Sunrise and sunset Alkmaar
Friday, December 1, 2017
| Start | End | |
|---|---|---|
| Morning astronomical twilight | 06:25 | 07:06 |
| Morning nautical twilight | 07:06 | 07:50 |
| Morning civil twilight | 07:50 | 08:30 |
| Sunrise and sunset | 08:30 | 16:29 |
| Evening civil twilight | 16:29 | 17:09 |
| Evening nautical twilight | 17:09 | 17:53 |
| Evening astronomical twilight | 17:53 | 18:34 |
