UTC
Universal Time Coordinated
GMT +0
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CHAST
Chatham Island Standard Time
GMT +12:45
12am
3am
6am
9am
12pm
3pm
6pm
9pm
New Zealand
NZST
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Compare UTC time with CHAST and Auckland time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Universal Time Coordinated is 12 hours and 45 minutes behind Chatham Island Standard Time and 12 hours behind NZST (New Zealand Standard Time)
1:30 am01:30 in UTC is 2:15 pm14:15 in CHAST and is 1:30 pm13:30 in Auckland, New Zealand

UTC to CHAST call time
Best time for a conference call or a meeting is between 6:15pm-7:15pm in UTC which corresponds to 7am-8am in CHAST (next day)
UTC to Auckland call time
Best time for a conference call or a meeting is between 7am-8am in UTC which corresponds to 7pm-8pm in Auckland

1:30 am01:30 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
2:15 pm14:15 Chatham Island Standard Time (CHAST). Offset UTC +12:45 hours
1:30 pm13:30 NZST (New Zealand Standard Time) (Auckland, New Zealand). Offset UTC +12:00 hours

1:30 am01:30 UTC / 2:15 pm14:15 CHAST / 1:30 pm13:30 Auckland, New Zealand

UTCCHASTAuckland, New Zealand
12am (midnight)12:45 pm12pm (noon)
1am1:45 pm1pm
2am2:45 pm2pm
3am3:45 pm3pm
4am4:45 pm4pm
5am5:45 pm5pm
6am6:45 pm6pm
7am7:45 pm7pm
8am8:45 pm8pm
9am9:45 pm9pm
10am10:45 pm10pm
11am11:45 pm11pm
12pm (noon)12:45 am12am (midnight)
1pm1:45 am1am
2pm2:45 am2am
3pm3:45 am3am
4pm4:45 am4am
5pm5:45 am5am
6pm6:45 am6am
7pm7:45 am7am
8pm8:45 am8am
9pm9:45 am9am
10pm10:45 am10am
11pm11:45 am11am
00:0012:4512:00
01:0013:4513:00
02:0014:4514:00
03:0015:4515:00
04:0016:4516:00
05:0017:4517:00
06:0018:4518:00
07:0019:4519:00
08:0020:4520:00
09:0021:4521:00
10:0022:4522:00
11:0023:4523:00
12:0000:4500:00
13:0001:4501:00
14:0002:4502:00
15:0003:4503:00
16:0004:4504:00
17:0005:4505:00
18:0006:4506:00
19:0007:4507:00
20:0008:4508:00
21:0009:4509:00
22:0010:4510:00
23:0011:4511:00

Universal Time Coordinated

Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.

UTC representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for UTC
  • Z - short form of 'Zulu'
IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UCT
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UCT
  • UTC
  • Universal
  • Zulu
Time zones with the GMT +0 offset:
  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone

Chatham Island Standard Time

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

Countries using this time zone: New Zealand

CHAST Time Zone Geo Map
CHAST timezone map

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Chatham Island Daylight Time (CHADT).

Start: Chatham Island Standard Time (CHAST) started on Sunday, April 5, 2026 at 3:45 am local time and clocks were set one hour back to Sunday, April 5, 2026, 2:45 am. Standard time starts annually on the first Sunday of April.

End: Chatham Island Standard Time (CHAST) ends on Sunday, September 27, 2026 at 2:45 am local time and clocks are set one hour forward to Sunday, September 27, 2026, 3:45 am local daylight time instead. Standard time ends annually on the last Sunday of September.

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 an offset of twelve hours and forty-five minutes to the east of the zero meridian.

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 3amSunday, September 27, 2026 at 2:00 am local time. DST starts annually on the last Sunday of September. Clocks are turned forward 1 hour to Sunday, September 27, 2026 at 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 2amSunday, April 5, 2026 at 3:00 am local time. DST ends annually on the 1st Sunday of April. Clocks are turned backward 1 hour to Sunday, April 5, 2026 at 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