AHDT to CKT Converter
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Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
3:00 am03:00 AHDT (UTC-9), Oct 29, 2026 = 2:00 am02:00 CKT (UTC-10), Oct 29, 2026
AHDT is 1 hour ahead of CKT.
AHDT and CKT examples
These examples always use AHDT (UTC-9) and CKT (UTC-10). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
AHDT is 1 hour ahead of CKT.
How the time difference changes
AHDT is 1 hour ahead of CKT year-round.
Working hours of 9:00 am to 6:00 pm in AHDT correspond to 8:00 am to 5:00 pm in CKT.Working hours of 09:00 to 18:00 in AHDT correspond to 08:00 to 17:00 in CKT.
Compare AHDT time with CKT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Alaska-Hawaii Daylight Time is 1 hour ahead of Cook Island Time.
3:00 am03:00 in AHDT is 2:00 am02:00 in CKT
AHDT to CKT call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in AHDT which corresponds to 9am-5pm09:00-17:00 in CKT
3:00 am03:00 Alaska-Hawaii Daylight Time (AHDT). Offset UTC -9:00 hours
2:00 am02:00 Cook Island Time (CKT). Offset UTC -10:00 hours
3:00 am03:00 AHDT / 2:00 am02:00 CKT
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| AHDT | CKT |
|---|---|
| 11:00pm previous day | |
| 12:00am | |
| 1:00am | |
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| 4:00am | |
| 5:00am | |
| 6:00am | |
| 7:00am | |
| 8:00am | |
| 9:00am | |
| 10:00am | |
| 11:00am | |
| 12:00pm | |
| 1:00pm | |
| 2:00pm | |
| 3:00pm | |
| 4:00pm | |
| 5:00pm | |
| 6:00pm | |
| 7:00pm | |
| 8:00pm | |
| 9:00pm | |
| 10:00pm | |
| 23:00 previous day | |
| 00:00 | |
| 01:00 | |
| 02:00 | |
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| 05:00 | |
| 06:00 | |
| 07:00 | |
| 08:00 | |
| 09:00 | |
| 10:00 | |
| 11:00 | |
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| 18:00 | |
| 19:00 | |
| 20:00 | |
| 21:00 | |
| 22:00 |
Alaska-Hawaii Daylight Time
Offset: AHDT is 9 hours behind Greenwich Mean Time (GMT).
AHDT representations, usage and related time zones
- -09 - basic short
- -0900 - basic
- -09:00 - extended
- -0900 - sign character (-) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the west of the zero meridian.
- Victor - Military abbreviation for AHDT
- V - short form of 'Victor'
- AKST - Alaska Standard Time
- AHDT - Alaska-Hawaii Daylight Time
- HADT - Hawaii-Aleutian Daylight Time
- GAMT - Gambier Time
- HDT - Hawaii-Aleutian Daylight Time
- V - Victor Time Zone
Cook Island Time
Offset: CKT is 10 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Cook Islands
Principal Cities: The largest city in the CKT time zone is Avarua in the Cook Islands, with about 13,373 people. Other major cities in this time zone include Matavera.
Daylight Saving: Clocks in Cook Island Time (CKT) do not change for daylight saving time, so CKT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
CKT representations, usage and related time zones
- -10 - basic short
- -1000 - basic
- -10:00 - extended
- -1000 - sign character (-) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the west of the zero meridian.
- Whiskey - Military abbreviation for CKT
- W - short form of 'Whiskey'
- HAST - Hawaii-Aleutian Standard Time
- CKT - Cook Island Time
- HST - Hawaii Standard Time
- TAHT - Tahiti Time
- W - Whiskey Time Zone