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IST/IDT
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IDT is not used on this date.

This converter uses IST (UTC+2), as in Jerusalem.

CT
UTC−6
8h behind
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Quick answers

Selected conversion

5:30 pm17:30 IST (UTC+2), Nov 1, 2026 = 9:30 am09:30 CT (UTC-6), Nov 1, 2026

IST is 8 hours ahead of CT.

How the time difference changes

For most of the year, IDT is 8 hours ahead of CT. From Nov 1, 2026 to Mar 14, 2027, IST is 8 hours ahead of CT. From Mar 14 to Mar 26, 2027, and from Oct 31 to Nov 7, 2027, IST is 7 hours ahead of CT.

For most of the year, working hours of 9:00 am to 6:00 pm in IDT correspond to 1:00 am to 10:00 am in CT. At other times of the year, working hours of 9:00 am to 6:00 pm in IST correspond to 1:00 am to 10:00 am in CT or working hours of 9:00 am to 6:00 pm in IST correspond to 2:00 am to 11:00 am in CT.For most of the year, working hours of 09:00 to 18:00 in IDT correspond to 01:00 to 10:00 in CT. At other times of the year, working hours of 09:00 to 18:00 in IST correspond to 01:00 to 10:00 in CT or working hours of 09:00 to 18:00 in IST correspond to 02:00 to 11:00 in CT.

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

Time Difference

Israel Standard Time is 8 hours ahead of Central Time.
5:30 pm17:30 in IST is 9:30 am09:30 in CT

IST to CT call time
Best time for a conference call or a meeting is between 5pm-6pm17:00-18:00 in IST which corresponds to 9am-10am09:00-10:00 in CT

5:30 pm17:30 Israel Standard Time (IST). Offset UTC +2:00 hours
9:30 am09:30 Central Time (CT). Offset UTC -6:00 hours

5:30 pm17:30 IST / 9:30 am09:30 CT

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Hourly time comparison
ISTCT
5:00pm previous day CDT UTC-5
6:00pm previous day CDT UTC-5
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Israel Daylight Time

Offset: IDT is 3 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Israel

Principal Cities: The largest city in the IDT time zone is Jerusalem in Israel, with about 971,800 people. Other major cities in this time zone include Tel Aviv, Haifa, Rishon LeTsiyyon, Petaẖ Tiqva.

Map of the areas on Israel Daylight Time (IDT)
IDT part of the year

Today the shaded areas are on UTC+2 (Israel Standard Time).

Daylight Saving: Israel Daylight Time (IDT) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Israel Standard Time (IST).

123456789101112End: Israel Daylight Time (IDT) ended on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

123456789101112Start: Israel Daylight Time (IDT) starts on Friday, March 26, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Friday, March 26, 2027, 3:00 am03:00.

See Israel daylight saving time and upcoming clock changes worldwide.

IDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +03 - basic short
  • +0300 - basic
  • +03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0300 - sign character (+) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates an offset of three hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Charlie - Military abbreviation for IDT
  • C - short form of 'Charlie'
IANA/Olson: Reflects IDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Jerusalem
  • Asia/Tel_Aviv
  • Israel
Time zones with the GMT +3 offset:
  • EEST - Eastern European Summer Time
  • MSK - Moscow Standard Time
  • AST - Arabia Standard Time
  • C - Charlie Time Zone
  • EAT - Eastern Africa Time
  • FET - Further Eastern European Time
  • IDT - Israel Daylight Time
  • TRT - Turkey Time

Central Time

Central Time (CT) is a general term used to describe the areas that observe either the Central Standard Time (CST) or Central Daylight Time (CDT) in the United States and Canada. CT is not static but switches between CDT and CST.

Territories observing the time zone are primarily in North and Central America. It runs through several Mexican and U.S. states, as well as several Canadian provinces and Central American countries.

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

Principal Cities: The largest city in the CT 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 Time (CT)
CT all year CT part of the year

Today all shaded areas are on CT.

CT 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 CT
  • S - short form of 'Sierra'
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