On Dec 27, 12:05*am, brian whatcott wrote:
I was shocked when somebody showed me that the UK is approximately on
Siberian latitudes, so that there is supposed to be some warm flow that
keeps it bearable - but that flow is not immutable, apparently...

Very clearly shown in the the 0degree isotherm for January, see
http://etc.usf.edu/Maps/pages/3000/3031/3031.jpg

Also consider that the "polar bear capital of Canada" is at the
same latitude as the south of England.