Ulster
Issued at: 12 April 2026 04:00
TODAY - Sunday 12th April
Sunday will be rather blustery with sunny spells and passing heavy showers, possibly thundery. During the afternoon, showers will become more scattered from the west, with more in the way of sunshine. Relatively cool with highest temperatures of 8 to 11 degrees with fresh and gusty westerly winds will ease to just light by evening.
TONIGHT
Most areas will be dry and calm tonight under clear skies. However, some heavy showers will affect the west of Ulster early on. A cold night with some frost and icy patches. Lows of -1 to +3 degrees.
Pollen Forecast
High
Solar UV Index
Low to moderate
TOMORROW - Monday 13th April
After a mostly dry and bright start with sunny spells, scattered slow-moving thundery showers will develop for the afternoon and early evening. Highest temperatures of 9 to 11 degrees in light southerly winds.
National Outlook
Outlook: Mild and humid but unsettled with a mobile southwest flow feeding up rain-bearing cloud.
Monday Night: Dry with clear spells early on in the night. Increasing cloud, along with scattered outbreaks of rain and drizzle, will feed into Connacht and Munster later. Rather chilly with lowest temperatures of 1 to 5 degrees, coldest across northern and eastern areas with the chance of some late season frost. Southwest winds will be no more than moderate in strength.
Tuesday: Some bright or sunny spells across Ulster and Leinster. However, it will be cloudy and breezy nationwide by late morning as scattered outbreaks of rain and drizzle across Munster and Connacht extend northeastwards. The rain will turn heavier in the evening across western counties. Some hill, mist and coastal fog too. Highest temperatures of 10 to 14 degrees.
Tuesday Night: Wet and breezy overnight with some heavy bursts, especially for southern counties. Mild and breezy with lowest temperatures of 7 to 10 degrees, in a fresh southerly wind.
Wednesday: Once again it will be a mild, cloudy and breezy day with scattered outbreaks of rain and drizzle. Some pockets of mild sunshine may occur though. Highest temperatures of 11 to 16 degrees, in a mostly fresh southwest wind.
Thursday: Longer drier spells to begin with some sunny spells locally. Fairly breezy too though, with patchy outbreaks of drizzle. Later in the afternoon and evening, more general rain is likely to push up from the southwest. Highest temperatures of 11 to 16 degrees in a moderate to fresh southwest wind.
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.