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CDT – Central Daylight Time

Current Offset:UTC-5(Daylight Time Active)

Timezone Overview

Central Daylight Time (CDT) is a time standard used across the North America region. The current local UTC offset is UTC-5. CDT (UTC-5) represents the daylight saving time period of Central Time (CT). When active, clocks advance one hour ahead of standard time (CST, UTC-6).

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Central Time (CT) Variant

Standard Time Counterpart: CST

CDT is the daylight-saving variant (UTC-5) of Central Time. During the standard-time period in autumn and winter, regions following Central Time return to Central Standard Time (CST, UTC-6).

View CST Timezone →

CDT Timezone Details

Abbreviation
CDT
Standard Offset
UTC-6
Current Offset
UTC-5
Daylight Offset
UTC-5
DST Status
Active (Daylight)
IANA Identifier
America/Chicago
Region
North America
Clock Changes
Seasonal (2x/year)

Daylight Saving Time (DST) Information

Central Daylight Time (CDT) participates in daylight saving time adjustments. During the standard time period, clocks operate at UTC-6, and during the daylight saving period, clocks advance by 1 hour to UTC-5.

Standard Time
UTC-6
CST
Daylight Saving Time
UTC-5
CDT

Specific changeover dates depend on jurisdictional regulations. In North America transitions generally take place in March and November, in Europe transitions occur in late March and late October, and Southern Hemisphere zones transition between October and April.

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Major Cities in CDT Time

Representative cities currently observing Central Daylight Time (CDT) with their live local times.

14 major cities listed
CityCountryCurrent TimeCurrent Offset
ChicagoUnited States1:19 AMUTC-5
HoustonUnited States1:19 AMUTC-5
San AntonioUnited States1:19 AMUTC-5
DallasUnited States1:19 AMUTC-5
AustinUnited States1:19 AMUTC-5
Fort WorthUnited States1:19 AMUTC-5
NashvilleUnited States1:19 AMUTC-5
Oklahoma CityUnited States1:19 AMUTC-5
MemphisUnited States1:19 AMUTC-5
MilwaukeeUnited States1:19 AMUTC-5
Kansas CityUnited States1:19 AMUTC-5
OmahaUnited States1:19 AMUTC-5
MinneapolisUnited States1:19 AMUTC-5
New OrleansUnited States1:19 AMUTC-5

Countries & Territories Represented

United States

Other North America Timezones

EST
UTC-5
EDT
UTC-4
CST
UTC-6
MST
UTC-7
MDT
UTC-6
PST
UTC-8

Frequently Asked Questions about CDT

Accurate, factual answers regarding Central Daylight Time (CDT) and its seasonal schedule.

What is CDT and what does it stand for?

CDT stands for Central Daylight Time. It is a civil time standard used in North America with a standard offset of UTC-6 from Coordinated Universal Time (UTC). Its current offset is UTC-5.

Does CDT observe Daylight Saving Time (DST)?

Yes, Central Daylight Time participates in seasonal daylight saving time shifts. Standard time is UTC-6 and daylight saving time is UTC-5. Clocks in this zone are currently advancing for daylight saving time.

What is the difference between CDT and CST?

CDT is the daylight-saving variant (UTC-5) of Central Time. During the standard-time period in autumn and winter, regions following Central Time return to Central Standard Time (CST, UTC-6).

Which major cities use CDT?

Major cities operating in or aligned with Central Daylight Time include Chicago (United States), Houston (United States), San Antonio (United States), Dallas (United States), Austin (United States), among others.

How do I convert CDT to another timezone?

To convert CDT (UTC-5) to your local time or another zone, calculate the hour difference between your local UTC offset and UTC-5. You can also use the live interactive converters listed on this page for instant side-by-side time comparisons.