Sunrise and sunset San Francisco
Tuesday, December 21, 2021
| Start | End | |
|---|---|---|
| Morning astronomical twilight | 05:48 | 06:20 |
| Morning nautical twilight | 06:20 | 06:53 |
| Morning civil twilight | 06:53 | 07:22 |
| Sunrise and sunset | 07:22 | 16:53 |
| Evening civil twilight | 16:53 | 17:23 |
| Evening nautical twilight | 17:23 | 17:55 |
| Evening astronomical twilight | 17:55 | 18:27 |
