| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-04-01 | 阴 | 5°/0° | 0.0 mm |
| 2026-04-02 | 大雨 | 17°/0° | 24.7 mm |
| 2026-04-03 | 大雨 | 15°/5° | 71.0 mm |
| 2026-04-04 | 大雨 | 10°/4° | 44.0 mm |
| 2026-04-05 | 阴 | 6°/2° | 0.0 mm |
| 2026-04-06 | 小毛毛雨 | 7°/-1° | 0.4 mm |
| 2026-04-07 | 阴 | 4°/-6° | 0.0 mm |
| 2026-04-08 | 阴 | 17°/-1° | 0.0 mm |
| 2026-04-09 | 阴 | 16°/9° | 0.0 mm |
| 2026-04-10 | 中雨 | 9°/3° | 8.4 mm |
| 2026-04-11 | 阴 | 13°/-1° | 0.0 mm |
| 2026-04-12 | 毛毛雨 | 24°/7° | 1.1 mm |
| 2026-04-13 | 中雨 | 21°/13° | 6.2 mm |
| 2026-04-14 | 雾 | 24°/14° | 0.0 mm |
| 2026-04-15 | 大雨 | 19°/15° | 39.0 mm |
| 2026-04-16 | 大雨 | 18°/12° | 12.6 mm |
| 2026-04-17 | 雾 | 23°/8° | 0.0 mm |
| 2026-04-18 | 中雨 | 18°/3° | 11.9 mm |
| 2026-04-19 | 阴 | 7°/1° | 0.0 mm |
| 2026-04-20 | 阴 | 7°/-2° | 0.0 mm |
| 2026-04-21 | 雾 | 17°/4° | 0.0 mm |
| 2026-04-22 | 雾 | 22°/9° | 0.0 mm |
| 2026-04-23 | 雾 | 24°/8° | 0.0 mm |
| 2026-04-24 | 小雨 | 22°/13° | 2.2 mm |
| 2026-04-25 | 雾 | 18°/7° | 0.0 mm |
| 2026-04-26 | 雾 | 20°/6° | 0.0 mm |
| 2026-04-27 | 大雨 | 20°/8° | 10.4 mm |
| 2026-04-28 | 雾 | 16°/9° | 0.0 mm |
| 2026-04-29 | 小雨 | 10°/5° | 5.0 mm |
| 2026-04-30 | 阴 | 9°/2° | 0.0 mm |
2026年04月渥太华共记录 30 天，平均最高 15℃、最低 5℃，降水日 13 天。