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ACDT to NCT Converter

Updating current time…
ACDT
Australian Central Daylight Time
GMT +10:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
NCT
New Caledonia Time
GMT +11
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

The selected date and time will appear here when the converter loads.

ACDT and NCT examples

These examples always use ACDT (UTC+10:30) and NCT (UTC+11). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

ACDT is 30 minutes behind NCT.

How the time difference changes

Depending on seasonal clock changes, ACDT is 30 minutes behind NCT or ACST is 1 hour and 30 minutes behind NCT.

Depending on seasonal clock changes, working hours of 9:00 am to 5:00 pm in ACDT correspond to 9:30 am to 5:30 pm in NCT or working hours of 9:00 am to 5:00 pm in ACST correspond to 10:30 am to 6:30 pm in NCT.

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

Time Difference

Australian Central Daylight Time is 0 hours and 30 minutes behind New Caledonia Time
10:30 pm22:30 in ACDT is 11:00 pm23:00 in NCT

ACDT to NCT call time
Best time for a conference call or a meeting is between 9am-4:30pm in ACDT which corresponds to 9:30am-5pm in NCT

10:30 pm22:30 Australian Central Daylight Time (ACDT). Offset UTC +10:30 hours
11:00 pm23:00 New Caledonia Time (NCT). Offset UTC +11:00 hours

10:30 pm22:30 ACDT / 11:00 pm23:00 NCT

ACDTNCT
12am (midnight)12:30 am
1am1:30 am
2am2:30 am
3am3:30 am
4am4:30 am
5am5:30 am
6am6:30 am
7am7:30 am
8am8:30 am
9am9:30 am
10am10:30 am
11am11:30 am
12pm (noon)12:30 pm
1pm1:30 pm
2pm2:30 pm
3pm3:30 pm
4pm4:30 pm
5pm5:30 pm
6pm6:30 pm
7pm7:30 pm
8pm8:30 pm
9pm9:30 pm
10pm10:30 pm
11pm11:30 pm
00:0000:30
01:0001:30
02:0002:30
03:0003:30
04:0004:30
05:0005:30
06:0006:30
07:0007:30
08:0008:30
09:0009:30
10:0010:30
11:0011:30
12:0012:30
13:0013:30
14:0014:30
15:0015:30
16:0016:30
17:0017:30
18:0018:30
19:0019:30
20:0020:30
21:0021:30
22:0022:30
23:0023:30

Australian Central Daylight Time

Offset: ACDT is 10 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Australia

Countries using this time zone: Australia

Principal Cities: The largest city in the ACDT time zone is Adelaide in Australia, with about 1.225 million people. Other major cities in this time zone include Adelaide Hills, Mount Gambier, Morphett Vale, Prospect.

ACDT Time Zone Geo Map
ACDT timezone map

Daylight Saving: Australian Central Daylight Time (ACDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Australian Central Standard Time (ACST).

Daylight saving time clock moves forward for one hour from 2am to 3amStart: Australian Central Daylight Time (ACDT) started on Sunday, October 5, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, October 5, 2025, 3:00 am. Daylight saving starts annually on the first Sunday of October

Daylight saving time clock moves back for one hour from 3am to 2amEnd: Australian Central Daylight Time (ACDT) ends on Sunday, April 5, 2026 at 3:00 am local time and clocks are set one hour back to Sunday, April 5, 2026, 2:00 am local standard time instead. Daylight saving ends annually on the first Sunday of April

ACDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1030 - basic
  • +10:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates an offset of ten hours and thirty minutes to the east of the zero meridian.
IANA/Olson: Reflects ACDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Australia/Adelaide
  • Australia/Broken_Hill
  • Australia/South
  • Australia/Yancowinna
Time zones with the GMT +10:30 offset:
  • ACDT - Australian Central Daylight Time
  • LHST - Lord Howe Standard Time

New Caledonia Time

Offset: NCT is 11 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

Countries using this time zone: New Caledonia

Principal Cities: The largest city in the NCT time zone is Noumea in New Caledonia, with about 93,060 people. Other major cities in this time zone include Mont Dore, Dumbea.

Daylight Saving: Clocks in New Caledonia Time (NCT) do not change for daylight saving time, so NCT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

NCT Time Zone Geo Map
NCT timezone map

NCT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +11 - basic short
  • +1100 - basic
  • +11:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1100 - sign character (+) followed by a four digit time providing hours (11) and minutes (00) of the offset. Indicates an offset of eleven hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Lima - Military abbreviation for NCT
  • L - short form of 'Lima'
Time zones with the GMT +11 offset:
  • AEDT - Australian Eastern Daylight Time
  • BST - Bougainville Standard Time
  • KOST - Kosrae Time
  • L - Lima Time Zone
  • LHDT - Lord Howe Daylight Time
  • MAGT - Magadan Time
  • NCT - New Caledonia Time
  • NFT - Norfolk Time
  • PETT - Kamchatka Time
  • PONT - Pohnpei Standard Time
  • SBT - Solomon IslandsTime
  • VLAST - Vladivostok Summer Time
  • VUT - Vanuatu Time
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT