The 'default' limit has now reduced from 80 kilometres an hour to 60 kilometres an hour.
The changes came into effect at midnight last night in an effort to reduce collisions and road fatalities.
Slower speeds are also due to be brought in for built-up areas as well as on national roads later this this year.
People travelling in rural areas from today will see the changes in those speed limits on road signs nationwide.
New Plan Approved For Greystones Delgany Kilcoole.
The framework will guide future development in these Wicklow areas.
Rás Tailteann Returns to Wicklow with Baltinglass Stage Finish
The return of the Rás is expected to deliver a significant tourism and economic boost for Baltinglass and surrounding areas, with large crowds anticipated to line the Wicklow roads.
Going For Gold! Wicklow Digital Agency Secures Nominations at the Spider Awards
The Spiders are Ireland’s longest-running digital awards.
Relief for 2,500 Wicklow Residents as Rathdrum Boil Water Notice Lifted
The notice had been in place for almost two weeks after bad weather affected water quality at the treatment plant.
Wicklow Hurlers Maintain Positive Form With Impressive Away League Win
Wicklow hurlers continue their good form in hurling competition so far in 2026.
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Light rain
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