Sunrise and sunset Ottawa
Friday, September 1, 2017
| Start | End | |
|---|---|---|
| Morning astronomical twilight | 04:39 | 05:18 |
| Morning nautical twilight | 05:18 | 05:55 |
| Morning civil twilight | 05:55 | 06:25 |
| Sunrise and sunset | 06:25 | 19:38 |
| Evening civil twilight | 19:38 | 20:09 |
| Evening nautical twilight | 20:09 | 20:45 |
| Evening astronomical twilight | 20:45 | 21:24 |
