Cook Islands · CKT
Mon, 14 Sept 2026
Timezone Guide
Avarua, Cook Islands runs on UTC−10. This time zone stays fixed year-round at UTC−10 — daylight saving time is not observed. There is a 6-hour difference between Avarua and New York. Standard 9-to-6 working hours overlap for about 3 hours a day with New York. A good time to connect: 09:00–12:00 in Avarua lines up with 15:00–18:00 in New York. There is a 11-hour difference between Avarua and London. Standard working hours don't overlap at all with London, so meetings need an early or late slot on one side. There is a 19-hour difference between Avarua and Tokyo. Standard 9-to-6 working hours overlap for about 4 hours a day with Tokyo. A good time to connect: 14:00–18:00 in Avarua lines up with 09:00–13:00 in Tokyo. This timezone is also shared with cities such as Honolulu, Papeete, Bora Bora. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Avarua.
Practical Info
Avarua (Cook Islands) is home to roughly 13K people. Today brings about 11.0 hours of daylight: sunrise at 07:06, sunset at 18:06. This time zone stays fixed year-round at UTC−10 — daylight saving time is not observed. It sits in the Southern Hemisphere, about 21° south of the equator. Traffic drives on the left.
Flag
Cook Islands
Capital
Avarua 👑
Continent
Oceania
Time Zone
CKT · Pacific/Rarotonga
Coordinates
21.21°S, 159.78°W
Currency
NZD ($)
Calling Code
+682
Driving Side
Left
Hemisphere
Southern
Language
English, Cook Islands Māori
Measurement System
Metric
Did You Know?
The Cook Islands' 15 islands total about 240 square kilometres of land spread across roughly two million square kilometres of ocean. In 2017 the country designated its entire exclusive economic zone as a marine park.
The clock: Avarua keeps UTC−10, the same as Hawaii, though it sits south of the equator and on the other side of the date line from New Zealand, which it is in free association with.
Annual Daylight
Working Hours