When it is 12:00 PM in SGT, it is 11:00 PM the previous day in Chicago.
📞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 13 hours ahead of Chicago.
🕐 Subtract 13 hours from SGT time to get Chicago time.
SGT uses 8 hours ahead of Universal Time (UTC+8) and Chicago uses 5 hours behind Universal Time (UTC-5).
| SGT Time | Chicago Time | |
|---|---|---|
| 12 AM SGT Time | ↔ | 11 AM Chicago Time |
| 1 AM SGT Time | ↔ | 12 PM Chicago Time |
| 2 AM SGT Time | ↔ | 1 PM Chicago Time |
| 3 AM SGT Time | ↔ | 2 PM Chicago Time |
| 4 AM SGT Time | ↔ | 3 PM Chicago Time |
| 5 AM SGT Time | ↔ | 4 PM Chicago Time |
| 6 AM SGT Time | ↔ | 5 PM Chicago Time |
| 7 AM SGT Time | ↔ | 6 PM Chicago Time |
| 8 AM SGT Time | ↔ | 7 PM Chicago Time |
| 9 AM SGT Time | ↔ | 8 PM Chicago Time |
| 10 AM SGT Time | ↔ | 9 PM Chicago Time |
| 11 AM SGT Time | ↔ | 10 PM Chicago Time |
| SGT Time | Chicago Time | |
|---|---|---|
| 12 PM SGT Time | ↔ | 11 PM Chicago Time |
| 1 PM SGT Time | ↔ | 12 AM Chicago Time |
| 2 PM SGT Time | ↔ | 1 AM Chicago Time |
| 3 PM SGT Time | ↔ | 2 AM Chicago Time |
| 4 PM SGT Time | ↔ | 3 AM Chicago Time |
| 5 PM SGT Time | ↔ | 4 AM Chicago Time |
| 6 PM SGT Time | ↔ | 5 AM Chicago Time |
| 7 PM SGT Time | ↔ | 6 AM Chicago Time |
| 8 PM SGT Time | ↔ | 7 AM Chicago Time |
| 9 PM SGT Time | ↔ | 8 AM Chicago Time |
| 10 PM SGT Time | ↔ | 9 AM Chicago Time |
| 11 PM SGT Time | ↔ | 10 AM Chicago Time |
SGT is 13 hours ahead of Chicago.
SGT is ahead of Chicago by 13 hours.
It is 8:00 PM the previous day in Chicago.