| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 阴 | 3°/0° | 0.0 mm |
| 2026-04-02 | 小雨 | 6°/-3° | 3.3 mm |
| 2026-04-03 | 小雨 | 20°/2° | 2.6 mm |
| 2026-04-04 | 中雨 | 4°/0° | 3.2 mm |
| 2026-04-05 | 中雪 | 7°/1° | 19.5 mm |
| 2026-04-06 | 阴 | 3°/-1° | 0.0 mm |
| 2026-04-07 | 中雪 | -1°/-6° | 1.6 mm |
| 2026-04-08 | 晴天 | 7°/-8° | 0.0 mm |
| 2026-04-09 | 雾 | 16°/0° | 0.0 mm |
| 2026-04-10 | 小雨 | 10°/2° | 6.9 mm |
| 2026-04-11 | 阴 | 8°/0° | 0.0 mm |
| 2026-04-12 | 中雨 | 8°/-3° | 6.1 mm |
| 2026-04-13 | 小雨 | 16°/5° | 4.5 mm |
| 2026-04-14 | 中雨 | 11°/5° | 8.9 mm |
| 2026-04-15 | 毛毛雨 | 9°/5° | 1.1 mm |
| 2026-04-16 | 中雨 | 17°/7° | 6.0 mm |
| 2026-04-17 | 雾 | 19°/6° | 0.0 mm |
| 2026-04-18 | 大雨 | 26°/7° | 19.1 mm |
| 2026-04-19 | 中雪 | 12°/0° | 1.1 mm |
| 2026-04-20 | 阴 | 4°/-1° | 0.0 mm |
| 2026-04-21 | 阴 | 8°/-4° | 0.0 mm |
| 2026-04-22 | 多云 | 17°/2° | 0.0 mm |
| 2026-04-23 | 晴天 | 16°/3° | 0.0 mm |
| 2026-04-24 | 晴天 | 14°/0° | 0.0 mm |
| 2026-04-25 | 阴 | 14°/0° | 0.0 mm |
| 2026-04-26 | 晴天 | 19°/2° | 0.0 mm |
| 2026-04-27 | 多云 | 23°/4° | 0.0 mm |
| 2026-04-28 | 阴 | 20°/9° | 0.0 mm |
| 2026-04-29 | 中雨 | 14°/8° | 7.3 mm |
| 2026-04-30 | 大毛毛雨 | 8°/4° | 3.0 mm |
2026年04月渥太华共记录 30 天，平均最高 11℃、最低 1℃，降水日 15 天。