Oak Ridge to Sydney time converter

Sydney is 15 hours ahead of Oak Ridge. When it is 9:00 AM in Oak Ridge, it is 12:00 AM (Tue, Oct 20) in Sydney.

Oak Ridge EDT

Monday, October 19, 2026

Sydney AEDT

Monday, October 19, 2026

Oak Ridge
Tennessee, United States
Mon, Oct 19
EDTUTC-4
Sydney
New South Wales, Australia
Mon, Oct 19
AEDTUTC+11+15h
Finding your time zone…
Shared working hours (9:00–18:00)

Oak Ridge to Sydney conversion table

Every hour of today in Oak Ridge and the matching time in Sydney. Light rows are typical working hours (9:00–18:00).

Oak RidgeSydney
12:00 AM3:00 PM
1:00 AM4:00 PM
2:00 AM5:00 PM
3:00 AM6:00 PM
4:00 AM7:00 PM
5:00 AM8:00 PM
6:00 AM9:00 PM
7:00 AM10:00 PM
8:00 AM11:00 PM
9:00 AM12:00 AM+1 day
10:00 AM1:00 AM+1 day
11:00 AM2:00 AM+1 day
12:00 PM3:00 AM+1 day
1:00 PM4:00 AM+1 day
2:00 PM5:00 AM+1 day
3:00 PM6:00 AM+1 day
4:00 PM7:00 AM+1 day
5:00 PM8:00 AM+1 day
6:00 PM9:00 AM+1 day
7:00 PM10:00 AM+1 day
8:00 PM11:00 AM+1 day
9:00 PM12:00 PM+1 day
10:00 PM1:00 PM+1 day
11:00 PM2:00 PM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 4:00 PM – 6:00 PM in Oak Ridge (7:00 AM – 9:00 AM in Sydney): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Oak Ridge and Sydney switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: +15h
  • Nov 1, 2026 – Mar 14, 2027: +16h
  • Mar 14, 2027 – Apr 3, 2027: +15h
  • Apr 3, 2027 – Oct 2, 2027: +14h
  • Oct 2, 2027 – Oct 19, 2027: +15h

Distance

Oak Ridge and Sydney are 15,022 km (9,334 miles) apart in a straight line.

More conversions

Sydney to Oak RidgeOak Ridge to New YorkOak Ridge to LondonOak Ridge to Los AngelesOak Ridge to ChicagoOak Ridge to TorontoOak Ridge to São PauloOak Ridge to ParisOak Ridge to BerlinOak Ridge to MoscowOak Ridge to DubaiOak Ridge to New DelhiOak Ridge to Bangkok
New York to SydneyLondon to SydneyLos Angeles to SydneyChicago to SydneyToronto to SydneySão Paulo to SydneyParis to SydneyBerlin to SydneyMoscow to SydneyDubai to SydneyNew Delhi to SydneyBangkok to Sydney

Questions and answers

What is the time difference between Oak Ridge and Sydney?

Sydney is 15 hours ahead of Oak Ridge.

What time is it in Sydney when it is 9 AM in Oak Ridge?

When it is 9:00 AM in Oak Ridge, it is 12:00 AM (Tue, Oct 20) in Sydney.

When is the best time to call Sydney from Oak Ridge?

Working hours don't overlap fully. The closest fit is 4:00 PM – 6:00 PM in Oak Ridge (7:00 AM – 9:00 AM in Sydney): working hours on one side, early or late on the other.

Does the time difference between Oak Ridge and Sydney change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.