Rock Springs to Sydney time converter

Sydney is 17 hours ahead of Rock Springs. When it is 9:00 AM in Rock Springs, it is 2:00 AM (Wed, Oct 21) in Sydney.

Rock Springs MDT

Tuesday, October 20, 2026

Sydney AEDT

Wednesday, October 21, 2026

Rock Springs
Wyoming, United States
Tue, Oct 20
MDTUTC-6
Sydney
New South Wales, Australia
Wed, Oct 21
AEDTUTC+11+17h
Finding your time zone…
Shared working hours (9:00–18:00)

Rock Springs to Sydney conversion table

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

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

Best time to call or meet

Both sides are at work from 4:00 PM – 6:00 PM in Rock Springs (9:00 AM – 11:00 AM in Sydney).

Daylight saving time and the difference

The difference changes during the year because Rock Springs and Sydney switch clocks on different dates:

  • Oct 20, 2026 – Nov 1, 2026: +17h
  • Nov 1, 2026 – Mar 14, 2027: +18h
  • Mar 14, 2027 – Apr 3, 2027: +17h
  • Apr 3, 2027 – Oct 2, 2027: +16h
  • Oct 2, 2027 – Oct 20, 2027: +17h

Distance

Rock Springs and Sydney are 13,149 km (8,170 miles) apart in a straight line.

More conversions

Sydney to Rock SpringsRock Springs to New YorkRock Springs to LondonRock Springs to Los AngelesRock Springs to ChicagoRock Springs to TorontoRock Springs to São PauloRock Springs to ParisRock Springs to BerlinRock Springs to MoscowRock Springs to DubaiRock Springs to New DelhiRock Springs 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 Rock Springs and Sydney?

Sydney is 17 hours ahead of Rock Springs.

What time is it in Sydney when it is 9 AM in Rock Springs?

When it is 9:00 AM in Rock Springs, it is 2:00 AM (Wed, Oct 21) in Sydney.

When is the best time to call Sydney from Rock Springs?

Both sides are at work from 4:00 PM – 6:00 PM in Rock Springs (9:00 AM – 11:00 AM in Sydney).

Does the time difference between Rock Springs 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.