Does Ireland observe Daylight Saving Time?

Yes. Ireland observes Daylight Saving Time. Clocks move forward 1 hour on the last Sunday in March and back 1 hour on the last Sunday in October. During DST, Dublin is UTC+1 (IST); outside DST it is UTC+0 (GMT).

Is this clock accurate?

The clock reads your device's system clock and converts it to Europe/Dublin time using the IANA timezone database built into your browser. Accuracy depends on your device being synchronized via NTP, which most modern devices do automatically.

What is Irish Standard Time (IST)?

Irish Standard Time (IST) is UTC+1 and is observed in Ireland during the summer months (late March to late October). Outside those months, Ireland reverts to Greenwich Mean Time (GMT, UTC+0).

What is the IANA timezone identifier for Dublin?

The IANA identifier for Dublin time is Europe/Dublin. This is used by browsers, operating systems, and programming languages to look up current and historical timezone rules for Ireland.

How far ahead or behind is Dublin from other major cities?

Dublin (GMT/IST) is at UTC+0 in winter and UTC+1 in summer. It is typically 5 hours ahead of New York (EST), 8 hours ahead of Los Angeles (PST), and 1 hour behind Paris (CET). These figures may vary by 1 hour around DST transitions.

Current Time in Dublin

See the live current time and date in Dublin, Ireland with auto-refresh, UTC offset, DST status, and a side-by-side comparison with your local time.

Dublin, Ireland

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GMT UTC+0

Detecting DST status...

Your Local Time

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Detecting timezone...

Calculating time difference...

World Clock Comparison

Dublin Timezone Quick Reference

IANA Identifier Europe/Dublin

Winter Offset (GMT) UTC +0:00

Summer Offset (IST) UTC +1:00

DST Start Last Sunday in March

DST End Last Sunday in October

Current Timezone Name --

Country Ireland

Region Western Europe

Summary

This tool displays the live current time in Dublin, Ireland using the Europe/Dublin timezone. Dublin observes Greenwich Mean Time (GMT, UTC+0) in winter and Irish Standard Time (IST, UTC+1) during summer Daylight Saving Time. The clock updates every second and shows your local time alongside Dublin time for an instant comparison.

How it works

The tool reads your device clock using the JavaScript Date API.
It converts the current moment to the Europe/Dublin timezone using Intl.DateTimeFormat with the IANA timezone identifier.
The display refreshes every second so the clock stays live and accurate.
Ireland observes Daylight Saving Time (DST) — clocks move forward 1 hour in late March and back in late October.
During DST (late March to late October) Dublin is on IST (UTC+1); otherwise it is on GMT (UTC+0).
Your local time and timezone are displayed alongside Dublin time for easy comparison.

Use cases

Scheduling calls or meetings with colleagues or clients in Dublin.
Checking whether Dublin business hours (typically 09:00–17:30 IST/GMT) are currently active.
Converting your local time to Irish time when coordinating with Ireland-based teams.
Travelers planning arrivals, departures, or hotel check-ins in Dublin.
Tracking Irish Stock Exchange (Euronext Dublin) trading hours.
Remote teams collaborating across time zones with Dublin counterparts.
Monitoring live events, sports broadcasts, or conferences based in Ireland.
Students and professionals following Irish news or live streams.

Frequently Asked Questions

Last updated: 2026-06-11 · Reviewed by Nham Vu