Temperatures plummeted towards -20 in many areas and the entire country became a winter wonderland.
We even had a white Christmas.
We’ve delved into the archives to bring some of the images from the time.

13. Winter weather December 22nd
Council workers clear frozen snow from footpaths in Ballymena town centre in Co Antrim as the cold spell continues. Photo: PA

14.
Nightime snow fall

15.
Icy conditions near Moneymore.

16.
Sheets of ice floating on the River Foyle last week. INLS5010-102KM
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