Time in CKT and GMT
The time difference between Cook Island Time (CKT) and Greenwich Mean Time (GMT) is 10 hours. Greenwich Mean Time is 10 hours ahead of Cook Island Time.
This means 9am CKT is 7pm GMT and 5pm CKT is 3am GMT (next day).
Cook Island Time
- The current local time in CKT is 6:03 am (July 19, 2026)
- CKT time zone offset is UTC-10:00
Greenwich Mean Time
- The current local time in GMT is 8:03 pm (July 18, 2026)
- GMT time zone offset is UTC+00:00
How to convert Cook Island Time to Greenwich Mean Time?
Add 10 hours to Cook Island Time to get Greenwich Mean Time.
Time in CKT
00:00
Time in GMT
00:00
Use the slider above to convert Cook Island Time to Greenwich Mean Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| CKT | GMT |
|---|---|
| 12am | 10am |
| 1am | 11am |
| 2am | 12pm |
| 3am | 1pm |
| 4am | 2pm |
| 5am | 3pm |
| 6am | 4pm |
| 7am | 5pm |
| 8am | 6pm |
| 9am | 7pm |
| 10am | 8pm |
| 11am | 9pm |
| 12pm | 10pm |
| 1pm | 11pm |
| 2pm | 12am |
| 3pm | 1am |
| 4pm | 2am |
| 5pm | 3am |
| 6pm | 4am |
| 7pm | 5am |
| 8pm | 6am |
| 9pm | 7am |
| 10pm | 8am |
| 11pm | 9am |