Today: Frequent and heavy showers in the west and north at first today, however, according to Met Éireann, the showers will ease through the afternoon.
Later today scattered showers will break out in the east. Highest temperatures of 15 to 18 degrees in moderate to fresh southwest winds.
Tonight: It will be mostly dry apart from a few showers in the east and north and these will die out later.
Lowest temperatures of 5 and 8 degrees in just light south-westerly breezes allowing some patches of mist and fog forming.
Tomorrow: The national forecaster predicts that Tuesday will be mostly dry with some sunny spells but scattered showers developing over Connacht and Ulster.
Tuesday night will be mostly dry with clear spells, but scattered showers will affect Atlantic coastal counties.
Lowest temperatures will be 5 to 9 degrees.
Wednesday: There are scattered showers predicted on Wednesday with some sunny spells, but showers will become widespread and frequent in the west and north in the afternoon, keeping top temperatures there around 14 to 16 degrees, reported Met Éireann.
On Wednesday night, showers will become confined to the Atlantic coastal counties with the east and south becoming mostly dry with some clear spells. Lowest temperatures will fall to 6 to 9 degrees in a light southwest to a westerly breeze.
Thursday: The meteorological service says that Thursday will be a fresher and slightly cooler day as winds become moderate west to northwest.
There will be scattered showers with good sunny spells. The showers will be more frequent or heavy in the northwest and north.
Top temperatures will be 13 to 16 or 17 degrees, highest in the south and east.
Friday: Mostly dry with well-scattered showers and some sunny spells. Top temperatures of 14 to 17 degrees in light to moderate mainly westerly breezes.