Time in IRKT and CKT
The time difference between Irkutsk Time (IRKT) and Cook Island Time (CKT) is 18 hours. Cook Island Time is 18 hours behind Irkutsk Time.
This means 9am IRKT is 3pm CKT (previous day) and 5pm IRKT is 11pm CKT (previous day).
Irkutsk Time
- The current local time in IRKT is 9:11 am (June 4, 2026)
- IRKT time zone offset is UTC+08:00
Cook Island Time
- The current local time in CKT is 11:11 am (June 4, 2026)
- CKT time zone offset is UTC-10:00
How to convert Irkutsk Time to Cook Island Time?
Subtract 18 hours from Irkutsk Time to get Cook Island Time.
Time in IRKT
00:00
Time in CKT
00:00
Use the slider above to convert Irkutsk Time to Cook Island 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
| IRKT | CKT |
|---|---|
| 12am | 6am |
| 1am | 7am |
| 2am | 8am |
| 3am | 9am |
| 4am | 10am |
| 5am | 11am |
| 6am | 12pm |
| 7am | 1pm |
| 8am | 2pm |
| 9am | 3pm |
| 10am | 4pm |
| 11am | 5pm |
| 12pm | 6pm |
| 1pm | 7pm |
| 2pm | 8pm |
| 3pm | 9pm |
| 4pm | 10pm |
| 5pm | 11pm |
| 6pm | 12am |
| 7pm | 1am |
| 8pm | 2am |
| 9pm | 3am |
| 10pm | 4am |
| 11pm | 5am |