EDT to AST Converter - Savvy Time (2024)

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EDT

Eastern Daylight Time

GMT -4

ADT/AST

Atlantic Daylight Time

GMT -3

AST automatically adjusted to ADT time zone, that is in use

Time Difference

Eastern Daylight Time is 1 hours behind Atlantic Daylight Time
7:30 am07:30 in EDT is 8:30 am08:30 in ADT

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

7:30 am07:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
8:30 am08:30 Atlantic Daylight Time (ADT). Offset UTC -3:00 hours

7:30 am07:30 EDT / 8:30 am08:30 ADT

EDT ADT
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 12am (midnight)
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 0:00

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 to AST Converter - Savvy Time (2)

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

EDT to AST Converter - Savvy Time (3)Start: Eastern Daylight Time (EDT) started on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am. Daylight saving starts annually the on second Sunday of March

EDT to AST Converter - Savvy Time (4)End: Eastern Daylight Time (EDT) ends on Sunday, November 3, 2024 at 2:00 am local time and clocks are 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

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

Atlantic Standard Time

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

Countries: It is used in following countries: Antigua & Barbuda, Anguilla, Aruba, Barbados, St Barthelemy, Bermuda, Caribbean NL, Canada, Curaçao, Dominica, Dominican Republic, Grenada, Greenland, Guadeloupe, St Kitts & Nevis, St Lucia, St Martin (French), Martinique, Montserrat, Puerto Rico, St Maarten (Dutch), Trinidad & Tobago, St Vincent, Virgin Islands (UK), Virgin Islands (US)

Principal Cities: The largest city in the AST timezone is Santo Domingo from Dominican Republic with population about 2.202 million people. Other major cities in the area are Santiago de los Caballeros, Santo Domingo Oeste, San Juan, Halifax

French: HNA - Heure Normale de l'Atlantique

Spanish: AST - Tiempo Estándar del Atlántico

EDT to AST Converter - Savvy Time (5)

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Atlantic Daylight Time (ADT).

EDT to AST Converter - Savvy Time (6)End: Atlantic Standard Time (AST) has ended on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.

EDT to AST Converter - Savvy Time (7)Start: Atlantic Standard Time (AST) starts on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am. Standard time starts annually the on first Sunday of November.

AST 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 AST
  • Q - short form of 'Quebec'

IANA/Olson: Reflects AST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems

  • America/Anguilla
  • America/Antigua
  • America/Aruba
  • America/Barbados
  • America/Blanc-Sablon
  • America/Curacao
  • America/Dominica
  • America/Glace_Bay
  • America/Goose_Bay
  • America/Grenada
  • America/Guadeloupe
  • America/Halifax
  • America/Kralendijk
  • America/Lower_Princes
  • America/Marigot
  • America/Martinique
  • America/Moncton
  • America/Montserrat
  • America/Port_of_Spain
  • America/Puerto_Rico
  • America/Santo_Domingo
  • America/St_Barthelemy
  • America/St_Kitts
  • America/St_Lucia
  • America/St_Thomas
  • America/St_Vincent
  • America/Thule
  • America/Tortola
  • America/Virgin
  • Atlantic/Bermuda
  • Canada/Atlantic

AST Abbreviation: Several time zones share AST abbreviation and it could refer to these time zones

  • Atlantic Standard Time - UTC -4
  • Arabia Standard Time - UTC +3
  • Arabian Standard Time - UTC +3
  • Argentina Standard Time - UTC -3
  • Apia Standard Time - UTC +13
  • Azores Summer Time - UTC +0

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

EST to IST GMT to EST PST to EST EST to GMT PST to GMT

EDT to AST Converter - Savvy Time (2024)

FAQs

Is AST 1 hour ahead of EST? ›

Atlantic Standard Time (AST) is 1 hour ahead of Eastern Standard Time (EST). To convert AST to EST, you have to subtract one hour. Atlantic Standard Time (AST) is 2 hours ahead of Central Standard Time (CST). To convert AST to CST, you have to subtract two hours.

Is AST time the same as EDT? ›

The Atlantic Standard Time (AST) is 1 hours ahead of Eastern Daylight Time (EDT).

Does AST do daylight savings? ›

AST is observed in parts of North America and some Caribbean islands. During part of the year, some portions of the zone observe daylight saving time, referred to as Atlantic Daylight Time (ADT), by moving their clocks forward one hour to UTC−03:00.

Is Eastern time 1 or 2 hours ahead? ›

Eastern Standard Time (EST) is 1 hour ahead of Central Standard Time (CST). To convert EST to CST, you have to subtract one hour. Eastern Standard Time (EST) is 2 hours ahead of Mountain Standard Time (MST). To convert EST to MST, you have to subtract two hours.

Is there a difference between EDT and EST time? ›

This means that EDT is ahead of Eastern Standard Time (EST) by one hour. So, if you want to convert EDT to Central Daylight Time (CDT), you subtract one hour. For Mountain Daylight Time (MDT), subtract two hours, and for Pacific Daylight Time (PDT), subtract three hours.

What does 3pm EDT mean? ›

For those of you who, like me, were never taught the proper difference, let me indulge you: EST stands for Eastern Standard Time, while EDT stands for Eastern Daylight Time. BOOM. You say EST for six months of the year, and EDT for six months of the year.

What time zone is 9 hours ahead of EDT? ›

Because travel was so painful, and good clock relatively rare, it really didn't matter too much that a town 30 miles (and a day's travel) east, had their clocks set two or three minutes ahead of your clocks. The country that is 9 hours ahead of California is Japan .

What is the AST standard time? ›

Atlantic Standard Time (AST) or UTC/GMT -4

The Atlantic Time Zone or Atlantic Standard Time (AST) stands for time, which is four hours behind the Greenwich Mean Time (UTC/GMT -4). This zone is based on the mean solar time of the 60th meridian west of the Greenwich Observatory.

When did EST switch to EDT? ›

On the second Sunday in March, at 2:00 a.m. EST, clocks are advanced to 3:00 a.m. EDT leaving a one-hour gap. On the first Sunday in November, at 2:00 a.m. EDT, clocks are moved back to 1:00 a.m. EST, which results in one hour being duplicated.

What time is it now in Atlantic time? ›

What time is it in Atlantic Standard Time now? It is 22:12:46 right now.

What is the difference between AST and EST? ›

What is the difference between AST and EST time zones? The Atlantic Standard Time (AST) is 1 hours ahead of Eastern Standard Time (EST).

Is Atlantic Daylight Time the same as Eastern Standard Time? ›

Converting Atlantic Daylight Time to Other US Time Zones

Atlantic Daylight Time (ADT) is 1 hour ahead of Eastern Daylight Time (EDT). To convert ADT to EDT, you have to subtract one hour. Atlantic Daylight Time (ADT) is 2 hours ahead of Central Daylight Time (CDT). To convert ADT to CDT, you have to subtract two hours.

What country is 1 hour ahead of EST? ›

Brazil: Central & North UTC-4

Amazon Time (AMT), which is one hour ahead of Eastern Standard Time.

What time is AST in New York? ›

Atlantic Standard Time is 1 hour ahead of the time in New York when New York is on standard time, and the same as the time in New York when New York is on daylight saving time.

Is the East Coast an hour ahead? ›

For example, North America, Africa, Russia and Australia split their land mass up into different time zones (the East Coast of the US is three hours ahead of the West Coast), but China, India and Argentina don't.

References

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