National Forecast
Issued at: 02 January 2026 13:00
TODAY - Friday 2nd January
This afternoon will be bright with sunny spells. Scattered showers also, mainly in Ulster and Connacht with some sleet or snow possible in Ulster. Cold with highest temperatures of just 2 to 6 degrees and mostly moderate northwesterly winds.
TONIGHT
Tonight will be cold with frost and ice developing under largely clear skies. Scattered showers will continue, mainly for Ulster and Connacht with some falls of sleet and snow. Largely dry elsewhere. Lowest temperatures of -2 to +3 degrees in light to moderate northwesterly winds, fresher for northern and northwestern coasts.
TOMORROW - Saturday 3rd January
Plenty of sunshine tomorrow with scattered wintry showers continuing for Ulster and Connacht while staying largely dry elsewhere. Highest temperatures of 2 to 6 degrees in light to moderate northwesterly breezes.
National Outlook
Overview: Plenty of dry and sunny weather. Cold with sharp to severe frosts developing overnight that may be slow to clear during the days and with wintry showers, mainly in the north and northwest.
Saturday night: Long clear spells with wintry showers in the north and west. Staying mostly dry elsewhere. Lowest temperatures of -4 to 0 degrees in light westerly breezes. Some fog or freezing fog patches may form.
Sunday: Cold with frost and ice slow to clear. Good spells of sunshine will occur along with well scattered wintry for Ulster, Connacht and parts of west Munster while staying largely dry elsewhere. Highest temperatures of 1 to 5 or 6 degrees in light to moderate west to northwest breezes.
Sunday night: Very cold and mostly dry though well scattered wintry showers will continue in the north and west. Lowest temperatures of -4 to 0 degrees in mostly light northwesterly winds.
Monday: Another cold day with frost and ice slow to clear leaving a predominately dry day with plenty of sunshine and with just isolated wintry showers for the north and northwest. Highest temperatures of 1 to 5 degrees in mostly light northwest to west breezes.
Monday night: Very cold again early in the night with just a few showers, mainly in the northwest. Lowest temperatures of -4 to 0 degrees with light westerly winds. It will turn less cold then as cloud builds from the west through the night with winds backing southerly and strengthening for Atlantic coasts by morning as outbreaks of rain move into the west and southwest.
Tuesday: Outbreaks of rain will track southeastwards across the country through the day though there will be dry intervals too. Highest temperatures of 2 to 6 degrees with moderate to fresh southerly winds developing for a time.
Further Outlook: Some uncertainty in the outlook but indications are for more unsettled conditions through the rest of the week.
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.