Drier and brighter weather with sunny spells is expected in Ulster and parts of the mid-west later this afternoon, according to Met Éireann.
It will be cloudy with showery rain at times elsewhere, with temperatures to reach 10 to 15 degrees.
Rain and drizzle will descend upon parts of Leinster and north Connacht tonight with a mix of cloud and clear spells and an isolated shower elsewhere.
Mist and fog will form inland, with temperatures to drop between 3 to 7 degrees.
Tuesday -Mist, fog and scattered outbreaks of rain and drizzle will gradually clear south-westwards through the morning, according to Met Éireann.
A mainly dry day with bright or sunny spells, with cloudier conditions in the south and south-west and outbreaks of rain and drizzle at times.
Temperatures will fall between 10 to 14 degrees in the day, dropping between 1 to 4 degrees tomorrow night.
Some frost and a few mist patches may form.
Wednesday – Dry day with sunny spells and cloudy periods, with a risk of light afternoon showers in Munster.
Temperatures will range from 9 to 14 degrees with the highest values to be recorded in the West.
Dry with clear spells on Wednesday night, with lows of 1 to 5 degrees; some frost where long clear breaks occur.
Thursday – Bright and sunny on Thursday morning, before becoming cloudier in the afternoon, the Irish National Meteorological Service has outlined.
Light rain or drizzle is possible, with daytime highs of 9 to 14 degrees – coldest near the east coast.
Cloudy but largely dry on Thursday night, with temperatures to fall between 5 to 8 degrees.
Friday – Mostly cloudy, although patchy light rain or drizzle may develop in the west and south-west later in the afternoon.
Temperatures will reach 9 to 14 degrees, with moderate south-easterly breezes.