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TAHT
UTC−10
12am
3am
6am
9am
12pm
3pm
6pm
9pm
EDT/EST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Eastern Time is on daylight saving time: EDT (UTC−4) until Sun, Nov 1.

Quick answers

Selected conversion

2:00 am02:00 TAHT (UTC-10), Oct 12, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 12, 2026

TAHT is 6 hours behind EDT.

TAHT and EST (US winter time, UTC-5) examples

These examples always use TAHT (UTC-10) and EST (UTC-5). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

TAHT is 5 hours behind EST.

EST is US Eastern winter time (early November to mid-March). The rest of the year New York uses EDT (UTC-4), one hour later. For Eastern Time that follows daylight saving time, use TAHT to ET. For daylight-time examples, use TAHT to EDT.

How the time difference changes

For most of the year, TAHT is 6 hours behind EDT. From Nov 1, 2026 to Mar 14, 2027, TAHT is 5 hours behind EST.

For most of the year, working hours of 9:00 am to 5:00 pm in TAHT correspond to 3:00 pm to 11:00 pm in EDT. At other times of the year, working hours of 9:00 am to 5:00 pm in TAHT correspond to 2:00 pm to 10:00 pm in EST.For most of the year, working hours of 09:00 to 17:00 in TAHT correspond to 15:00 to 23:00 in EDT. At other times of the year, working hours of 09:00 to 17:00 in TAHT correspond to 14:00 to 22:00 in EST.

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

Time Difference

Tahiti Time is 6 hours behind Eastern Daylight Time.
2:00 am02:00 in TAHT is 8:00 am08:00 in EDT

TAHT to EDT call time
Best time for a conference call or a meeting is between 9am-11am09:00-11:00 in TAHT which corresponds to 3pm-5pm15:00-17:00 in EDT

2:00 am02:00 Tahiti Time (TAHT). Offset UTC -10:00 hours
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours

2:00 am02:00 TAHT / 8:00 am08:00 EDT

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
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Tahiti Time

Offset: TAHT is 10 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: French Polynesia

Principal Cities: The largest city in the TAHT time zone is Faaa in French Polynesia, with about 29,851 people. Other major cities in this time zone include Papeete, Punaauia, Pirae, Mahina.

Daylight Saving: Clocks in Tahiti Time (TAHT) do not change for daylight saving time, so TAHT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

TAHT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -10 - basic short
  • -1000 - basic
  • -10:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -1000 - sign character (-) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Whiskey - Military abbreviation for TAHT
  • W - short form of 'Whiskey'
Time zones with the GMT -10 offset:
  • HAST - Hawaii-Aleutian Standard Time
  • CKT - Cook Island Time
  • HST - Hawaii Standard Time
  • TAHT - Tahiti Time
  • W - Whiskey Time Zone

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States

Principal Cities: The largest city in the EST time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

Map of the areas on Eastern Standard Time (EST)
EST all year EST part of the year

Today the lighter areas are on UTC−4 (EDT).

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

123456789101112End: Eastern Standard Time (EST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

123456789101112Start: Eastern Standard Time (EST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

See upcoming clock changes worldwide.

EST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for EST
  • R - short form of 'Romeo'
IANA/Olson: Reflects EST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Atikokan
  • America/Cancun
  • America/Cayman
  • America/Coral_Harbour
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Jamaica
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Panama
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST
  • EST5EDT
  • Jamaica
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone