Updating current time…
CST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
TAHT
UTC−10
4h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

6:00 am06:00 CST (UTC-6), Nov 3, 2026 = 2:00 am02:00 TAHT (UTC-10), Nov 3, 2026

CST is 4 hours ahead of TAHT.

CST (US winter time, UTC-6) and TAHT examples

These examples always use CST (UTC-6) and TAHT (UTC-10). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

CST is 4 hours ahead of TAHT.

CST is US Central winter time (early November to mid-March). The rest of the year Chicago uses CDT (UTC-5), one hour later. For Central Time that follows daylight saving time, use CT to TAHT. For daylight-time examples, use CDT to TAHT.

How the time difference changes

For most of the year, CDT is 5 hours ahead of TAHT. From Nov 1, 2026 to Mar 14, 2027, CST is 4 hours ahead of TAHT.

For most of the year, working hours of 9:00 am to 6:00 pm in CDT correspond to 4:00 am to 1:00 pm in TAHT. At other times of the year, working hours of 9:00 am to 6:00 pm in CST correspond to 5:00 am to 2:00 pm in TAHT.For most of the year, working hours of 09:00 to 18:00 in CDT correspond to 04:00 to 13:00 in TAHT. At other times of the year, working hours of 09:00 to 18:00 in CST correspond to 05:00 to 14:00 in TAHT.

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

Time Difference

Central Standard Time is 4 hours ahead of Tahiti Time.
6:00 am06:00 in CST is 2:00 am02:00 in TAHT

CST to TAHT call time
Best time for a conference call or a meeting is between 1pm-6pm13:00-18:00 in CST which corresponds to 9am-2pm09:00-14:00 in TAHT

6:00 am06:00 Central Standard Time (CST). Offset UTC -6:00 hours
2:00 am02:00 Tahiti Time (TAHT). Offset UTC -10:00 hours

6:00 am06:00 CST / 2:00 am02:00 TAHT

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Hourly time comparison
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Central Standard Time

Offset: CST is 6 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Belize, Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, United States

Principal Cities: The largest city in the CST time zone is Mexico City in Mexico, with about 12.294 million people. Other major cities in this time zone include Chicago, Houston, Puebla, Santiago de Querétaro.

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

Map of the areas on Central Standard Time (CST)
CST all year CST part of the year

Today all shaded areas are on CST.

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

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

123456789101112End: Central Standard Time (CST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

See USA daylight saving time and upcoming clock changes worldwide.

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for CST
  • S - short form of 'Sierra'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Bahia_Banderas
  • America/Belize
  • America/Chicago
  • America/Chihuahua
  • America/Costa_Rica
  • America/El_Salvador
  • America/Guatemala
  • America/Indiana/Knox
  • America/Indiana/Tell_City
  • America/Knox_IN
  • America/Managua
  • America/Matamoros
  • America/Menominee
  • America/Merida
  • America/Mexico_City
  • America/Monterrey
  • America/North_Dakota/Beulah
  • America/North_Dakota/Center
  • America/North_Dakota/New_Salem
  • America/Ojinaga
  • America/Rainy_River
  • America/Rankin_Inlet
  • America/Regina
  • America/Resolute
  • America/Swift_Current
  • America/Tegucigalpa
  • America/Winnipeg
  • CST6CDT
  • Canada/Central
  • Canada/Saskatchewan
  • Mexico/General
  • US/Central
  • US/Indiana-Starke
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
Time zones with the GMT -6 offset:
  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra Time Zone

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