NZST
New Zealand Standard Time
GMT +12
CDT/CST
Central Daylight Time
GMT -5
CST automatically adjusted to CDT time zone, that is in use
New Zealand
NZST

Time Difference

New Zealand Standard Time is 17 hours ahead of Central Daylight Time and 0 hours ahead of NZST (New Zealand Standard Time)
4:30 am04:30 in NZST is 11:30 am11:30 in CDT and is 4:30 am04:30 in Auckland, New Zealand

NZST to CST call time
Best time for a conference call or a meeting is between 10pm-12pm in NZST which corresponds to 4am-6am in CST
NZST to Auckland call time
Best time for a conference call or a meeting is between 8am-6pm in NZST which corresponds to 8am-6pm in Auckland

4:30 am04:30 New Zealand Standard Time (NZST). Offset UTC +12:00 hours
11:30 am11:30 Central Daylight Time (CDT). Offset UTC -5:00 hours
4:30 am04:30 NZST (New Zealand Standard Time) (Auckland, New Zealand). Offset UTC +12:00 hours

4:30 am04:30 NZST / 11:30 am11:30 CDT / 4:30 am04:30 Auckland, New Zealand

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

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 6, 2025 at 3:00 am local time and clocks were set one hour back to Sunday, April 6, 2025, 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 28, 2025 at 2:00 am local time and clocks are set one hour forward to Sunday, September 28, 2025, 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

Central Standard Time

Offset: CST is 6 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Belize, Canada, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua, El Salvador, United States

Principal Cities: The largest city in the CST timezone is Mexico City from Mexico with population about 12.294 million people. Other major cities in the area are Chicago, Houston, Iztapalapa, Ecatepec

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

CST Time Zone Geo Map
CST timezone map

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Central Daylight Time (CDT).

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Central Standard Time (CST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.

Daylight saving time clock moves back for one hour from 2am to 1amStart: Central Standard Time (CST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates six hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for CST
  • S - short form of 'Sierra'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Bahia_Banderas
  • America/Belize
  • America/Chicago
  • America/Chihuahua
  • America/Costa_Rica
  • America/El_Salvador
  • America/Guatemala
  • America/Indiana/Knox
  • America/Indiana/Tell_City
  • America/Knox_IN
  • America/Managua
  • America/Matamoros
  • America/Menominee
  • America/Merida
  • America/Mexico_City
  • America/Monterrey
  • America/North_Dakota/Beulah
  • America/North_Dakota/Center
  • America/North_Dakota/New_Salem
  • America/Ojinaga
  • America/Rainy_River
  • America/Rankin_Inlet
  • America/Regina
  • America/Resolute
  • America/Swift_Current
  • America/Tegucigalpa
  • America/Winnipeg
  • CST6CDT
  • Canada/Central
  • Canada/Saskatchewan
  • Mexico/General
  • US/Central
  • US/Indiana-Starke
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
  • Colombia Standard Time - UTC -5
Time zones with the GMT -6 offset:
  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra Time Zone

Auckland Information

Time Zone

Abbreviation / Name
NZST - New Zealand Standard Time
NZDT - New Zealand Daylight Time
UTC / GMT Offset
+12:00 hours during New Zealand Standard Time, currently in use.
+13:00 hours during New Zealand Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3am Sunday, September 28, 2025 at 2:00 am local time. DST starts annually the on last Sunday of September. Clocks are turned forward 1 hour to Sunday, September 28, 2025, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 3am to 2am Sunday, April 6, 2025 at 3:00 am local time. DST ends annually the on first Sunday of April. Clocks are turned backward 1 hour to Sunday, April 6, 2025, 2:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Auckland Facts

Country
New Zealand
Alternative Names
AKL, Auckland, Aucland, Aucopolis, Awklanda, Okland, Oklandas, Oklant, Oklend, Oklenda, Tamaki-makau-rau, Tāmaki-makau-rau, akalyanda, akland, aklant, ao ke lan dou hui qu, awkland, awklnd, okalanda, okalenda, okeullaendeu, oklainda, okurando, yavkland, Ώκλαντ, Окланд, Окленд, Օկլենդ, אוקלנד, آوکلند, أوكلاند, ئاۋكلاند, ऑकलंड, ऑक्लैण्ड, অকল্যান্ড, ઓકલેન્ડ, ஆக்லன்ட், ఆక్లాండ్, ಆಕ್ಲೆಂಡ್‌, ഓക്‌ലൻഡ്, โอกแลนด์, အော့ကလန်မြို့, ოკლენდი, オークランド, 奧克蘭都會區, 오클랜드
Population
417,910
Currency
Dollar (NZD)
Geographic Coordinates
36° 50' S Latitude / 174° 45' E Longitude
International Dialing Code
+64