New Zealand Daylight Time (NZDT) is 13 hours ahead of Coordinated Universal Time (UTC). This time zone is a Daylight Saving Time time zone and is used in: Pacific, Antarctica.
Where and When is NZDT Observed?
Pacific
Pacific countries using NZDT in the summer and NZST in the winter:
Antarctica
Locations in Antarctica using NZDT in the summer and NZST in the winter:
Other Time Zones in UTC +13
Some time zones exist that have the same offset as NZDT, but can be found under a different name: