EDT to ACDT Converter
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Quick answers
Selected conversion
8:00 am08:00 EDT (UTC-4), Oct 18, 2026 = 10:30 pm22:30 ACDT (UTC+10:30), Oct 18, 2026
EDT is 14 hours and 30 minutes behind ACDT.
EDT and ACDT examples
These examples always use EDT (UTC-4) and ACDT (UTC+10:30). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
EDT is 14 hours and 30 minutes behind ACDT.
How the time difference changes
Depending on seasonal clock changes, EDT is 13 hours and 30 minutes behind ACST, EDT is 14 hours and 30 minutes behind ACDT, or EST is 15 hours and 30 minutes behind ACDT.
Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in EDT correspond to 10:30 pm to 7:30 am (next day) in ACST, working hours of 9:00 am to 6:00 pm in EDT correspond to 11:30 pm to 8:30 am (next day) in ACDT, or working hours of 9:00 am to 6:00 pm in EST correspond to 12:30 am (next day) to 9:30 am (next day) in ACDT.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in EDT correspond to 22:30 to 07:30 (next day) in ACST, working hours of 09:00 to 18:00 in EDT correspond to 23:30 to 08:30 (next day) in ACDT, or working hours of 09:00 to 18:00 in EST correspond to 00:30 (next day) to 09:30 (next day) in ACDT.
Compare EDT time with ACDT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Eastern Daylight Time is 14 hours and 30 minutes behind Australian Central Daylight Time.
8:00 am08:00 in EDT is 10:30 pm22:30 in ACDT
EDT to ACDT call time
Best time for a conference call or a meeting is between 6pm-7pm18:00-19:00 in EDT which corresponds to 8:30am-9:30am08:30-09:30 in ACDT (next day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
10:30 pm22:30 Australian Central Daylight Time (ACDT). Offset UTC +10:30 hours
8:00 am08:00 EDT / 10:30 pm22:30 ACDT
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| EDT | ACDT |
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| 2:30pm | |
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Eastern Daylight Time
Offset: EDT is 4 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Bahamas, Canada, Haiti, Turks and Caicos Islands, United States
Principal Cities: The largest city in the EDT time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.
French: HAE - Heure Avancée de l'Est
Spanish: EDT - Tiempo de verano del Este, ET - Zona Sureste
Today all shaded areas are on EDT.
Daylight Saving: Eastern Daylight Time (EDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Eastern Standard Time (EST).
Start: Eastern Daylight Time (EDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
End: Eastern Daylight Time (EDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.
See USA daylight saving time and upcoming clock changes worldwide.
EDT representations, usage and related time zones
- -04 - basic short
- -0400 - basic
- -04:00 - extended
- -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the west of the zero meridian.
- Quebec - Military abbreviation for EDT
- Q - short form of 'Quebec'
- 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
- AST - Atlantic Standard Time
- EDT - Eastern Daylight Time
- AMT - Amazon Time
- BOT - Bolivia Time
- CDT - Cuba Daylight Time
- CLT - Chile Standard Time
- GYT - Guyana Time
- HLV - Hora Legal de Venezuela
- Q - Quebec Time Zone
- VET - Venezuelan Standard Time
Australian Central Daylight Time
Offset: ACDT is 10 hours and 30 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Australia
Principal Cities: The largest city in the ACDT time zone is Adelaide in Australia, with about 1.469 million people. Other major cities in this time zone include Mount Gambier, Mount Barker, Whyalla, Gawler.
Today all shaded areas are on ACDT.
Daylight Saving: Australian Central Daylight Time (ACDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Australian Central Standard Time (ACST).
Start: Australian Central Daylight Time (ACDT) started on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, October 4, 2026, 3:00 am03:00. Daylight saving starts annually on the first Sunday of October.
End: Australian Central Daylight Time (ACDT) ends on Sunday, April 4, 2027 at 3:00 am03:00 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:00 am02:00 local standard time instead. Daylight saving ends annually on the first Sunday of April.
See Australia daylight saving time and upcoming clock changes worldwide.
ACDT representations, usage and related time zones
- +1030 - basic
- +10:30 - extended
- +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates an offset of ten hours and thirty minutes to the east of the zero meridian.
- Australia/Adelaide
- Australia/Broken_Hill
- Australia/South
- Australia/Yancowinna
- ACDT - Australian Central Daylight Time
- LHST - Lord Howe Standard Time