Time zone conversion between US Central Time and Australia (Sydney)
When it's 4:00 AM in US Central Time, it will be 9:00 PM in Australia (Sydney).
US Central Time (CT, GMT-6/-5) covers America's heartland including Chicago, Houston, Dallas, and Minneapolis. The timezone observes daylight saving time from March to November, shifting to GMT-5 during summer months. Standard business hours generally run from 9:00 AM to 5:00 PM on weekdays. Chicago serves as a major financial center, hosting significant commodities trading and the Chicago Board of Trade. Houston emphasizes energy sector operations while Dallas focuses on telecommunications and technology. The timezone bridges East and West Coast operations, providing convenient coordination windows with both regions. Central Time also maintains workday overlap with both European morning hours and Asian evening business activities.
Australia's Eastern timezone (AEDT/AEST, GMT+10/+11) covers the most populous regions including Sydney, Melbourne, and Brisbane. The timezone observes daylight saving time from October to April, moving to GMT+11 during summer months, though Queensland remains on standard time year-round. Standard business hours typically run from 9:00 AM to 5:00 PM weekdays. As Australia's primary economic region, the Eastern timezone hosts major financial institutions, technology companies, and corporate headquarters. Sydney functions as the financial capital while Melbourne emphasizes manufacturing and services. The timezone creates advantageous coordination windows with Asian markets during morning hours and maintains business overlap with Pacific regions.
| US Central Time Time | Australia (Sydney) Time |
|---|---|
| 12:00 AM | 5:00 PM |
| 1:00 AM | 6:00 PM |
| 2:00 AM | 7:00 PM |
| 3:00 AM | 8:00 PM |
| 4:00 AM | 9:00 PM |
| 5:00 AM | 10:00 PM |
| 6:00 AM | 11:00 PM |
| 7:00 AM | 12:00 AM (next day) |
| 8:00 AM | 1:00 AM (next day) |
| 9:00 AM | 2:00 AM (next day) |
| 10:00 AM | 3:00 AM (next day) |
| 11:00 AM | 4:00 AM (next day) |
| 12:00 PM | 5:00 AM (next day) |
| 1:00 PM | 6:00 AM (next day) |
| 2:00 PM | 7:00 AM (next day) |
| 3:00 PM | 8:00 AM (next day) |
| 4:00 PM | 9:00 AM (next day) |
| 5:00 PM | 10:00 AM (next day) |
| 6:00 PM | 11:00 AM (next day) |
| 7:00 PM | 12:00 PM (next day) |
| 8:00 PM | 1:00 PM (next day) |
| 9:00 PM | 2:00 PM (next day) |
| 10:00 PM | 3:00 PM (next day) |
| 11:00 PM | 4:00 PM (next day) |