The definition of a white Christmas in the UK is for a single snow flake (perhaps amongst a shower of mixed rain and snow) to be observed falling in the 24 hours of December 25th.
32
The sun sets on 24 December at 3.55pm in the UK, and rises the following morning at 8.05am.
81
The Queen's Christmas speech was first televised in 1957.
18
Nearly 60 million Christmas trees are grown each year in Europe.
74
The abbreviation Xmas isn't irreligious. The letter X is a Greek abbreviation for Christ.
273
The first postage stamp to commemorate Christmas was issued in Austria in 1937.
28
The poinsettia is a traditional Christmas flower. In Mexico (its original birthplace), the poinsettia is known as the "Flower of the Holy Night".
15