• BST Time to NZST Time Converter

    GMT = UTC + 00:00

    15:39:09

    Friday, December 12, 2025

    NZDT = UTC + 13:00

    04:39:09

    Saturday, December 13, 2025

    GMT(Greenwich Mean Time) and NZDT(New Zealand Daylight Time) Mapping Table
    Greenwich Mean Time(GMT)New Zealand Daylight Time(NZDT)
    00:0013:00
    01:0014:00
    02:0015:00
    03:0016:00
    04:0017:00
    05:0018:00
    06:0019:00
    07:0020:00
    08:0021:00
    09:0022:00
    10:0023:00
    11:0000:00+1 day
    12:0001:00+1 day
    13:0002:00+1 day
    14:0003:00+1 day
    15:0004:00+1 day
    16:0005:00+1 day
    17:0006:00+1 day
    18:0007:00+1 day
    19:0008:00+1 day
    20:0009:00+1 day
    21:0010:00+1 day
    22:0011:00+1 day
    23:0012:00+1 day

    GMT(Greenwich Mean Time)

    Greenwich Mean Time(GMT) has no offset from Coordinated Universal(UTC) Time.

    Typical City of GMT (Greenwich Mean Time)

    United Kingdom - London (Winter)
    Iceland - Reykjavik (All Year)
    Sierra Leone - Freetown (All Year)
    Greenland - Danmarkshavn (All Year)
    Antarctica - Troll Station (Summer)

    NZDT(New Zealand Daylight Time)

    New Zealand Daylight Time(NZDT) is 13:00 hours ahead of Coordinated Universal(UTC) Time.This timezone is a Daylight Saving Time timezone and is used in: Pacific

    Typical City of NZDT (New Zealand Daylight Time)

    New Zealand - Auckland (Summer)
    Antarctica - McMurdo (Summer)