Atlantic Standard Time
GMT -4
ADT automatically adjusted to AST time zone, that is in use

Time Difference

is 1 hour ahead of Atlantic Standard Time
2:00 pm14:00 in Santiago del Estero, Argentina is 1:00 pm13:00 in AST

Santiago del Estero to ADT call time
Best time for a conference call or a meeting is between 8am-6pm in Santiago del Estero which corresponds to 8am-6pm in ADT

2:00 pm14:00 (Santiago del Estero, Argentina). Offset UTC -3:00 hours
1:00 pm13:00 Atlantic Standard Time (AST). Offset UTC -4:00 hours

2:00 pm14:00 Santiago del Estero, Argentina / 1:00 pm13:00 AST

Santiago del Estero, Argentina AST
12am (midnight) 11pm
1am 12am (midnight)
2am 1am
3am 2am
4am 3am
5am 4am
6am 5am
7am 6am
8am 7am
9am 8am
10am 9am
11am 10am
12pm (noon) 11am
1pm 12pm (noon)
2pm 1pm
3pm 2pm
4pm 3pm
5pm 4pm
6pm 5pm
7pm 6pm
8pm 7pm
9pm 8pm
10pm 9pm
11pm 10pm
0:00 23:00
1:00 0:00
2:00 1:00
3:00 2:00
4:00 3:00
5:00 4:00
6:00 5:00
7:00 6:00
8:00 7:00
9:00 8:00
10:00 9:00
11:00 10:00
12:00 11:00
13:00 12:00
14:00 13:00
15:00 14:00
16:00 15:00
17:00 16:00
18:00 17:00
19:00 18:00
20:00 19:00
21:00 20:00
22:00 21:00
23:00 22:00

Santiago del Estero Information

Time Zone

Abbreviation / Name
-03 -
UTC / GMT Offset
-3:00 hours during , currently in use.

Santiago del Estero Facts

Alternative Names
Ciudad de Santiago del Estero, Provincia de Santiago del Estero, Província de Santiago del Estero, SDE, Sanctus Iacobus ad Uligines, Sant'jago-del'-Ehstero, Sant'jago-del'-Estero, Santiago del Estero, Santijago del Estero, Santjaga-dehl'-Ehstehra, Santjago del Esteras, Santjago del Estero, saintiyago dela estro, san teiy ko del xe s te ro, san tyagw dyl astyrw, santiagodel-eseutelo, santyaghw dyl astyrw, santyagw dl astrw, sheng de ya ge-de er ai si te luo, Сантијаго дел Естеро, Сантьяго-дель-Естеро, Сантьяго-дель-Эстеро, Сантяга-дэль-Эстэра, Сантяго дел Естеро, Սանտիագո դել Էստերո, סנטיאגו דל אסטרו, سان تیاگو دیل استیرو, سانتياغو ديل استيرو, سانتیاگو دل استرو, सैन्टियागो डेल एस्त्रो, ซานเตียโกเดลเอสเตโร, სანტიაგო-დელ-ესტერო, サンティアゴ・デル・エステロ, 圣地亚哥-德尔埃斯特罗, 산티아고델에스테로
Peso (ARS)
Geographic Coordinates
27° 47' S Latitude / 64° 15' W Longitude
International Dialing Code

Atlantic Daylight Time

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

Countries: It is used in following countries: Bermuda, Canada, Greenland

Principal Cities: The largest city in the ADT timezone is Halifax from Canada with population about 359,111 people. Other major cities in the area are Sydney, Dartmouth, Saint John, Moncton

Daylight Saving: Atlantic Daylight Time (ADT) is a daylight saving/summer timezone, however during winter some places adjust time for one hour back and observe Atlantic Standard Time (AST).

End: ADT ended and clocks were set one hour back on Sunday, 01 November 2020, at 2:00 (2:00 am) local time.

Start: ADT starts and clocks are set one hour forward on Sunday, 14 March 2021, at 2:00 (2:00 am) local time.

French: HAA - Heure Avancée de l'Atlantique

ADT Time Zone Geo Map
ADT timezone map

ADT 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 three hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Papa - Military abbreviation for ADT
  • P - short form of 'Papa'
IANA/Olson: Reflects ADT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Glace_Bay
  • America/Goose_Bay
  • America/Halifax
  • America/Moncton
  • America/Thule
  • Atlantic/Bermuda
  • Canada/Atlantic
Time zones with the GMT -3 offset:
  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • WGT - West Greenland 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
  • GMT - GMT-03:00
  • -03 -