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CHADT
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UTC
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yesterday (previous day)
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Quick answers

Selected conversion

2:00 am02:00 CHADT (UTC+13:45), Oct 13, 2026 = 12:15 pm12:15 UTC (UTC+0), Oct 12, 2026

CHADT is 13 hours and 45 minutes ahead of UTC.

CHADT and UTC examples

These examples always use CHADT (UTC+13:45) and UTC (UTC+0). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

CHADT is 13 hours and 45 minutes ahead of UTC.

How the time difference changes

Depending on seasonal clock changes, CHAST is 12 hours and 45 minutes ahead of UTC or CHADT is 13 hours and 45 minutes ahead of UTC.

Depending on seasonal clock changes, working hours of 9:00 am to 5:00 pm in CHAST correspond to 8:15 pm (previous day) to 4:15 am in UTC or working hours of 9:00 am to 5:00 pm in CHADT correspond to 7:15 pm (previous day) to 3:15 am in UTC.Depending on seasonal clock changes, working hours of 09:00 to 17:00 in CHAST correspond to 20:15 (previous day) to 04:15 in UTC or working hours of 09:00 to 17:00 in CHADT correspond to 19:15 (previous day) to 03:15 in UTC.

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

Time Difference

Chatham Island Daylight Time is 13 hours and 45 minutes ahead of Coordinated Universal Time.
2:00 am02:00 in CHADT is 12:15 pm12:15 in UTC

CHADT to UTC call time
Best time for a conference call or a meeting is between 7:30am-8:30am07:30-08:30 in CHADT which corresponds to 5:45pm-6:45pm17:45-18:45 in UTC (previous day). Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.

2:00 am02:00 Chatham Island Daylight Time (CHADT). Offset UTC +13:45 hours
12:15 pm12:15 Coordinated Universal Time (UTC). Offset UTC 0:00 hours

2:00 am02:00 CHADT / 12:15 pm12:15 UTC

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Hourly time comparison
CHADTUTC
10:15am previous day
11:15am previous day
12:15pm previous day
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4:15pm previous day
5:15pm previous day
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12:15am
1:15am
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10:15 previous day
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Chatham Island Daylight Time

Offset: CHADT is 13 hours and 45 minutes ahead of Greenwich Mean Time (GMT).

Countries using this time zone: New Zealand

Principal Cities: The largest city in the CHADT time zone is Waitangi in New Zealand, with about 140 people.

Map of the areas on Chatham Island Daylight Time (CHADT)
CHADT part of the year

Today all shaded areas are on CHADT.

Daylight Saving: Chatham Island Daylight Time (CHADT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Chatham Island Standard Time (CHAST).

123456789101112Start: Chatham Island Daylight Time (CHADT) started on Sunday, September 27, 2026 at 2:45 am02:45 local time and clocks were set one hour forward to Sunday, September 27, 2026, 3:45 am03:45. Daylight saving starts annually on the last Sunday of September.

123456789101112End: Chatham Island Daylight Time (CHADT) ends on Sunday, April 4, 2027 at 3:45 am03:45 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:45 am02:45 local standard time instead. Daylight saving ends annually on the first Sunday of April.

See upcoming clock changes worldwide.

CHADT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1345 - basic
  • +13:45 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1345 - sign character (+) followed by a four digit time providing hours (13) and minutes (45) of the offset. Indicates an offset of thirteen hours and forty-five minutes to the east of the zero meridian.

Coordinated Universal Time

Offset: UTC is the same as Greenwich Mean Time (GMT).

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

Map of the areas on Coordinated Universal Time (UTC)
UTC all year UTC part of the year

Today some of the lighter areas are on UTC+1 (British Summer Time, Irish Standard Time, WEST).

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 - Coordinated Universal Time
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone