Time in CKT and CHAST
The time difference between Cook Island Time (CKT) and Chatham Standard Time (CHAST) is 22 hours 45 minutes. Chatham Standard Time is 22 hours 45 minutes ahead of Cook Island Time.
This means 9am CKT is 7:45am CHAST (next day) and 5pm CKT is 3:45pm CHAST (next day).
Cook Island Time
- The current local time in CKT is 6:04 am (July 19, 2026)
- CKT time zone offset is UTC-10:00
Chatham Standard Time
- The current local time in CHAST is 8:49 am (July 19, 2026)
- CHAST time zone offset is UTC+12:45
How to convert Cook Island Time to Chatham Standard Time?
Add 22 hours 45 minutes to Cook Island Time to get Chatham Standard Time.
Time in CKT
00:00
Time in CHAST
00:00
Use the slider above to convert Cook Island Time to Chatham 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 | CHAST |
|---|---|
| 12am | 10:45pm |
| 1am | 11:45pm |
| 2am | 0:45am |
| 3am | 1:45am |
| 4am | 2:45am |
| 5am | 3:45am |
| 6am | 4:45am |
| 7am | 5:45am |
| 8am | 6:45am |
| 9am | 7:45am |
| 10am | 8:45am |
| 11am | 9:45am |
| 12pm | 10:45am |
| 1pm | 11:45am |
| 2pm | 12:45pm |
| 3pm | 1:45pm |
| 4pm | 2:45pm |
| 5pm | 3:45pm |
| 6pm | 4:45pm |
| 7pm | 5:45pm |
| 8pm | 6:45pm |
| 9pm | 7:45pm |
| 10pm | 8:45pm |
| 11pm | 9:45pm |