-04/-03
GMT -4
-03 automatically adjusted to -04 time zone, that is in use
AMT
Amazon Time
GMT -4

Time Difference

is 0 hours ahead of Amazon Time
11:00 pm23:00 in -04 is 11:00 pm23:00 in AMT

-03 to AMT call time
Best time for a conference call or a meeting is between 9am-6pm in -03 which corresponds to 8am-5pm in AMT

11:00 pm23:00 (-04). Offset UTC -4:00 hours
11:00 pm23:00 Amazon Time (AMT). Offset UTC -4:00 hours

11:00 pm23:00 -04 / 11:00 pm23:00 AMT

-04 AMT
12am (midnight) 12am (midnight)
1am 1am
2am 2am
3am 3am
4am 4am
5am 5am
6am 6am
7am 7am
8am 8am
9am 9am
10am 10am
11am 11am
12pm (noon) 12pm (noon)
1pm 1pm
2pm 2pm
3pm 3pm
4pm 4pm
5pm 5pm
6pm 6pm
7pm 7pm
8pm 8pm
9pm 9pm
10pm 10pm
11pm 11pm
0:00 0:00
1:00 1:00
2:00 2:00
3:00 3:00
4:00 4:00
5:00 5:00
6:00 6:00
7:00 7:00
8:00 8:00
9:00 9:00
10:00 10:00
11:00 11:00
12:00 12:00
13:00 13:00
14:00 14:00
15:00 15:00
16:00 16:00
17:00 17:00
18:00 18:00
19:00 19:00
20:00 20:00
21:00 21:00
22:00 22:00
23:00 23:00

-03

Offset: -03 is 3 hours behind Greenwich Mean Time (GMT) and is used in America

Countries: It is used in following countries: Antarctica, Argentina, Brazil, Chile, Falkland Islands, French Guiana, Greenland, St Pierre & Miquelon, Paraguay, Suriname, Uruguay

Principal Cities: The largest city in the -03 timezone is Buenos Aires from Argentina with population about 13.076 million people. Other major cities in the area are Sao Paolo, Rio de Janeiro, Santiago, Salvador

Daylight Saving: (-03) is a daylight saving/summer timezone, however during winter some places adjust time for one hour back and observe (-04).

End: -03 ended and clocks were set one hour back on Sunday, 28 March 2021, at 0:00 (0:00 am) local time.

Start: -03 starts and clocks are set one hour forward on Sunday, 03 October 2021, at 0:00 (0:00 am) local time.

-03 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 -03
  • P - short form of 'Papa'
IANA/Olson: Reflects -03 time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Araguaina
  • America/Argentina/Buenos_Aires
  • America/Argentina/Catamarca
  • America/Argentina/ComodRivadavia
  • America/Argentina/Cordoba
  • America/Argentina/Jujuy
  • America/Argentina/La_Rioja
  • America/Argentina/Mendoza
  • America/Argentina/Rio_Gallegos
  • America/Argentina/Salta
  • America/Argentina/San_Juan
  • America/Argentina/San_Luis
  • America/Argentina/Tucuman
  • America/Argentina/Ushuaia
  • America/Asuncion
  • America/Bahia
  • America/Belem
  • America/Buenos_Aires
  • America/Catamarca
  • America/Cayenne
  • America/Cordoba
  • America/Fortaleza
  • America/Godthab
  • America/Jujuy
  • America/Maceio
  • America/Mendoza
  • America/Miquelon
  • America/Montevideo
  • America/Nuuk
  • America/Paramaribo
  • America/Punta_Arenas
  • America/Recife
  • America/Rosario
  • America/Santarem
  • America/Santiago
  • America/Sao_Paulo
  • Antarctica/Palmer
  • Antarctica/Rothera
  • Atlantic/Stanley
  • Brazil/East
  • Chile/Continental
  • Etc/GMT+3
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
  • -03 -