Sunrise and sunset Ottawa
Friday, September 17, 2021
| Start | End | |
|---|---|---|
| Morning astronomical twilight | 05:04 | 05:40 |
| Morning nautical twilight | 05:40 | 06:15 |
| Morning civil twilight | 06:15 | 06:45 |
| Sunrise and sunset | 06:45 | 19:08 |
| Evening civil twilight | 19:08 | 19:37 |
| Evening nautical twilight | 19:37 | 20:12 |
| Evening astronomical twilight | 20:12 | 20:48 |
