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
4:00 pm16:00 in San Miguel de Tucuman, Argentina is 3:00 pm15:00 in AST

San Miguel de Tucuman to ADT call time
Best time for a conference call or a meeting is between 8am-6pm in San Miguel de Tucuman which corresponds to 8am-6pm in ADT

4:00 pm16:00 (San Miguel de Tucuman, Argentina). Offset UTC -3:00 hours
3:00 pm15:00 Atlantic Standard Time (AST). Offset UTC -4:00 hours

4:00 pm16:00 San Miguel de Tucuman, Argentina / 3:00 pm15:00 AST

San Miguel de Tucuman, 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

San Miguel de Tucuman Information

Time Zone

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

San Miguel de Tucuman Facts

Alternative Names
San Migel De Tukuman, San Migel de Tukuman, San Miguel de Tucuman, San Miguel de Tucumán, San Minkel nte Toukouman, San-Migel'-de-Tukuman, San-Migel'-deh-Tukuman, Sanctus Michael Tucumanensis, TUC, Tucuman, Tucumán, Tukuman, Tukumanas, san mi kelde tu ku man, san myghyl dy twkwman, san mygwyyl dy twkwman, sanmigeldetukuman, santyagw dwtwkwman, sheng mi ge er-de tu ku man, Σαν Μιγκέλ ντε Τουκουμάν, Сан Мигел де Тукуман, Сан-Мигель-де-Тукуман, Сан-Мігель-де-Тукуман, Сан-Мігель-дэ-Тукуман, Тукуман, Տուկուման, טוקומאן, سان ميغيل دي توكومان, سان میگوئیل دی توکومان, سانتیاگو دوتوکومان, ซานมีเกลเดตูกูมัน, სან-მიგელ-დე-ტუკუმანი, サン・ミゲル・デ・トゥクマン, 圣米格尔-德图库曼, 산미겔데투쿠만
Peso (ARS)
Geographic Coordinates
26° 49' S Latitude / 65° 13' 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 -