When it is 12:00 PM in SGT, it is 9:00 PM the previous day in San Francisco.
📞There is no overlap during standard 9-to-5 business hours, so a call may need to be early or late in the day for one side.
SGT is 15 hours ahead of San Francisco.
🕐 Subtract 15 hours from SGT time to get San Francisco time.
SGT uses 8 hours ahead of Universal Time (UTC+8) and San Francisco uses 7 hours behind Universal Time (UTC-7).
| SGT Time | San Francisco Time | |
|---|---|---|
| 12 AM SGT Time | ↔ | 9 AM San Francisco Time |
| 1 AM SGT Time | ↔ | 10 AM San Francisco Time |
| 2 AM SGT Time | ↔ | 11 AM San Francisco Time |
| 3 AM SGT Time | ↔ | 12 PM San Francisco Time |
| 4 AM SGT Time | ↔ | 1 PM San Francisco Time |
| 5 AM SGT Time | ↔ | 2 PM San Francisco Time |
| 6 AM SGT Time | ↔ | 3 PM San Francisco Time |
| 7 AM SGT Time | ↔ | 4 PM San Francisco Time |
| 8 AM SGT Time | ↔ | 5 PM San Francisco Time |
| 9 AM SGT Time | ↔ | 6 PM San Francisco Time |
| 10 AM SGT Time | ↔ | 7 PM San Francisco Time |
| 11 AM SGT Time | ↔ | 8 PM San Francisco Time |
| SGT Time | San Francisco Time | |
|---|---|---|
| 12 PM SGT Time | ↔ | 9 PM San Francisco Time |
| 1 PM SGT Time | ↔ | 10 PM San Francisco Time |
| 2 PM SGT Time | ↔ | 11 PM San Francisco Time |
| 3 PM SGT Time | ↔ | 12 AM San Francisco Time |
| 4 PM SGT Time | ↔ | 1 AM San Francisco Time |
| 5 PM SGT Time | ↔ | 2 AM San Francisco Time |
| 6 PM SGT Time | ↔ | 3 AM San Francisco Time |
| 7 PM SGT Time | ↔ | 4 AM San Francisco Time |
| 8 PM SGT Time | ↔ | 5 AM San Francisco Time |
| 9 PM SGT Time | ↔ | 6 AM San Francisco Time |
| 10 PM SGT Time | ↔ | 7 AM San Francisco Time |
| 11 PM SGT Time | ↔ | 8 AM San Francisco Time |
SGT is 15 hours ahead of San Francisco.
SGT is ahead of San Francisco by 15 hours.
It is 6:00 PM the previous day in San Francisco.