🇦🇺 Sydney ↔ 🇮🇪 Dublin

Sydney is usually 9 hours ahead of Dublin. Both observe daylight saving time, so the difference shifts by an hour for a few weeks around the spring and autumn changeovers.

Sunrise 7:01 AMSunset 4:55 PM(local)

Sunrise 4:58 AMSunset 9:58 PM(local)

Sydney: standard timeNow UTC+10. Next change: October 4, 2026 — clocks go forward 1 hour.
Dublin: daylight saving timeNow UTC+1. Next change: October 25, 2026 — clocks go back 1 hour.
SydneyUTC+10
DublinUTC+1

🇦🇺 Sydney

Dialing code+61
Population5,557,233
Coordinates33.87°S, 151.21°E
Elevation58 m

🇮🇪 Dublin

Dialing code+353
Population1,024,027
Coordinates53.33°N, 6.25°W
Elevation17 m

No comfortable common working hours — these cities barely overlap.

3 October 2026 — 25 October 2026: the gap is 10h instead of the usual 9h — Sydney and Dublin change clocks on different days.

Working hours assumed 9:00–18:00.

Frequently asked questions

What is the time difference between Sydney and Dublin?
Sydney is 9 hours ahead of Dublin. Use the side-by-side clocks and the day/night strips above to convert any hour between them.
When is the best time to call between Sydney and Dublin?
There is no hour when standard working hours (9:00–18:00) overlap in both Sydney and Dublin, so any call falls outside business hours for at least one side.
Why does the time difference between Sydney and Dublin change?
Because Sydney and Dublin switch to or from daylight saving time on different dates, the gap between them is temporarily larger or smaller for a few weeks around those changes.