Here are the final charts for January. Another very mild month.
However, we did have one decent cold spell. The 7 days from 15 to 21 Jan had a CET mean of 1.5C which is 3.3C below average. The other 24 days of the month had a CET mean of 6.6C which is 2.3C above average.
Overall the CET for this winter is well above the record winter of 1868/9.
As lanky noted above the CET mean for 25 Jan equalled the all time January record.
Also the maximum CET of 13.7C on 24 Jan equalled the all time January record set on 9 Jan 1998.