CST to EGST Converter

Updating current time…
CDT/CST
Central Daylight Time
UTC−5
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Central Time is on daylight saving time: CDT (UTC−5) until Sun, Nov 1.

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

Chicago · CDT (UTC−5)Mexico City, Saskatchewan · CST all year (UTC−6)
WGST/EGST
Western Greenland Summer Time
UTC−1
4h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm
EGST is not used on this date.

This converter uses WGST (UTC−1), as in Scoresbysund.

Keep EGST (UTC+0)

Quick answers

Selected conversion

7:00 am07:00 CDT (UTC-5), Oct 18, 2026 = 11:00 am11:00 WGST (UTC-1), Oct 18, 2026

CDT is 4 hours behind WGST.

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

These examples always use CST (UTC-6) and EGST (UTC+0). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

CST is 6 hours behind EGST.

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 EGST. For daylight-time examples, use CDT to WGST.

How the time difference changes

For most of the year, CDT is 4 hours behind WGST. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 27, 2027, CDT is 3 hours behind WGT. From Nov 1, 2026 to Mar 14, 2027, CST is 4 hours behind WGT.

For most of the year, working hours of 9:00 am to 6:00 pm in CDT correspond to 1:00 pm to 10:00 pm in WGST. At other times of the year, working hours of 9:00 am to 6:00 pm in CST correspond to 1:00 pm to 10:00 pm in WGT or working hours of 9:00 am to 6:00 pm in CDT correspond to 12:00 pm to 9:00 pm in WGT.For most of the year, working hours of 09:00 to 18:00 in CDT correspond to 13:00 to 22:00 in WGST. At other times of the year, working hours of 09:00 to 18:00 in CST correspond to 13:00 to 22:00 in WGT or working hours of 09:00 to 18:00 in CDT correspond to 12:00 to 21:00 in WGT.

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

Time Difference

Central Daylight Time is 4 hours behind Western Greenland Summer Time.
7:00 am07:00 in CDT is 11:00 am11:00 in WGST

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

7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours
11:00 am11:00 Western Greenland Summer Time (WGST). Offset UTC -1:00 hours

7:00 am07:00 CDT / 11:00 am11:00 WGST

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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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).

Open the world time zone map© OpenStreetMap

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

Eastern Greenland Summer Time

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

EGST 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 EGST
  • Z - short form of '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
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT