Time in CHAST and CKT
The time difference between Chatham Standard Time (CHAST) and Cook Island Time (CKT) is 22 hours 45 minutes. Cook Island Time is 22 hours 45 minutes behind Chatham Standard Time.
This means 9am CHAST is 10:15am CKT (previous day) and 5pm CHAST is 6:15pm CKT (previous day).
Chatham Standard Time
- The current local time in CHAST is 11:37 am (June 4, 2026)
- CHAST time zone offset is UTC+12:45
Cook Island Time
- The current local time in CKT is 8:52 am (June 4, 2026)
- CKT time zone offset is UTC-10:00
How to convert Chatham Standard Time to Cook Island Time?
Subtract 22 hours 45 minutes from Chatham Standard Time to get Cook Island Time.
Time in CHAST
00:00
Time in CKT
00:00
Use the slider above to convert Chatham Standard 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
| CHAST | CKT |
|---|---|
| 12am | 1:15am |
| 1am | 2:15am |
| 2am | 3:15am |
| 3am | 4:15am |
| 4am | 5:15am |
| 5am | 6:15am |
| 6am | 7:15am |
| 7am | 8:15am |
| 8am | 9:15am |
| 9am | 10:15am |
| 10am | 11:15am |
| 11am | 12:15pm |
| 12pm | 1:15pm |
| 1pm | 2:15pm |
| 2pm | 3:15pm |
| 3pm | 4:15pm |
| 4pm | 5:15pm |
| 5pm | 6:15pm |
| 6pm | 7:15pm |
| 7pm | 8:15pm |
| 8pm | 9:15pm |
| 9pm | 10:15pm |
| 10pm | 11:15pm |
| 11pm | 0:15am |