AEDT to CT Time Converter
CT is 16 hours behind AEDT. AEDT is UTC+11:00, and The US Central states are currently on CDT (UTC-5:00).
Best Time to Call Between AEDT and CT
Standard 9-to-5 hours in these two zones never overlap, so someone has to take the call outside their working day. The most workable window is 7:00 AM to 2:00 PM AEDT, which is 3:00 PM to 10:00 PM CT.
both at work AEDT only CT only neither — hours along the strip are AEDT.
Common Times Converted
AEDT on the left, CT on the right.
AEDT to CT: Full 24-Hour Conversion Table
Shaded rows are working hours; the darker shade marks the hours when both zones are at work.
| AEDT | CT | Working hours |
|---|---|---|
| 12:00 AM | 8:00 AM prev day | — |
| 1:00 AM | 9:00 AM prev day | CT only |
| 2:00 AM | 10:00 AM prev day | CT only |
| 3:00 AM | 11:00 AM prev day | CT only |
| 4:00 AM | 12:00 PM prev day | CT only |
| 5:00 AM | 1:00 PM prev day | CT only |
| 6:00 AM | 2:00 PM prev day | CT only |
| 7:00 AM | 3:00 PM prev day | CT only |
| 8:00 AM | 4:00 PM prev day | CT only |
| 9:00 AM | 5:00 PM prev day | AEDT only |
| 10:00 AM | 6:00 PM prev day | AEDT only |
| 11:00 AM | 7:00 PM prev day | AEDT only |
| 12:00 PM | 8:00 PM prev day | AEDT only |
| 1:00 PM | 9:00 PM prev day | AEDT only |
| 2:00 PM | 10:00 PM prev day | AEDT only |
| 3:00 PM | 11:00 PM prev day | AEDT only |
| 4:00 PM | 12:00 AM | AEDT only |
| 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 | — |
What AEDT and CT Actually Are
AEDT — Australian Eastern Daylight Time
Sydney, Melbourne, Canberra, Hobart from October to April. Standing at UTC+11:00 as written, and the region does change its clocks, so its live offset moves by an hour twice a year. The next change is on Sunday, April 4, 2027, to AEST. Brisbane and the rest of Queensland stay on AEST year-round, so they fall an hour behind Sydney each summer.
AEDT is the southern summer half of Eastern Australia, running roughly October to April — the opposite half of the year from northern hemisphere daylight time.
CT — Central Time
Chicago, Houston, Dallas, Mexico City, Winnipeg. Standing at UTC-6:00 as written, and the region does change its clocks, so its live offset moves by an hour twice a year. The next change is on Sunday, November 1, 2026, to CST.
Central Time is the widest US zone by land area, stretching from the Gulf coast to the Canadian border, and it also covers Mexico City.
What This Means in Practice
The date changes mid-working-day
For 7 of the eight hours in a normal AEDT working day, the equivalent CT time falls on a different calendar date. Anything scheduled in that stretch needs the date checked as well as the time, or a Tuesday call quietly becomes a Wednesday one at the other end.
Both sides change clocks, on different dates
Both regions observe daylight saving but do not switch on the same day, so for a week or two each spring and fall the gap between them is an hour different from the rest of the year. Those short windows are where recurring invitations quietly break.
Nearly opposite sides of the clock
At 16 hours apart, one side's morning is the other side's night. Handing work over at the end of a shift usually beats trying to get both parties in the same call.
Major Cities in Each Zone
Cities on AEDT
Cities on CT
Frequently Asked Questions
What is the time difference between AEDT and CT?
CT is 16 hours behind AEDT. That is the live figure. Taken strictly as written, the gap between AEDT and CT is 17 hours — the two differ because at least one of these regions is currently on daylight saving.
What is 9:00 AM AEDT in CT?
9:00 AM AEDT is 5:00 PM the previous day CT.
What are the best hours to schedule a call between AEDT and CT?
Standard business hours in these two zones do not overlap at all, so one side has to work outside the 9-to-5. The most workable window is 7:00 AM to 2:00 PM AEDT, which is 3:00 PM to 10:00 PM CT.
Does the difference between AEDT and CT change during the year?
Yes. Both regions observe daylight saving, and they do not switch on the same dates, so the gap shifts by an hour at least twice a year. The next clock change is on Sunday, April 4, 2027.
Does AEDT always mean Australian Eastern Daylight Time?
Brisbane and the rest of Queensland stay on AEST year-round, so they fall an hour behind Sydney each summer.