Met Éireann has confirmed today as the hottest day of the year.
The forecaster says the heatwave is set to continue in the days ahead - and could last until next week.
Met Éireann has issued a Yellow Temperature Warning - warning people to stay protected in the heat.
Yesterday had been the hottest day of the year - with temperatures reaching 28 degrees - but Harm Luijkx of Met Éireann says that record's been beaten.