Time in CKT and CHST
The time difference between Cook Island Time (CKT) and Chamorro Standard Time (CHST) is 20 hours. Chamorro Standard Time is 20 hours ahead of Cook Island Time.
This means 9am CKT is 5am CHST (next day) and 5pm CKT is 1pm CHST (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
Chamorro Standard Time
- The current local time in CHST is 6:03 am (July 19, 2026)
- CHST time zone offset is UTC+10:00
How to convert Cook Island Time to Chamorro Standard Time?
Add 20 hours to Cook Island Time to get Chamorro Standard Time.
Time in CKT
00:00
Time in CHST
00:00
Use the slider above to convert Cook Island Time to Chamorro Standard 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 | CHST |
|---|---|
| 12am | 8pm |
| 1am | 9pm |
| 2am | 10pm |
| 3am | 11pm |
| 4am | 12am |
| 5am | 1am |
| 6am | 2am |
| 7am | 3am |
| 8am | 4am |
| 9am | 5am |
| 10am | 6am |
| 11am | 7am |
| 12pm | 8am |
| 1pm | 9am |
| 2pm | 10am |
| 3pm | 11am |
| 4pm | 12pm |
| 5pm | 1pm |
| 6pm | 2pm |
| 7pm | 3pm |
| 8pm | 4pm |
| 9pm | 5pm |
| 10pm | 6pm |
| 11pm | 7pm |