History of 10 inch or greater Snow storms in Chicago
Since snow records began in 1886 in Chicago, there have been 41 winter storms that produced 10 inches or more of snow. A 10 inch snow occurs about once every 3 years. A 15 inch snow occurs only once about every 19 years. The closest back to back 10 inch snows were March 25-26 and April 1-2, 1970 (6 days apart). The longest period of time without a 10 inch snow or greater was February 12, 1981 to January 1, 1999 (almost 18 years). The earliest 10 inch snow was November 25-26, 1895 and the latest 10 inch snow was April 1-2, 1970. The most recent 10 inch snow was January 21-23, 2005.
Chicago's 10 biggest Snowstorms:
| January 2, 1999 | 18.6 inches | December 12, 1903 | 11.3 inches |
| January 13, 1979 | 16.5 inches | February 18, 2000 | 11.1 inches |
| January 26, 1967 | 16.4 inches | February 3, 1896 | 11.0 inches |
| January 30, 1939 | 14.9 inches | December 20, 1960 | 11.0 inches |
| January 6, 1918 | 14.4 inches | December 10, 1934 | 10.9 inches |
| March 25, 1930 | 13.6 inches | March 7, 1931 | 10.9 inches |
| March 2, 1954 | 11.5 inches | February 3, 1901 | 10.8 inches |
| February 18, 1908 | 11.5 inches | December 23, 1961 | 10.2 inches |
| February 28, 1900 | 11.3 inches | December 27, 1894 | 10.1 inches |
| Deember 14, 1951 | 10.0 inches |
| January 21-23, 2005 | 11.2 inches |
| January 30-31, 2002 | 12.0 inches |
| February 18, 2000 | 11.1 inches |
| January 1-3, 1999 | 21.6 inches |
| February 10-11, 1981 | 11.2 inches |
| January 13-14, 1979 | 18.8 inches |
| February 6-7, 1978 | 10.3 inches |
| January 25-27, 1978 | 12.4 inches |
| January 9-10, 1977 | 10.9 inches |
| April 1-2, 1970 | 10.7 inches |
| March 25-26, 1970 | 14.3 inches |
| December 22-23, 1969 | 11.3 inches |
| January 26-27, 1967 | 23.0 inches |
| February 23-25, 1965 | 11.5 inches |
| December 22-23, 1961 | 11.7 inches |
| December 19-20, 1960 | 12.5 inches |
| March 2-3, 1954 | 11.8 inches |
| December 14, 1951 | 10.0 inches |
| December 5-8, 1950 | 13.3 inches |
| December 10-11, 1944 | 10.9 inches |
| January 30, 1939 | 14.9 inches |
| December 9-10, 1934 | 11.3 inches |
| February 6-7, 1933 | 12.7 inches |
| March 7-8, 1931 | 16.2 inches |
| March 25-26, 1930 | 19.2 inches |
| December 17-20, 1929 | 15.0 inches |
| March 30-31, 1926 | 12.6 inches |
| January 6-7, 1918 | 14.9 inches |
| January 12-14, 1910 | 10.2 inches |
| February 18-19, 1908 | 12.8 inches |
| December 12-13, 1903 | 11.6 inches |
| February 3-5, 1901 | 12.7 inches |
| February 28, 1900 | 11.3 inches |
| March 23-24, 1897 | 10.0 inches |
| February 12-13, 1896 | 12.0 inches |
| February 3-4, 1896 | 12.5 inches |
| November 25-26, 1895 | 12.0 inches |
| February 6-7, 1895 | 13.4 inches |
| December 27, 1894 | 10.1 inches |
| February 12-14, 1894 | 11.0 inches |
| January 18-20, 1886 | 14.0 inches |