SGT to CST Converter
See the current time in SGT (Singapore) and CST (Chicago) side by side, the exact time difference right now, and convert any time between the two zones.
SGT to CST Converter
Uses your browser's built-in, DST-aware time-zone data.
About converting SGT to CST
Singapore Time (Singapore) and Central Time (Chicago) are in different time zones, so a meeting, call or stream that's convenient in one may be early or late in the other. The clocks above update live and account for daylight saving automatically, so the time difference you see is the real one for today — not a fixed number that goes stale twice a year.
To plan across the two, type a time into the SGT box (or tap a quick preset) and read the CST equivalent, including a "next day" or "previous day" note when the conversion crosses midnight. For any other pair of zones or cities, use the full timezone converter.
SGT vs CST: the time difference through the year
The gap between SGT and CST changes during the year because only one of them uses daylight saving.
| Period | Difference |
|---|---|
| Oct 23, 2026 – Oct 31, 2026 | CST 13 h behind SGT |
| Nov 1, 2026 – Mar 13, 2027 | CST 14 h behind SGT |
| Mar 14, 2027 – Oct 23, 2027 | CST 13 h behind SGT |
Daylight-saving changes in the next year
| Zone | Date | Offset | Change |
|---|---|---|---|
| CST | Nov 1, 2026 | UTC−5 → UTC−6 | Clocks go back 1 hour |
| CST | Mar 14, 2027 | UTC−6 → UTC−5 | Clocks go forward 1 hour |
| CST | Nov 7, 2027 | UTC−5 → UTC−6 | Clocks go back 1 hour |
SGT to CST conversion table
| SGT | CST (when 13 h behind) | CST (when 14 h behind) |
|---|---|---|
| 12:00 AM | 11:00 AM (previous day) | 10:00 AM (previous day) |
| 1:00 AM | 12:00 PM (previous day) | 11:00 AM (previous day) |
| 2:00 AM | 1:00 PM (previous day) | 12:00 PM (previous day) |
| 3:00 AM | 2:00 PM (previous day) | 1:00 PM (previous day) |
| 4:00 AM | 3:00 PM (previous day) | 2:00 PM (previous day) |
| 5:00 AM | 4:00 PM (previous day) | 3:00 PM (previous day) |
| 6:00 AM | 5:00 PM (previous day) | 4:00 PM (previous day) |
| 7:00 AM | 6:00 PM (previous day) | 5:00 PM (previous day) |
| 8:00 AM | 7:00 PM (previous day) | 6:00 PM (previous day) |
| 9:00 AM | 8:00 PM (previous day) | 7:00 PM (previous day) |
| 10:00 AM | 9:00 PM (previous day) | 8:00 PM (previous day) |
| 11:00 AM | 10:00 PM (previous day) | 9:00 PM (previous day) |
| 12:00 PM | 11:00 PM (previous day) | 10:00 PM (previous day) |
| 1:00 PM | 12:00 AM | 11:00 PM (previous day) |
| 2:00 PM | 1:00 AM | 12:00 AM |
| 3:00 PM | 2:00 AM | 1:00 AM |
| 4:00 PM | 3:00 AM | 2:00 AM |
| 5:00 PM | 4:00 AM | 3:00 AM |
| 6:00 PM | 5:00 AM | 4:00 AM |
| 7:00 PM | 6:00 AM | 5:00 AM |
| 8:00 PM | 7:00 AM | 6:00 AM |
| 9:00 PM | 8:00 AM | 7:00 AM |
| 10:00 PM | 9:00 AM | 8:00 AM |
| 11:00 PM | 10:00 AM | 9:00 AM |
Best time to meet
- 9 AM–5 PM overlap when CST is 13 h behindnone — closest fit 8:00 AM–9:00 AM SGT = 7:00 PM–8:00 PM CST (8 AM–8 PM in both)
- 9 AM–5 PM overlap when CST is 14 h behindnone — closest fit 8:00 AM–10:00 AM SGT = 6:00 PM–8:00 PM CST (8 AM–8 PM in both)
The two zones
Singapore Time is UTC+8 all year, shared with Malaysia, the Philippines, Hong Kong, Taiwan, Perth and China. There is no daylight saving.
Central Time is UTC−6 in winter (CST) and UTC−5 in summer (CDT). It covers Chicago, Dallas, Houston, Mexico City (which no longer uses DST) and Winnipeg. US daylight saving runs from the second Sunday in March to the first Sunday in November.