Ulster
Issued at: 28 December 2025 05:30
TODAY - Sunday 28th December
A cloudier day today but remaining dry. Highest temperatures of 4 to 6 degrees in a light northeast breeze.
TONIGHT
Tonight will stay dry and cloudy. Lowest temperatures of 0 to +3 degrees with a touch of frost possible in a light northeast or variable breeze.
Solar UV Index
Low
TOMORROW - Monday 29th December
Remaining dry tomorrow with sunny spells developing early on. Highest temperatures of just 3 to 6 degrees in a light to moderate northeast breeze.
National Outlook
Overview: Largely settled with high pressure remaining close to Ireland. Mostly dry but cloudier overall with the odd patch of drizzle possible. Staying cool or cold.
Monday night: Generally dry and cloudy with clear spells mainly in the north and west. Isolated patches of drizzle will continue in the east and south. Cold under clear spells with frost developing in lowest temperatures in the north and west of -1 to +2 degrees. Less cold elsewhere with lowest temperatures of 2 to 6 degrees in light to moderate northeast winds.
Tuesday: Cloudy at first, though bright or sunny spells will develop away from eastern and southern areas through the day. Most areas will be dry, though with the odd spot of drizzle in the south and east. Highest temperatures of 3 degrees in the north to 8 degrees in the south in light to moderate northeast winds.
Tuesday night: A cold and dry night with clear spells and widespread frost developing. Some fog or freezing fog will develop also in a light easterly or variable breeze. Lowest temperatures of -3 to +1 degrees.
Wednesday (New Year's Eve): A frosty start to the last day of 2025 with some fog or freezing fog slow to clear. Staying dry with sunny spells. A cold day with temperatures of just 2 to 6 degrees in a light variable breeze.
Thursday (New Year's Day): Cloudier to start off 2026 with scattered patches of light rain and drizzle spreading from the north. After a cold start, it will turn slightly milder than recently with highest temperatures of 5 to 9 degrees in moderate westerly winds.
Friday and next weekend: Turning colder again as we move through the first week of January but with high pressure nearby, many places will stay dry. However, showers may spread from the north at times with the potential for some wintry precipitation.
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.