It isn't all doom and gloom; in south-west London, Merton Police have tried to lighten the mood by tweeting a picture of two snowmen, dressed in police garb and a row of police vans with faces drawn in the snow:
Forecasters have predicted it could be the coldest March in 50 years. In 1962, average temperatures for the month were 2.8C.
More top news
Is your street among London's trendiest hotspots?
Some of the best stories from the past week on itv.com/london. Got a story? Email us at firstname.lastname@example.org
This is Gordon Hill. But you may know him by now as the Wealdstone Raider.