A snowball fight in Central Park, New York, after the first snowfall of 1938. (Photo by Tucker/Getty Images)

Women playing in the street as the snow falls on Johannesburg for the first time in seventeen years. (Photo by Keystone/Getty Images). 1st September 1962

A telegram boy with an armful of snowballs in Trafalgar Square. (Photo by Harrison /Topical Press Agency/Getty Images). 19th December 1946

Little Gwen Bearn pulls her sledge laden with snowballs across London's Hampstead Heath one snowy morning. (Photo by Fox Photos/Getty Images). 29th December 1931

Two children throwing snowballs at a policeman. (Photo by Hulton Archive/Getty Images). Circa 1960

A snowball fight in a school playground in Chiswick, London. (Photo by Evening Standard/Getty Images). 21st January 1958

Malayan students enjoying their first snowball fight, in Trafalgar Square, London. (Photo by Topical Press Agency/Getty Images). 6th January 1947

Students who have come to enjoy the winter sports on offer at Tilton School, New Hampshire, involved in a snowball fight. (Photo by Evans/Three Lions/Getty Images). Circa 1950

A group of gents enjoy an impromptu snowball fight in the serene and stately setting of a still and snow covered Trafalgar Square, London. (Photo by Topical Press Agency/Getty Images). Circa 1931

A young girl being hit by a snowball whilst playing in St. James Park, London, after a night of heavy snowfall. (Photo by Monty Fresco/Topical Press Agency/Getty Images). 2nd March 1954

Girls throwing snowballs at Havering, Essex, where the snow has reached a considerable depth. (Photo by Davis/Topical Press Agency/Getty Images). December 1927

Uniformed men enjoying a snowball fight in London. (Photo by Topical Press Agency/Getty Images). 15th January 1917

Schalk Burger of South Africa throws a snowball after training for the Rugby Aid match against the Northern Hemisphere during the Southern Hemisphere rugby union training session held at Twickenham on March 4, 2005 in Twickenham, England. (Photo by David Rogers/Getty Images)

Ball-girl Gianna Kuehn holds a snowball after a thunderstorm during the Masters Series Hamburg at Rothenbaum on May 10, 2005 in Hamburg, Germany. (Photo by Alexander Hassenstein/Bongarts/Getty Images)

Children enjoy a day off school sledging as they take to the hills and mountains of Snowdonia after the first major snow fall of winter on November 25, 2005, in Capel Curig, Wales. (Photo by Christopher Furlong/Getty Images)

Eddie the Jack Russell plays fetch with a snowball as snow falls in the village of Poynton as the winter weather continues to spread through Britain on November 28, 2005 in Stockport, Cheshire. (Photo by Alex Livesey/Getty Images)

Amy Ward thows a snowball at her father on a snow covered hill on December 28, 2005 in Hastings, England. (Photo by Scott Barbour/Getty Images)

Residents have a snowball fight at a field on February 5, 2006 in Nanjing of Jiangsu Province, China. (Photo by China Photos/Getty Images)

People throw snowballs in Kensington Gardens on February 2, 2009 in London, England. (Photo by Ryan Pierse/Getty Images)

A police officer holds a snowball in his hand on December 9, 2010 in Hamburg, Germany. (Photo by Andreas Rentz/Getty Images)

A woman gathers snow for a friendly snowball fight near the southern edge of Central Park during a snowfall January 7, 2011 in New York City. (Photo by Chris Hondros/Getty Images)

Elizabeth Laurence throws snowballs to her dog Pippa January 12, 2011 in Boston, Massachusetts. (Photo by Darren McCollester/Getty Images)