Sydney to Round Lake time converter

Round Lake is 16 hours behind Sydney. When it is 9:00 AM in Sydney, it is 5:00 PM (Sun, Oct 18) in Round Lake.

Sydney AEDT

Monday, October 19, 2026

Round Lake CDT

Monday, October 19, 2026

Sydney
New South Wales, Australia
Mon, Oct 19
AEDTUTC+11
Round Lake
Illinois, United States
Mon, Oct 19
CDTUTC-5-16h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Round Lake conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 10:00 AM in Sydney (5:00 PM – 6:00 PM in Round Lake).

Daylight saving time and the difference

The difference changes during the year because Sydney and Round Lake switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: -16h
  • Nov 1, 2026 – Mar 14, 2027: -17h
  • Mar 14, 2027 – Apr 4, 2027: -16h
  • Apr 4, 2027 – Oct 3, 2027: -15h
  • Oct 3, 2027 – Oct 19, 2027: -16h

Distance

Sydney and Round Lake are 14,848 km (9,226 miles) apart in a straight line.

More conversions

Round Lake to SydneySydney to New YorkSydney to LondonSydney to Los AngelesSydney to ChicagoSydney to TorontoSydney to São PauloSydney to ParisSydney to BerlinSydney to MoscowSydney to DubaiSydney to New DelhiSydney to Bangkok
New York to Round LakeLondon to Round LakeLos Angeles to Round LakeChicago to Round LakeToronto to Round LakeSão Paulo to Round LakeParis to Round LakeBerlin to Round LakeMoscow to Round LakeDubai to Round LakeNew Delhi to Round LakeBangkok to Round Lake

Questions and answers

What is the time difference between Sydney and Round Lake?

Round Lake is 16 hours behind Sydney.

What time is it in Round Lake when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 5:00 PM (Sun, Oct 18) in Round Lake.

When is the best time to call Round Lake from Sydney?

Both sides are at work from 9:00 AM – 10:00 AM in Sydney (5:00 PM – 6:00 PM in Round Lake).

Does the time difference between Sydney and Round Lake change?

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