NZST
New Zealand Standard Time
GMT +12
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
8:00 pm20:00 in NZST is 8:45 pm20:45 in CHAST

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

8:00 pm20:00 New Zealand Standard Time (NZST). Offset UTC +12:00 hours
8:45 pm20:45 Chatham Island Standard Time (CHAST). Offset UTC +12:45 hours

8:00 pm20:00 NZST / 8:45 pm20:45 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 Standard Time

Offset: NZST is 12 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 NZST timezone is Auckland from New Zealand with population about 1.535 million people. Other major cities in the area are Wellington, Christchurch, Hamilton, Tauranga

NZST Time Zone Geo Map
NZST timezone map

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe New Zealand Daylight Time (NZDT).

Daylight saving time clock moves back for one hour from 3am to 2amStart: New Zealand Standard Time (NZST) started 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. Standard time starts annually the on first Sunday of April.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: New Zealand Standard Time (NZST) ends 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 local daylight time instead. Standard time starts annually the on last Sunday of September.

NZST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +12 - basic short
  • +1200 - basic
  • +12:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1200 - sign character (+) followed by a four digit time providing hours (12) and minutes (00) of the offset. Indicates twelve 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
  • Mike - Military abbreviation for NZST
  • M - short form of 'Mike'
IANA/Olson: Reflects NZST 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 +12 offset:
  • ANAST - Anadyr Summer Time
  • ANAT - Anadyr Time
  • FJT - Fiji Time
  • GILT - Gilbert Island Time
  • M - Mike Time Zone
  • MAGST - Magadan Summer Time
  • MAGT - Magadan Time
  • MHT - Marshall Islands Time
  • NRT - Nauru Time
  • NZST - New Zealand Standard Time
  • PETST - Kamchatka Summer Time
  • TVT - Tuvalu Time
  • WFT - Wallis and Futuna 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.