NZDT
New Zealand Daylight Time
GMT +13
GST
Gulf Standard Time
GMT +4

Time Difference

New Zealand Daylight Time is 9 hours ahead of Gulf Standard Time
10:30 pm22:30 in NZDT is 1:30 pm13:30 in GST

NZDT to GST call time
Best time for a conference call or a meeting is between 5pm-7pm in NZDT which corresponds to 8am-10am in GST

10:30 pm22:30 New Zealand Daylight Time (NZDT). Offset UTC +13:00 hours
1:30 pm13:30 Gulf Standard Time (GST). Offset UTC +4:00 hours

10:30 pm22:30 NZDT / 1:30 pm13:30 GST

NZDT GST
12am (midnight) 3pm
1am 4pm
2am 5pm
3am 6pm
4am 7pm
5am 8pm
6am 9pm
7am 10pm
8am 11pm
9am 12am (midnight)
10am 1am
11am 2am
12pm (noon) 3am
1pm 4am
2pm 5am
3pm 6am
4pm 7am
5pm 8am
6pm 9am
7pm 10am
8pm 11am
9pm 12pm (noon)
10pm 1pm
11pm 2pm
0:00 15:00
1:00 16:00
2:00 17:00
3:00 18:00
4:00 19:00
5:00 20:00
6:00 21:00
7:00 22:00
8:00 23:00
9:00 0:00
10:00 1:00
11:00 2:00
12:00 3:00
13:00 4:00
14:00 5:00
15:00 6:00
16:00 7:00
17:00 8:00
18:00 9:00
19:00 10:00
20:00 11:00
21:00 12:00
22:00 13:00
23:00 14:00

New Zealand Daylight Time

Offset: NZDT is 13 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

Countries: It is used in following countries: Antarctica, New Zealand

Principal Cities: The largest city in the NZDT timezone is Auckland from New Zealand with population about 1.535 million people. Other major cities in the area are Wellington, Christchurch, Hamilton, Tauranga

NZDT Time Zone Geo Map
NZDT timezone map

Daylight Saving: New Zealand Daylight Time (NZDT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe New Zealand Standard Time (NZST).

Daylight saving time clock moves forward for one hour from 2am to 3amStart: New Zealand Daylight Time (NZDT) started on Sunday, September 29, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, September 29, 2024, 3:00 am. Daylight saving starts annually the on last Sunday of September

Daylight saving time clock moves back for one hour from 3am to 2amEnd: New Zealand Daylight Time (NZDT) ends on Sunday, April 6, 2025 at 3:00 am local time and clocks are set one hour back to Sunday, April 6, 2025, 2:00 am local standard time instead. Daylight saving ends annually the on first Sunday of April

NZDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +13 - basic short
  • +1300 - basic
  • +13:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates thirteen hour and zero minutes time differences to the east of the zero meridian.
IANA/Olson: Reflects NZDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Antarctica/McMurdo
  • Antarctica/South_Pole
  • NZ
  • Pacific/Auckland
Time zones with the GMT +13 offset:
  • FJST - Fiji Summer Time
  • NZDT - New Zealand Daylight Time
  • PHOT - Phoenix Island Time
  • TKT - Tokelau Time
  • TOT - Tonga Time
  • WST - West Samoa Time
  • WSST - West Samoa Standard Time

Gulf Standard Time

Offset: GST is 4 hours ahead Greenwich Mean Time (GMT) and is used in Asia

GST Time Zone Geo Map
GST timezone map

GST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +04 - basic short
  • +0400 - basic
  • +04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0400 - sign character (+) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates four hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Delta - Military abbreviation for GST
  • D - short form of 'Delta'
Time zones with the GMT +4 offset:
  • KUYT - Kuybyshev Time
  • MSD - Moscow Daylight Time
  • SAMT - Samara Time
  • AMT - Armenia Time
  • AZT - Azerbaijan Time
  • D - Delta Time Zone
  • GET - Georgia Standard Time
  • GST - Gulf Standard Time
  • MUT - Mauritius Time
  • RET - Reunion Time
  • SCT - Seychelles Time