Despite the bad weather, up a quarter of a million of people are expected to converge on the capital tonight to welcome in 2013.
Many will head for the banks of the Thames to get the best vantage points for the traditional New Year's fireworks display.
Nick Thatcher spoke to Jim Donald from Jack Morton Worldwide in his report.
More top news
London City Airport is closed after reports of a "chemical incident", London Fire Brigade said.
Council leaders today called on the government to provide extra money to help resettle the youngsters in the capital.
An eyewitness said: "It was very unnerving. It was just after 12pm and there were suddenly police vans and cars everywhere."