Updating current time…
CT/CDT
Central Time
GMT -5
12am
3am
6am
9am
12pm
3pm
6pm
9pm
ART
Argentina Time
GMT -3
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

7:00 am07:00 CDT (UTC-5), Oct 5, 2026 = 9:00 am09:00 ART (UTC-3), Oct 5, 2026

CDT is 2 hours behind ART.

How the time difference changes

For most of the year, CT is 2 hours behind ART. At other times of the year, CT is 3 hours behind ART.

For most of the year, working hours of 9:00 am to 5:00 pm in CT correspond to 11:00 am to 7:00 pm in ART. At other times of the year, working hours of 9:00 am to 5:00 pm in CT correspond to 12:00 pm to 8:00 pm in ART.For most of the year, working hours of 09:00 to 17:00 in CT correspond to 11:00 to 19:00 in ART. At other times of the year, working hours of 09:00 to 17:00 in CT correspond to 12:00 to 20:00 in ART.

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

Time Difference

Central Daylight Time is 2 hours behind Argentina Time.
7:00 am07:00 in CDT is 9:00 am09:00 in ART

CDT to ART call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in CDT which corresponds to 11am-5pm11:00-17:00 in ART

7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours
9:00 am09:00 Argentina Time (ART). Offset UTC -3:00 hours

7:00 am07:00 CDT / 9:00 am09:00 ART

CTART
12:00am2:00am
1:00am3:00am
2:00am4:00am
3:00am5:00am
4:00am6:00am
5:00am7:00am
6:00am8:00am
7:00am9:00am
8:00am10:00am
9:00am11:00am
10:00am12:00pm
11:00am1:00pm
12:00pm2:00pm
1:00pm3:00pm
2:00pm4:00pm
3:00pm5:00pm
4:00pm6:00pm
5:00pm7:00pm
6:00pm8:00pm
7:00pm9:00pm
8:00pm10:00pm
9:00pm11:00pm
10:00pm12:00am
11:00pm1:00am
00:0002:00
01:0003:00
02:0004:00
03:0005:00
04:0006:00
05:0007:00
06:0008:00
07:0009:00
08:0010:00
09:0011:00
10:0012:00
11:0013:00
12:0014:00
13:0015:00
14:0016:00
15:0017:00
16:0018:00
17:0019:00
18:0020:00
19:0021:00
20:0022:00
21:0023:00
22:0000:00
23:0001:00

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, Guatemala, Honduras, Mexico, Nicaragua, El Salvador, 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, Iztapalapa, Ecatepec.

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

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

Argentina Time

Offset: ART is 3 hours behind Greenwich Mean Time (GMT) and is used in South America

Countries using this time zone: Argentina

Principal Cities: The largest city in the ART time zone is Buenos Aires in Argentina, with about 2.891 million people. Other major cities in this time zone include Mar del Plata, Quilmes, La Plata, Moron.

Daylight Saving: Clocks in Argentina Time (ART) do not change for daylight saving time, so ART stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

ART Time Zone Geo Map
ART timezone map

ART 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 west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Papa - Military abbreviation for ART
  • P - short form of 'Papa'
Time zones with the GMT -3 offset:
  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • AMST - Amazon Summer Time
  • ART - Argentina Time
  • BRT - Brasília time
  • CLST - Chile Summer Time
  • FKST - Falkland Islands Summer Time
  • GFT - French Guiana Time
  • P - Papa Time Zone
  • PYST - Paraguay Summer Time
  • SRT - Suriname Time
  • UYT - Uruguay Time