Home > Time Zones > Abbreviations > CKT – Cook Island Time

CKT – Cook Island Time (Standard Time)

Time zone map of CKT
Currently observing CKT.
Areas with same time currently (UTC -10:00).
Currently observing CKT – Cook Island Time.
Currently has same time zone offset as CKT (UTC -10:00) but different time zone name.

Cook Island Time (CKT) is 10 hours behind Coordinated Universal Time (UTC). This time zone is a standard time zone and is used in: Pacific.

See full time zone map

Email time zone indicator: -1000

An email sent from someone in the Cook Island Time (CKT) time zone will have the time zone listed as "-1000" in the headers of the email. (However, "-1000" does not have to be in Cook Island Time, as other time zones could have the same UTC offset).

Where and when is CKT observed?


Pacific countries using CKT all year

  • Cook Islands

Other time zones in UTC -10:00

Some time zones exist that have the same offset as CKT, but can be found under a different name:

CKT time now


Thursday, March 26, 2015

  • UTC Offset: UTC -10:00
  • 6 hours behind Washington DC

Find current time and time zone by city


Example cities

Cook Islands – Rarotonga (All Year)

Time Zone Map with DST

Time zone map

Time Zone Map