Two freezing cold nights are expected this week as temperatures swing from a comfortable 16C during the day to -1C after dark.
Met Eireann are forecasting the sub-zero temperatures on both Wednesday and Thursday night after the mercury drops as low as 0C tonight.
The forecaster said: "A mix of cloud and sunny spells for the rest of the afternoon and evening. Most places will stay dry but there will be a few light showers, mainly in the midlands. Showers will become isolated through the evening. Temperatures of 12 to 16 degrees, coolest along the east coast and mildest in the west, with light to moderate east to southeast breezes.
