CST to ACDT Converter
Time Difference
Central Standard Time is 16 hours and 30 minutes behind Australian Central Daylight Time
7:30 pm19:30 in CST is 12:00 pm12:00 in ACDT
CST to ACDT call time
Best time for a conference call or a meeting is between 4:30am-6:30am in CST which corresponds to 9pm-11pm in ACDT
7:30 pm19:30 Central Standard Time (CST). Offset UTC -6:00 hours
12:00 pm12:00 Australian Central Daylight Time (ACDT). Offset UTC +10:30 hours
7:30 pm19:30 CST / 12:00 pm12:00 ACDT
| CST | ACDT |
|---|---|
| 12am (midnight) | 4:30 pm |
| 1am | 5:30 pm |
| 2am | 6:30 pm |
| 3am | 7:30 pm |
| 4am | 8:30 pm |
| 5am | 9:30 pm |
| 6am | 10:30 pm |
| 7am | 11:30 pm |
| 8am | 12:30 am |
| 9am | 1:30 am |
| 10am | 2:30 am |
| 11am | 3:30 am |
| 12pm (noon) | 4:30 am |
| 1pm | 5:30 am |
| 2pm | 6:30 am |
| 3pm | 7:30 am |
| 4pm | 8:30 am |
| 5pm | 9:30 am |
| 6pm | 10:30 am |
| 7pm | 11:30 am |
| 8pm | 12:30 pm |
| 9pm | 1:30 pm |
| 10pm | 2:30 pm |
| 11pm | 3:30 pm |
| 0:00 | 16:30 |
| 1:00 | 17:30 |
| 2:00 | 18:30 |
| 3:00 | 19:30 |
| 4:00 | 20:30 |
| 5:00 | 21:30 |
| 6:00 | 22:30 |
| 7:00 | 23:30 |
| 8:00 | 0:30 |
| 9:00 | 1:30 |
| 10:00 | 2:30 |
| 11:00 | 3:30 |
| 12:00 | 4:30 |
| 13:00 | 5:30 |
| 14:00 | 6:30 |
| 15:00 | 7:30 |
| 16:00 | 8:30 |
| 17:00 | 9:30 |
| 18:00 | 10:30 |
| 19:00 | 11:30 |
| 20:00 | 12:30 |
| 21:00 | 13:30 |
| 22:00 | 14:30 |
| 23:00 | 15:30 |
Central Standard Time
Offset: CST is 6 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Belize, Canada, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua, El Salvador, United States
Principal Cities: The largest city in the CST timezone is Mexico City from Mexico with population about 12.294 million people. Other major cities in the area are Chicago, Houston, Iztapalapa, Ecatepec
French: HNC - Heure Normale du Centre
Spanish: CT - Tiempo Central Estándar, CT - Zona Centro
Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Central Daylight Time (CDT).
Start: Central Standard Time (CST) started on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.
End: Central Standard Time (CST) ends on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am local daylight time instead. Standard time starts annually the on second Sunday of March.
CST representations, usage and related time zones
- -06 - basic short
- -0600 - basic
- -06:00 - extended
- -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates six hour and zero minutes time differences to the west of the zero meridian.
- Sierra - Military abbreviation for CST
- S - short form of 'Sierra'
- America/Bahia_Banderas
- America/Belize
- America/Chicago
- America/Chihuahua
- America/Costa_Rica
- America/El_Salvador
- America/Guatemala
- America/Indiana/Knox
- America/Indiana/Tell_City
- America/Knox_IN
- America/Managua
- America/Matamoros
- America/Menominee
- America/Merida
- America/Mexico_City
- America/Monterrey
- America/North_Dakota/Beulah
- America/North_Dakota/Center
- America/North_Dakota/New_Salem
- America/Ojinaga
- America/Rainy_River
- America/Rankin_Inlet
- America/Regina
- America/Resolute
- America/Swift_Current
- America/Tegucigalpa
- America/Winnipeg
- CST6CDT
- Canada/Central
- Canada/Saskatchewan
- Mexico/General
- US/Central
- US/Indiana-Starke
- Central Standard Time - UTC -6
- China Standard Time - UTC +8
- Cuba Standard Time - UTC -5
- Colombia Standard Time - UTC -5
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone
Australian Central Daylight Time
Offset: ACDT is 10 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Australia
Countries: It is used in following countries: Australia
Principal Cities: The largest city in the ACDT timezone is Adelaide from Australia with population about 1.225 million people. Other major cities in the area are Adelaide Hills, Mount Gambier, Morphett Vale, Prospect
Daylight Saving: Australian Central Daylight Time (ACDT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Australian Central Standard Time (ACST).
Start: Australian Central Daylight Time (ACDT) started on Sunday, October 5, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, October 5, 2025, 3:00 am. Daylight saving starts annually the on first Sunday of October
End: Australian Central Daylight Time (ACDT) ends on Sunday, April 5, 2026 at 3:00 am local time and clocks are set one hour back to Sunday, April 5, 2026, 2:00 am local standard time instead. Daylight saving ends annually the on first Sunday of April
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 ten hour and thirty minutes time differences 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