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CDT
12am
3am
6am
9am
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6pm
9pm
WGST/EGST
12am
3am
6am
9am
12pm
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6pm
9pm
EGST is not used on this date.

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

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.

CDT and EGST examples

These examples always use CDT (UTC-5) 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.

CDT is 5 hours behind EGST.

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 CDT 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 Daylight Time

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

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

Principal Cities: The largest city in the CDT time zone is Chicago in the United States, with about 2.664 million people. Other major cities in this time zone include Houston, San Antonio, Dallas, Fort Worth.

French: HAC - Heure Avancée du Centre

Spanish: CT - Zona Centro

Map of the areas on Central Daylight Time (CDT)
CDT part of the year

Today all shaded areas are on CDT.

Daylight Saving: Central Daylight Time (CDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Central Standard Time (CST).

123456789101112Start: Central Daylight Time (CDT) started 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. Daylight saving starts annually on the second Sunday of March.

123456789101112End: Central Daylight Time (CDT) ends 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 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See USA daylight saving time and upcoming clock changes worldwide.

CDT 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 CDT
  • R - short form of 'Romeo'
IANA/Olson: Reflects CDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Chicago
  • America/Indiana/Knox
  • America/Indiana/Tell_City
  • America/Knox_IN
  • America/Matamoros
  • America/Menominee
  • America/North_Dakota/Beulah
  • America/North_Dakota/Center
  • America/North_Dakota/New_Salem
  • America/Ojinaga
  • America/Rainy_River
  • America/Rankin_Inlet
  • America/Resolute
  • America/Winnipeg
  • CST6CDT
  • Canada/Central
  • US/Central
  • US/Indiana-Starke
CDT Abbreviation: Several time zones share CDT abbreviation and it could refer to these time zones
  • Central Daylight Time - UTC -5
  • Cuba Daylight Time - UTC -4
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

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