Réamhaisnéis Náisiúnta
Issued at: 12 January 2026 14:33
TODAY - Monday 12th January
A mix of sunny spells and scattered showers today, some of the showers will be heavy and prolonged. Isolated thunderstorms in Atlantic coastal parts. Highest temperatures of 7 to 11 degrees with moderate to fresh southwesterly winds, easing light to moderate in the evening.
TONIGHT
Scattered showers and some clear intervals early tonight. It will become mostly cloudy overnight as showers merge to give longer spells of rain in many areas. A clearance will reach the west coast towards dawn on Tuesday. Patches of mist and fog will form too. Winds will be mainly light and variable but moderate to fresh northwesterly winds will develop in Munster later. Lowest temperatures of 1 to 7 degrees, coldest in the west towards dawn.
TOMORROW - Tuesday 13th January
On Tuesday morning, rain will affect many central and eastern counties whilst clearer skies will have moved in across Atlantic coastal counties. Cloud and rain will gradually clear eastwards into the Irish Sea during the course of the morning with sunshine and isolated showers following. The afternoon will be generally dry and bright with lots of sunshine nationwide. Highest temperatures of 5 to 8 degrees with light to moderate west to northwest or variable winds.
National Outlook
Overview: Generally unsettled with low pressure dominating.
Tuesday night: Clear spells and isolated showers, mainly in the north and west. Cloud will increase in the west towards morning. Lowest temperatures of -1 to +4 degrees, coldest in the east and southeast where frost and ice are possible. Light westerly winds will become southerly overnight.
Wednesday: Cloud and rain will spread eastwards across the country during Wednesday morning and it'll become breezy with moderate to fresh southerly winds developing. The rain will gradually clear eastwards through the afternoon and will be followed by clear spells and scattered showers, mainly affecting Atlantic coastal areas. Highest temperatures of 5 to 10 degrees, coldest in Ulster.
Wednesday night: Most areas will be dry on Wednesday night but some showers will affect Atlantic counties. There'll be clear spells at first but cloud will build from the south overnight. Lowest temperatures of 1 to 5 degrees with light to moderate south to southwest winds.
Thursday: There is uncertainty in the forecast for Thursday but it's possible that a low pressure system will track close to Ireland, bringing a spell of rain and some strong winds. Highest temperatures of 4 to 9 degrees. The rain is forecast to be followed by clear spells and scattered showers on Thursday night, with temperatures falling back to between 0 and 5 degrees and winds easing.
Friday: A mix of cloud, sunny spells and scattered showers on Friday. Highest temperatures of 5 to 9 degree with light and variable breezes.
Further outlook: Current indications are for mixed weather at the weekend, with Saturday looking like the more settled day.
Temperature circle (°C): maximum and minimum temperature forecast for each day. Wind symbol (km/h): arrow points in the direction the wind is blowing. The weather and wind icons: for the time of maximum temperature and minimum temperature.