Winter of 2009–10 in Great Britain and Ireland
The winter of 2009–10 in the United Kingdom (also called The Big Freeze of 2010 by British and Irish media) was a meteorological event that started on 16 December 2009, as part of the severe winter weather in Europe. January 2010 was provisionally the coldest January since 1987 in the UK. A persistent pattern of cold northerly and easterly winds brought cold, moist air to the United Kingdom with many snow showers, fronts and polar lows bringing snowy weather with it.
Source: Wikipedia — Winter of 2009–10 in Great Britain and Ireland (CC BY-SA 4.0)