Winter has been very mild in Europe, in fact it's the mildest one recorded so far.
This weekend we will see temperatures of 19 Celsius, which is unheard of at this time of year (not that I'm complaining!).

Although this article is about Scandinavia, I think it counts for northern Europe as a whole :
http://www.theguardian.com/environment/2014/jan/10/polar-vortex-us-mild-weather-scandinavia