Parts of Britain have been warned that further snow is on the way.
Around 10cm is expected to fall in parts of Scotland and northern England on Tuesday, while 6cm is forecast for southern England and 2cm is predicted for East Anglia.
That is bad news for commuters and travellers, with airports and traffic networks already struggling with the freezing conditions.
Increased snow on roads could make it difficult for drivers and increase the dangers ofbreakdowns.
Temperatures on Monday night dropped to -11.3 in Buckinghamshire, -10 at Stansted Airport and -9 at RAF Mildenhall, Suffolk.
Air passengers hoping to travel on Tuesday have already been warned by Heathrow that delays and cancellations are likely, while Gatwick has posted similar advice online.
A forecaster for MeteoGroup, the Press Association's weather division, explained that people should expect increased disruption and widespread frost and showers are expected to continue throughout the week.
Copyright Press Association 2013