Contrasting weather warning could be issued next week.
A heatwave is set to be officially declared today, as temperatures head to over 25 degrees for a fifth day in a row, but the heatwave could turn to heavy downpours by Monday.
Met Eireann expects highs of 31 degrees in places, as its yellow temperature warning remains in place until Monday.
The forecaster is also warning of cloud in some areas, with possible thundery showers and hail around the midlands.
These people in Galway were asked their plans for the warm spell:
The country is set to cool down rapidly to temperatures in the high teens or low twenties.
Meteorologist Cathal Nolan, from Ireland's Weather Channel, said we may see new weather warnings issued.