| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 晴间多云 | 9°/0° | 0.0 mm |
| 2026-04-02 | 小毛毛雨 | 8°/0° | 0.1 mm |
| 2026-04-03 | 毛毛雨 | 6°/3° | 3.3 mm |
| 2026-04-04 | 小雪 | 4°/1° | 2.3 mm |
| 2026-04-05 | 中雪 | 5°/1° | 3.7 mm |
| 2026-04-06 | 中雪 | 4°/1° | 3.5 mm |
| 2026-04-07 | 小雪 | 6°/1° | 1.0 mm |
| 2026-04-08 | 阴 | 6°/0° | 0.0 mm |
| 2026-04-09 | 晴天 | 6°/-1° | 0.0 mm |
| 2026-04-10 | 多云 | 7°/-1° | 0.0 mm |
| 2026-04-11 | 多云 | 9°/0° | 0.0 mm |
| 2026-04-12 | 多云 | 10°/0° | 0.0 mm |
| 2026-04-13 | 阴 | 11°/2° | 0.0 mm |
| 2026-04-14 | 阴 | 12°/2° | 0.0 mm |
| 2026-04-15 | 阴 | 13°/4° | 0.0 mm |
| 2026-04-16 | 小毛毛雨 | 11°/4° | 0.4 mm |
| 2026-04-17 | 小毛毛雨 | 15°/7° | 0.2 mm |
| 2026-04-18 | 阴 | 11°/4° | 0.0 mm |
| 2026-04-19 | 阴 | 9°/0° | 0.0 mm |
| 2026-04-20 | 阴 | 13°/0° | 0.0 mm |
| 2026-04-21 | 多云 | 14°/3° | 0.0 mm |
| 2026-04-22 | 阴 | 12°/4° | 0.0 mm |
| 2026-04-23 | 阴 | 9°/0° | 0.0 mm |
| 2026-04-24 | 阴 | 11°/1° | 0.0 mm |
| 2026-04-25 | 小雪 | 10°/0° | 1.1 mm |
| 2026-04-26 | 小雪 | 7°/0° | 0.1 mm |
| 2026-04-27 | 小毛毛雨 | 8°/0° | 0.3 mm |
| 2026-04-28 | 阴 | 7°/0° | 0.0 mm |
| 2026-04-29 | 阴 | 9°/-1° | 0.0 mm |
| 2026-04-30 | 阴 | 16°/0° | 0.0 mm |
2026年04月赫尔辛基共记录 30 天，平均最高 9℃、最低 1℃，降水日 11 天。