National Forecast
Issued at: 27 July 2026 14:30
TODAY - Monday 27th July
Cloudy with scattered outbreaks of light rain and drizzle. Some brighter spells possible, mainly in the south and east through the afternoon and evening. Humid with highest temperatures of 19 to 24 degrees but cooler in the far north with southwesterly breezes.
TONIGHT
Mild and humid tonight. Outbreaks of rain and drizzle will be more persistent over parts of Connacht and Ulster, but they will be lighter and less frequent elsewhere with many areas remaining dry. Mostly cloudy with some mist and hill fog too. Lowest temperatures of 14 to 18 degrees, with light to moderate southwest winds.
TOMORROW - Tuesday 28th July
A generally warm and humid day. It will be mostly cloudy, with the best of the sunny spells away from the northwest. Outbreaks of rain and drizzle will be most persistent in the west and northwest. Elsewhere, they will be more isolated with many areas remaining dry. Highest temperatures ranging from 17 degrees in the west and northwest to 24 degrees in parts of the midlands and east, with mostly moderate, occasionally fresh, southwesterly winds.
National Outlook
Overview: Mixed and changeable weather this week. While most of the rainfall during the week will be across the west and north, drier conditions will persist further south and east. Feeling humid through the early part of the week.
Tuesday night: Cloudy in the north and west with outbreaks of rain becoming more persistent later in the night and towards morning, but staying mostly dry elsewhere with a mix of cloud and clear spells. Some mist and hill fog too. Lowest temperatures of 12 to 16 degrees, with light to moderate southwesterly winds.
Wednesday: Starting off generally cloudy, outbreaks of rain in the north and west will slowly clear southeastwards through the day with sunny spells and drier conditions following. Highest temperatures of 17 to 24 degrees, warmest in the south and east, with light to moderate southwesterly winds veering westerly.
Wednesday night: Mostly clear and dry with just a few light showers affecting Atlantic coastal areas. Lowest temperatures of 9 to 11 degrees, with a light westerly breeze.
Thursday: Feeling fresher than previous days with a mix of sunny spells and showers, the heaviest and most persistent of which will be further north. Highest temperatures of 15 to 21 degrees, again warmest in the south and east, with a moderate west to northwest breeze.
Friday: A mix of sunny spells and scattered showers, again with the driest conditions further south. Highest temperatures of 16 to 22 degrees, coolest in the northwest, with light to moderate southwest to west winds.
Further outlook (bank holiday weekend): Current indications suggest Saturday and Sunday will be mostly dry with a few showers on Monday, and with temperatures in the high teens or low twenties generally.
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.