Warning of ‘extreme freeze’ as cold spell bites the UK

People walking through snow fall in Clowes Wood, Kent (Yui Mok/PA)

Britons have been warned of an “extreme freeze” overnight as the Met Office said temperatures could plunge even further than Tuesday’s 10-year low.

Temperatures fell to minus 17.1C in the Scottish Highlands, the coldest recorded since January 2010, when the mercury dropped to minus 22.3C.