Time in CKT and LHST
The time difference between Cook Island Time (CKT) and Lord Howe Standard Time (LHST) is 20 hours 30 minutes. Lord Howe Standard Time is 20 hours 30 minutes ahead of Cook Island Time.
This means 9am CKT is 5:30am LHST (next day) and 5pm CKT is 1:30pm LHST (next day).
Cook Island Time
- The current local time in CKT is 6:05 am (July 19, 2026)
- CKT time zone offset is UTC-10:00
Lord Howe Standard Time
- The current local time in LHST is 6:35 am (July 19, 2026)
- LHST time zone offset is UTC+10:30
How to convert Cook Island Time to Lord Howe Standard Time?
Add 20 hours 30 minutes to Cook Island Time to get Lord Howe Standard Time.
Time in CKT
00:00
Time in LHST
00:00
Use the slider above to convert Cook Island Time to Lord Howe 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 | LHST |
|---|---|
| 12am | 8:30pm |
| 1am | 9:30pm |
| 2am | 10:30pm |
| 3am | 11:30pm |
| 4am | 0:30am |
| 5am | 1:30am |
| 6am | 2:30am |
| 7am | 3:30am |
| 8am | 4:30am |
| 9am | 5:30am |
| 10am | 6:30am |
| 11am | 7:30am |
| 12pm | 8:30am |
| 1pm | 9:30am |
| 2pm | 10:30am |
| 3pm | 11:30am |
| 4pm | 12:30pm |
| 5pm | 1:30pm |
| 6pm | 2:30pm |
| 7pm | 3:30pm |
| 8pm | 4:30pm |
| 9pm | 5:30pm |
| 10pm | 6:30pm |
| 11pm | 7:30pm |