NZST/NZDT
New Zealand Standard Time
GMT +12
NZDT automatically adjusted to NZST time zone, that is in use
CHAST
Chatham Island Standard Time
GMT +12:45

Time Difference

New Zealand Standard Time is 0 hours and 45 minutes behind Chatham Island Standard Time
3:30 am03:30 in NZST is 4:15 am04:15 in CHAST

NZDT to CHAST call time
Best time for a conference call or a meeting is between 8:15am-6pm in NZDT which corresponds to 8am-5:45pm in CHAST

3:30 am03:30 New Zealand Standard Time (NZST). Offset UTC +12:00 hours
4:15 am04:15 Chatham Island Standard Time (CHAST). Offset UTC +12:45 hours

3:30 am03:30 NZST / 4:15 am04:15 CHAST

NZST CHAST
12am (midnight) 12:45 am
1am 1:45 am
2am 2:45 am
3am 3:45 am
4am 4:45 am
5am 5:45 am
6am 6:45 am
7am 7:45 am
8am 8:45 am
9am 9:45 am
10am 10:45 am
11am 11:45 am
12pm (noon) 12:45 pm
1pm 1:45 pm
2pm 2:45 pm
3pm 3:45 pm
4pm 4:45 pm
5pm 5:45 pm
6pm 6:45 pm
7pm 7:45 pm
8pm 8:45 pm
9pm 9:45 pm
10pm 10:45 pm
11pm 11:45 pm
0:00 0:45
1:00 1:45
2:00 2:45
3:00 3:45
4:00 4:45
5:00 5:45
6:00 6:45
7:00 7:45
8:00 8:45
9:00 9:45
10:00 10:45
11:00 11:45
12:00 12:45
13:00 13:45
14:00 14:45
15:00 15:45
16:00 16:45
17:00 17:45
18:00 18:45
19:00 19:45
20:00 20:45
21:00 21:45
22:00 22:45
23:00 23:45

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 time zone, however during winter some places adjust time for one hour back and observe New Zealand Standard Time (NZST).

Daylight saving time clock moves back for one hour from 3am to 2amEnd: New Zealand Daylight Time (NZDT) has ended on Sunday, April 7, 2024 at 3:00 am local time and clocks were set one hour back to Sunday, April 7, 2024, 2:00 am local standard time instead. Daylight saving ends annually the on first Sunday of April

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

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

Chatham Island Standard Time

Offset: CHAST is 12 hours and 45 minutes ahead Greenwich Mean Time (GMT) and is used in Pacific

CHAST Time Zone Geo Map
CHAST timezone map

CHAST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1245 - basic
  • +12:45 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1245 - sign character (+) followed by a four digit time providing hours (12) and minutes (45) of the offset. Indicates twelve hour and forty-five minutes time differences to the east of the zero meridian.