EST to Adelaide, Australia
Time Difference
Eastern Daylight Time is 13 hours and 30 minutes behind ACST (Australian Central Standard Time)
11:00 am11:00 in EDT is 12:30 am00:30 in Adelaide, Australia
EST to Adelaide call time
Best time for a conference call or a meeting is between 5:30am-7:30am in EST which corresponds to 8pm-10pm in Adelaide
11:00 am11:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
12:30 am00:30 ACST (Australian Central Standard Time) (Adelaide, Australia). Offset UTC +9:30 hours
11:00 am11:00 EDT / 12:30 am00:30 Adelaide, Australia
| EDT | Adelaide, Australia |
|---|---|
| 12am (midnight) | 1:30 pm |
| 1am | 2:30 pm |
| 2am | 3:30 pm |
| 3am | 4:30 pm |
| 4am | 5:30 pm |
| 5am | 6:30 pm |
| 6am | 7:30 pm |
| 7am | 8:30 pm |
| 8am | 9:30 pm |
| 9am | 10:30 pm |
| 10am | 11:30 pm |
| 11am | 12:30 am |
| 12pm (noon) | 1:30 am |
| 1pm | 2:30 am |
| 2pm | 3:30 am |
| 3pm | 4:30 am |
| 4pm | 5:30 am |
| 5pm | 6:30 am |
| 6pm | 7:30 am |
| 7pm | 8:30 am |
| 8pm | 9:30 am |
| 9pm | 10:30 am |
| 10pm | 11:30 am |
| 11pm | 12:30 pm |
| 0:00 | 13:30 |
| 1:00 | 14:30 |
| 2:00 | 15:30 |
| 3:00 | 16:30 |
| 4:00 | 17:30 |
| 5:00 | 18:30 |
| 6:00 | 19:30 |
| 7:00 | 20:30 |
| 8:00 | 21:30 |
| 9:00 | 22:30 |
| 10:00 | 23:30 |
| 11:00 | 0:30 |
| 12:00 | 1:30 |
| 13:00 | 2:30 |
| 14:00 | 3:30 |
| 15:00 | 4:30 |
| 16:00 | 5:30 |
| 17:00 | 6:30 |
| 18:00 | 7:30 |
| 19:00 | 8:30 |
| 20:00 | 9:30 |
| 21:00 | 10:30 |
| 22:00 | 11:30 |
| 23:00 | 12:30 |
Eastern Standard Time
Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States
Principal Cities: The largest city in the EST 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: HNE - Heure Normale de l'Est
Spanish: ET - Tiempo del Este, ET - Zona Sureste
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 Eastern Daylight Time (EDT).
End: Eastern Standard Time (EST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Eastern Standard Time (EST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.
EST representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.
- Romeo - Military abbreviation for EST
- R - short form of 'Romeo'
- America/Atikokan
- America/Cancun
- America/Cayman
- America/Coral_Harbour
- 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/Jamaica
- America/Kentucky/Louisville
- America/Kentucky/Monticello
- America/Louisville
- America/Montreal
- America/Nassau
- America/New_York
- America/Nipigon
- America/Panama
- America/Pangnirtung
- America/Port-au-Prince
- America/Thunder_Bay
- America/Toronto
- Canada/Eastern
- EST
- EST5EDT
- Jamaica
- US/East-Indiana
- US/Eastern
- US/Michigan
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
Adelaide Information
Time Zone
ACDT - Australian Central Daylight Time
+10:30 hours during Australian Central Daylight Time.
Sunday, October 5, 2025 at 2:00 am local time. DST starts annually the on first Sunday of October. Clocks are turned forward 1 hour to Sunday, October 5, 2025, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Sunday, April 6, 2025 at 3:00 am local time. DST ends annually the on first Sunday of April. Clocks are turned backward 1 hour to Sunday, April 6, 2025, 2:00 am local standard time instead. Also called Fall Back or switch to Winter Time.