 1.4 mm |
| 2026-04-14 | 小毛毛雨 | 7°/1° | 0.1 mm |
| 2026-04-15 | 阴 | 10°/1° | 0.0 mm |
| 2026-04-16 | 阴 | 13°/0° | 0.0 mm |
| 2026-04-17 | 阴 | 12°/4° | 0.0 mm |
| 2026-04-18 | 毛毛雨 | 12°/5° | 1.2 mm |
| 2026-04-19 | 小毛毛雨 | 8°/2° | 0.4 mm |
| 2026-04-20 | 阴 | 16°/2° | 0.0 mm |
| 2026-04-21 | 中雨 | 11°/4° | 12.3 mm |
| 2026-04-22 | 毛毛雨 | 8°/2° | 3.5 mm |
| 2026-04-23 | 小阵雪 | 7°/1° | 2.5 mm |
| 2026-04-24 | 小阵雪 | 5°/-1° | 1.4 mm |
| 2026-04-25 | 阴 | 8°/-1° | 0.0 mm |
| 2026-04-26 | 阴 | 17°/2° | 0.0 mm |
| 2026-04-27 | 阴 | 14°/5° | 0.0 mm |
| 2026-04-28 | 小阵雪 | 5°/3° | 0.7 mm |
| 2026-04-29 | 小毛毛雨 | 8°/0° | 0.2 mm |
| 2026-04-30 | 阴 | 11°/4° | 0.0 mm |
2026年04月留萌国天盐郡共记录 30 天，平均最高 9℃、最低 1℃，降水日 19 天。