Dreaming of a white Christmas? Well, here's the facts

WHY, asks Donal Hickey, is it that so many Christmas cards continue to feature images of snow on the ground when white Christmases are so rare?

Like the crooner Bing Crosby, everyone seems to be dreaming of a white Christmas and they’re usually disappointed.

The statistical likelihood of snow at Dublin Airport, for instance, is once every six years, as snow fell on Christmas day 12 times in the last 71 years, according to Aidan Murphy, of Met Eireann, who has studied snowfall in Ireland.