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PT/PDT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CHADT
UTC+13:45
tomorrow (next day)
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

5:00 am05:00 PDT (UTC-7), Oct 13, 2026 = 1:45 am01:45 CHADT (UTC+13:45), Oct 14, 2026

PDT is 20 hours and 45 minutes behind CHADT.

How the time difference changes

Depending on seasonal clock changes, PT is 19 hours and 45 minutes behind CHAST, PT is 20 hours and 45 minutes behind CHADT, or PT is 21 hours and 45 minutes behind CHADT.

Depending on seasonal clock changes, working hours of 9:00 am to 5:00 pm in PT correspond to 4:45 am (next day) to 12:45 pm (next day) in CHAST, working hours of 9:00 am to 5:00 pm in PT correspond to 5:45 am (next day) to 1:45 pm (next day) in CHADT, or working hours of 9:00 am to 5:00 pm in PT correspond to 6:45 am (next day) to 2:45 pm (next day) in CHADT.Depending on seasonal clock changes, working hours of 09:00 to 17:00 in PT correspond to 04:45 (next day) to 12:45 (next day) in CHAST, working hours of 09:00 to 17:00 in PT correspond to 05:45 (next day) to 13:45 (next day) in CHADT, or working hours of 09:00 to 17:00 in PT correspond to 06:45 (next day) to 14:45 (next day) in CHADT.

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

Time Difference

Pacific Daylight Time is 20 hours and 45 minutes behind Chatham Island Daylight Time.
5:00 am05:00 in PDT is 1:45 am01:45 in CHADT

PDT to CHADT call time
Best time for a conference call or a meeting is between 12:15pm-5pm12:15-17:00 in PDT which corresponds to 9am-1:45pm09:00-13:45 in CHADT (next day)

5:00 am05:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
1:45 am01:45 Chatham Island Daylight Time (CHADT). Offset UTC +13:45 hours

5:00 am05:00 PDT / 1:45 am01:45 CHADT

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Hourly time comparison
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Pacific Time

Pacific Time (PT) is a general term used to describe the areas that observe either the Pacific Standard Time (PST) or Pacific Daylight Time (PDT) in the United States and Canada. PT also called Pacific Coast Time. PT is not static but switches between PDT and PST.

Territories observing the Pacific Time Zone are primarily in North America. It runs through the western part of Canada, the United States and the Northwestern part of Mexico.

Countries using this time zone: Canada, Mexico, United States.

Principal Cities: The largest city in the PT time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.

French: HNP - Heure Normale du Pacifique

Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste

PT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -08 - basic short
  • -0800 - basic
  • -08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Uniform - Military abbreviation for PT
  • U - short form of 'Uniform'
Time zones with the GMT -8 offset:
  • AKDT - Alaska Daylight Time
  • PST - Pacific Standard Time
  • PT - Pacific Time
  • PST - Pitcairn Standard Time
  • U - Uniform Time Zone

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.