CST to GMT time difference
GMT is 5 hours ahead of CST right now. The difference changes between 6 hours and 5 hours during the year because of daylight saving time.
Quick examples: 9:00 AM CST = 2:00 PM GMT · 12:00 PM CST = 5:00 PM GMT · 5:00 PM CST = 10:00 PM GMT
CST to GMT conversion table
| Central Time (CST) | Greenwich Mean Time (GMT) |
|---|---|
| 12:00 AM CST | 5:00 AM GMT |
| 1:00 AM CST | 6:00 AM GMT |
| 2:00 AM CST | 7:00 AM GMT |
| 3:00 AM CST | 8:00 AM GMT |
| 4:00 AM CST | 9:00 AM GMT |
| 5:00 AM CST | 10:00 AM GMT |
| 6:00 AM CST | 11:00 AM GMT |
| 7:00 AM CST | 12:00 PM GMT |
| 8:00 AM CST | 1:00 PM GMT |
| 9:00 AM CST | 2:00 PM GMT |
| 10:00 AM CST | 3:00 PM GMT |
| 11:00 AM CST | 4:00 PM GMT |
| 12:00 PM CST | 5:00 PM GMT |
| 1:00 PM CST | 6:00 PM GMT |
| 2:00 PM CST | 7:00 PM GMT |
| 3:00 PM CST | 8:00 PM GMT |
| 4:00 PM CST | 9:00 PM GMT |
| 5:00 PM CST | 10:00 PM GMT |
| 6:00 PM CST | 11:00 PM GMT |
| 7:00 PM CST | 12:00 AM GMT (next day) |
| 8:00 PM CST | 1:00 AM GMT (next day) |
| 9:00 PM CST | 2:00 AM GMT (next day) |
| 10:00 PM CST | 3:00 AM GMT (next day) |
| 11:00 PM CST | 4:00 AM GMT (next day) |
How to convert CST to GMT
- Pick a date and time in Central Time.
- The matching Greenwich Mean Time time appears instantly on the right.
- Use the ⇄ button to convert GMT to CST instead.
About Central Time and Greenwich Mean Time
Central Time (CST) is used in Chicago, Dallas, Houston and Mexico City. Greenwich Mean Time (GMT) is used in the Greenwich meridian (London in winter, Iceland, and West Africa).
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Frequently asked questions
What is the time difference between CST and GMT?
GMT is 5 hours ahead of CST right now. The difference changes between 6 hours and 5 hours during the year because of daylight saving time.
How do I convert CST to GMT?
Add 5 hours to the CST time. For example, 12:00 PM CST is 5:00 PM GMT.
Where is CST used?
Central Time is used in Chicago, Dallas, Houston and Mexico City.
Where is GMT used?
Greenwich Mean Time is used in the Greenwich meridian (London in winter, Iceland, and West Africa).
Does this converter handle daylight saving time?
Yes. The converter uses the official time zone database, so it automatically applies daylight saving time for the date you pick.