Sunrise and sunset Viseu
Thursday, December 21, 2017
| Start | End | |
|---|---|---|
| Morning astronomical twilight | 06:14 | 06:47 |
| Morning nautical twilight | 06:47 | 07:21 |
| Morning civil twilight | 07:21 | 07:52 |
| Sunrise and sunset | 07:52 | 17:06 |
| Evening civil twilight | 17:06 | 17:37 |
| Evening nautical twilight | 17:37 | 18:12 |
| Evening astronomical twilight | 18:12 | 18:45 |
