Time in SST and CKT
The time difference between Singapore Standard Time (SST) and Cook Island Time (CKT) is 18 hours. Cook Island Time is 18 hours behind Singapore Standard Time.
This means 9am SST is 3pm CKT (previous day) and 5pm SST is 11pm CKT (previous day).
Singapore Standard Time
- The current local time in SST is 3:07 pm (September 2, 2026)
- SST time zone offset is UTC+08:00
Cook Island Time
- The current local time in CKT is 5:07 pm (September 2, 2026)
- CKT time zone offset is UTC-10:00
How to convert Singapore Standard Time to Cook Island Time?
Subtract 18 hours from Singapore Standard Time to get Cook Island Time.
Time in SST
00:00
Time in CKT
00:00
Use the slider above to convert Singapore 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
| SST | 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 |