EST/EDT
Eastern Standard Time
GMT -5
EDT automatically adjusted to EST time zone, that is in use
-03
GMT -3

Time Difference

Eastern Standard Time is 2 hours behind
4:30 am04:30 in EST is 6:30 am06:30 in -03

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

4:30 am04:30 Eastern Standard Time (EST). Offset UTC -5:00 hours
6:30 am06:30 (-03). Offset UTC -3:00 hours

4:30 am04:30 EST / 6:30 am06:30 -03

EST -03
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 12am (midnight)
11pm 1am
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 0:00
23:00 1:00

Eastern Daylight Time

Offset: EDT is 4 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Bahamas, Canada, Haiti, Turks & Caicos Is, United States

Principal Cities: The largest city in the EDT timezone is New York City from USA with population about 8.175 million people. Other major cities in the area are Toronto, Montreal, Brooklyn, Borough of Queens

French: HAE - Heure Avancée de l'Est

Spanish: EDT - Tiempo de verano del Este, ET - Zona Sureste

EDT Time Zone Geo Map
EDT timezone map

Daylight Saving: Eastern Daylight Time (EDT) is a daylight saving/summer time zone, however during winter some places adjust time for one hour back and observe Eastern Standard Time (EST).

Daylight saving time clock moves back for one hour from 2am to 1amEnd: Eastern Daylight Time (EDT) has ended on Sunday, November 3, 2024 at 2:00 am local time and clocks were set one hour back to Sunday, November 3, 2024, 1:00 am local standard time instead. Daylight saving ends annually the on first Sunday of November

Daylight saving time clock moves forward for one hour from 2am to 3amStart: Eastern Daylight Time (EDT) starts on Sunday, March 9, 2025 at 2:00 am local time and clocks are set one hour forward to Sunday, March 9, 2025, 3:00 am. Daylight saving starts annually the on second Sunday of March

EDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates four 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
  • Quebec - Military abbreviation for EDT
  • Q - short form of 'Quebec'
IANA/Olson: Reflects EDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST5EDT
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
Time zones with the GMT -4 offset:
  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • FKT - Falkland Island Time
  • GYT - Guyana Time
  • HLV - Hora Legal de Venezuela
  • PYT - Paraguay Time
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time

-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, 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 switch clocks for one hour back and observe (-04).

Daylight saving time clock moves forward for one hour from 12am to 1amStart: (-03) started on Sunday, October 6, 2024 at 12:00 am local time and clocks were set one hour forward to Sunday, October 6, 2024, 1:00 am. Daylight saving starts

Daylight saving time clock moves back for one hour from 12am to 11pmEnd: (-03) ends on Sunday, March 23, 2025 at 12:00 am local time and clocks are set one hour back to Saturday, March 22, 2025, 11:00 pm local standard time instead. Daylight saving ends

-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/Jujuy
  • America/Maceio
  • America/Mendoza
  • America/Miquelon
  • America/Montevideo
  • 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