New Castle to Sydney time
New Castle: 08:23. Sydney: 00:23.
16 hours difference.
Eastern Standard Time (EST, UTC-5)
Current local time: 08:23
Next DST change: 2027-03-14 - UTC-4.
Australian Eastern Daylight Time (AEDT, UTC+11)
Current local time: 00:23
Next DST change: 2027-04-04 - UTC+10.
Common questions
Quick answers- 01What is the time difference between New Castle and Sydney?
- Sydney is 16 hours ahead of New Castle. The difference can change during the year if their clocks change on different dates.
- 02When is a good time to meet between New Castle and Sydney?
- Start with 09:00-17:00 working hours in both places and use the overlap shown on this page.
- 03Do New Castle and Sydney change their clocks on the same day?
- Check the daylight saving information on each city page, because clock changes can happen on different dates.