Sunrise and sunset San Francisco
Saturday, September 4, 2021
| Start | End | |
|---|---|---|
| Morning astronomical twilight | 05:12 | 05:45 |
| Morning nautical twilight | 05:45 | 06:17 |
| Morning civil twilight | 06:17 | 06:43 |
| Sunrise and sunset | 06:43 | 19:32 |
| Evening civil twilight | 19:32 | 19:59 |
| Evening nautical twilight | 19:59 | 20:30 |
| Evening astronomical twilight | 20:30 | 21:03 |
