It will be mainly dry and bright today, with some sunny spells and scattered showers, according to Met Éireann.
Cloud will increase gradually from the Atlantic, possibly bringing some drizzle to the north-west later today. Temperatures will be in the region of 6 to 9 degrees and will drop between 3 to 6 degrees tonight.
Rain will develop along west and south-west coasts today before extending to all parts overnight. It will become very windy with strong and gusty southerly winds.
Tuesday – It will be wet and windy, with occasional rain, heavy in some parts.
Clearer conditions, along with scattered showers, will extend from the Atlantic during the afternoon and evening.
Strong and gusty southerly winds will veer south-west to west; it will be mild for a period before turning cold later.
Temperatures will range from 11 to 14 degrees, with lows of 1 to 4 degrees on Tuesday night.
Showers, most of which will fall in the western half of the country, are expected; showers may turn wintry over high ground, with a risk of hail and thunder in Atlantic coastal areas.
Wednesday – Met Éireann predicts that it will be very cold and breezy with sunny spells and scattered showers.
“Some of the showers will be heavy and of hail, with a risk of thunder – especially in Atlantic coastal counties.”
“Some wintry showers are possible also – mainly over high ground.” the national forecaster warned.
It will be cold at first with a risk of frost in the east and north, although milder conditions, with rain, will extend gradually from the Atlantic.
Thursday – It will be mostly cloudy, with occasional showers or longer spells of rain – possibly heavy in places.
Temperatures will reach between 7 to 11 degrees, before dropping between 2 to 6 degrees on Thursday night with clear spells and showers.
Friday and weekend
The national forecaster has warned that rather cold, unsettled conditions will continue with rain, some sunny intervals and a risk of frost at night.