Altnaharra, a hamlet in the most northern region of the Highlands, had reached the temperature before 9pm on Friday.

The mercury fell again overnight with a hamlet in northern Scotland shivering through a temperature of minus 18C. The Met Office said Altnaharra, which is in the most northern region of the Highlands,

The Met Office confirms Friday was the coldest night of winter so far in the UK, with the temperatures falling to -18.7 C in Altnaharra in the Scottish Highlands. Meanwhile, Saturday is likely to be bitterly cold,

Temperatures dropped to minus 18.7C in the UK’s coldest January night in 15 years, as the wintry weather continues. Altnaharra, which is in the most northern region of the Highlands, recorded minus 18.