CST to GMT Time Converter
CST is 6 hours behind GMT right now.
CST UTC−6 · GMT UTC+0
CST → GMT at a glance
| CST | GMT |
|---|---|
| 09:00 | 15:00 |
| 12:00 | 18:00 |
| 15:00 | 21:00 |
| 18:00 | 00:00 |
| 21:00 | 03:00 |
CST currently runs on UTC−6 and GMT on UTC+0, so CST is 6 hours behind GMT. CST is currently on standard time, and GMT is currently on standard time. Because both cities follow their own clock rules, the 6 hours gap you see today can shift by an hour around the spring and autumn changeovers, which is why this page calculates every value live from the official time zone database instead of a fixed offset. For meetings, the best shared working window today is 09:00–12:00 CST time, when both offices are inside normal 09:00–18:00 hours. Use the planner above to drag across a range, compare more cities, then copy a summary or add the slot straight to Google Calendar.
Daylight saving in CST and GMT
CST follows North American rules: clocks go forward on the second Sunday in March and back on the first Sunday in November. GMT follows European rules: clocks go forward on the last Sunday in March and back on the last Sunday in October, at 01:00 UTC.
Frequently asked questions
What is the time difference between CST and GMT?
CST is 6 hours behind GMT right now (CST UTC−6, GMT UTC+0).
Does CST or GMT use daylight saving time?
CST is currently on standard time. GMT is currently on standard time. The gap between them can change when either switches clocks.
What is 9 AM in CST in GMT?
9:00 AM in CST is 15:00 in GMT today.