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CDT/CST
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Central Time is on daylight saving time: CDT (UTC−5) until Sun, Nov 1.

Mexico City and Saskatchewan stay on CST (UTC−6).

French Southern TerritoriesTFT
UTC+5
10h ahead
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Quick answers

Selected conversion

7:00 am07:00 CDT (UTC-5), Oct 16, 2026 = 5:00 pm17:00 TFT (UTC+5), Oct 16, 2026

CDT is 10 hours behind Port-aux-Français.

How the time difference changes

For most of the year, CDT is 10 hours behind Port-aux-Francais. From Nov 1, 2026 to Mar 14, 2027, CST is 11 hours behind Port-aux-Francais.

For most of the year, working hours of 9:00 am to 6:00 pm in CDT correspond to 7:00 pm to 4:00 am (next day) in Port-aux-Francais. At other times of the year, working hours of 9:00 am to 6:00 pm in CST correspond to 8:00 pm to 5:00 am (next day) in Port-aux-Francais.For most of the year, working hours of 09:00 to 18:00 in CDT correspond to 19:00 to 04:00 (next day) in Port-aux-Francais. At other times of the year, working hours of 09:00 to 18:00 in CST correspond to 20:00 to 05:00 (next day) in Port-aux-Francais.

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

Time Difference

Central Daylight Time is 10 hours behind TFT (French Southern and Antarctic Time).
7:00 am07:00 in CDT is 5:00 pm17:00 in Port-aux-Francais, French Southern Territories

CDT to Port-aux-Français call time
Best time for a conference call or a meeting is between 8am-9am08:00-09:00 in CDT which corresponds to 6pm-7pm18:00-19:00 in Port-aux-Français. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.

7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours
5:00 pm17:00 TFT (French Southern and Antarctic Time) (Port-aux-Francais, French Southern Territories). Offset UTC +5:00 hours

7:00 am07:00 CDT / 5:00 pm17:00 Port-aux-Francais, French Southern Territories

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Hourly time comparison
CDTPort-aux-Francais, French Southern Territories
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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 the lighter areas are on UTC−5 (Central Daylight Time).

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).

123456789101112End: Central Standard Time (CST) 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: Central Standard Time (CST) 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 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

Port-aux-Français Time Zone and Facts

Time Zone

Abbreviation / Offset
TFT – French Southern and Antarctic Time, UTC+5 (no daylight saving time)

Port-aux-Français Facts

Country
French Southern Territories
Alternative Names
Port o Franse, Port o Fransė, Port-aux-Francais, Port-aux-Français, Port-o-Franse, Port-o-Franseh, Portofranse, Portofransē, fa lan xi gang, poleutopeulangsye, porutofuranse, Порт-о-Франсе, Порт-о-Франсэ, ปอโรฟร็องแซ, ポルトーフランセ, 法兰西港, 포르토프랑셰
Population
45
Currency
Euro (EUR)
Geographic Coordinates
49° 20' S Latitude / 70° 13' E Longitude