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In Cook Islands, there is only one time zone in use: -10 (UTC-10). Time in Cook Islands does not change because it does not observe Daylight Saving Time.
For comparing the current time in Cook Islands and United Kingdom or any other country combination, visit time comparison. For an introduction to UTC and world time, read UTC by country. Time changes in Cook Islands are shown below by city, state or region.
| Regions | Standard Time | Daylight Saving Time | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Time zone | 2025 | 2026 | 2027 | Time zone | 2025 | 2026 | 2027 | |||
| -10 (UTC-10) | UTC-10 all year long | No Daylight Saving Time | |||||||
The information in this page comes from data published in the Time Zone Database managed by the Internet Assigned Numbers Authority (IANA).
| Year | Time zone Abbreviation | UTC Offset | Time zone Name | Daylight Saving Time | Begins (local time) |
|---|---|---|---|---|---|
| 1991 | -10 | UTC-10 | no | Saturday, March 2 1991, 12:00 AM | |
| 1990 | -0930 | UTC-09:30 | yes | Sunday, October 28 1990, 12:00 AM | |
| 1990 | -10 | UTC-10 | no | Saturday, March 3 1990, 12:00 AM | |
| 1989 | -0930 | UTC-09:30 | yes | Sunday, October 29 1989, 12:00 AM | |
| 1989 | -10 | UTC-10 | no | Saturday, March 4 1989, 12:00 AM | |
| 1988 | -0930 | UTC-09:30 | yes | Sunday, October 30 1988, 12:00 AM | |
| 1988 | -10 | UTC-10 | no | Saturday, March 5 1988, 12:00 AM | |
| 1987 | -0930 | UTC-09:30 | yes | Sunday, October 25 1987, 12:00 AM | |
| 1987 | -10 | UTC-10 | no | Saturday, February 28 1987, 12:00 AM | |
| 1986 | -0930 | UTC-09:30 | yes | Sunday, October 26 1986, 12:00 AM | |
| 1986 | -10 | UTC-10 | no | Saturday, March 1 1986, 12:00 AM | |
| 1985 | -0930 | UTC-09:30 | yes | Sunday, October 27 1985, 12:00 AM | |
| 1985 | -10 | UTC-10 | no | Saturday, March 2 1985, 12:00 AM | |
| 1984 | -0930 | UTC-09:30 | yes | Sunday, October 28 1984, 12:00 AM | |
| 1984 | -10 | UTC-10 | no | Saturday, March 3 1984, 12:00 AM | |
| 1983 | -0930 | UTC-09:30 | yes | Sunday, October 30 1983, 12:00 AM | |
| 1983 | -10 | UTC-10 | no | Saturday, March 5 1983, 12:00 AM | |
| 1982 | -0930 | UTC-09:30 | yes | Sunday, October 31 1982, 12:00 AM | |
| 1982 | -10 | UTC-10 | no | Saturday, March 6 1982, 12:00 AM | |
| 1981 | -0930 | UTC-09:30 | yes | Sunday, October 25 1981, 12:00 AM | |
| 1981 | -10 | UTC-10 | no | Saturday, February 28 1981, 12:00 AM | |
| 1980 | -0930 | UTC-09:30 | yes | Sunday, October 26 1980, 12:00 AM | |
| 1980 | -10 | UTC-10 | no | Saturday, March 1 1980, 12:00 AM | |
| 1979 | -0930 | UTC-09:30 | yes | Sunday, October 28 1979, 12:00 AM | |
| 1979 | -10 | UTC-10 | no | Saturday, March 3 1979, 12:00 AM | |
| 1978 | -0930 | UTC-09:30 | yes | Sunday, November 12 1978, 12:00 AM | |
| 1952 | -1030 | UTC-10:30 | no | Thursday, October 16 1952, 12:00 AM | |
| 1899 | LMT | UTC-10:39:04 | no | Monday, December 25 1899, 12:00 AM |