Time Difference Between Dubuque and Sydney

Sydney is 15 hours ahead Dubuque.

United States

Dubuque

America/Chicago · UTC-5

Australia

Sydney

Australia/Sydney · UTC+10

Best Times to Meet

Hours where standard working time (9 AM – 6 PM) overlaps in both Dubuque and Sydney.

Standard working hours don't overlap between Dubuque and Sydney. Consider early-morning calls in Dubuque or late-evening calls in Sydney.

Dubuque to Sydney — 24-Hour Conversion

Each row shows the equivalent local time in Sydney for an hour in Dubuque. Working-hours rows (9–18) are highlighted.

DubuqueSydneyMatch
Workday in Sydney
Workday in Sydney
Workday in Sydney
Off hours
Off hours
Off hours
Off hours
Off hours
Off hours
+1 dayWorkday in Dubuque
+1 dayWorkday in Dubuque
+1 dayWorkday in Dubuque
+1 dayWorkday in Dubuque
+1 dayWorkday in Dubuque
+1 dayWorkday in Dubuque
+1 dayWorkday in Dubuque
+1 dayWorkday in Dubuque
+1 dayWorkday in Dubuque
+1 dayWorkday in Sydney
+1 dayWorkday in Sydney
+1 dayWorkday in Sydney
+1 dayWorkday in Sydney
+1 dayWorkday in Sydney
+1 dayWorkday in Sydney

Frequently Asked Questions

What is the time difference between Dubuque and Sydney?

Sydney, Australia (UTC+10) is 15 hours ahead Dubuque, United States (UTC-5).

What is the best time to schedule a meeting between Dubuque and Sydney?

The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.

Does daylight saving time change the difference between Dubuque and Sydney?

Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.

When it is 9 AM in Dubuque, what time is it in Sydney?

Use the conversion table on this page — every hour in Dubuque is mapped to its equivalent local time in Sydney, including day shift markers when the date differs.