Snowall Statistics for Chicago
First Snowfall
Trace or More
| Average Date: |
October 30th |
| Earliest: |
September 25, 1942 (Trace) |
| |
September 25, 1948 (Trace) |
| Latest: |
December 5, 1999 (0.1 inches) |
Measurable (0.1 inches or more)
| Average Date: |
November 16th |
| Earliest: |
October 12, 2006 (0.3 inches) |
| Latest: |
December 16, 1965 (0.3 inches) |
One Inch or More
| Average Date: |
December 2nd |
| Earliest: |
October 19th, 1989 (3.8 inches) |
| Latest: |
January 17, 1899 (1.0 inch) |
Seasonal Snowfall
| Average Snowfall from Fall through Spring (1971-2000): |
38.0 inches |
| Least amount of snowfall: |
9.8 inches (1920-1921 season) |
| Greatest amount of snowfall: |
89.7 inches (1978-1979 season) |
Monthly Snowfall
| |
Greatest |
Least |
| January |
42.5 inches (1918) |
0.2 inches (1928) |
| February |
27.8 inches (1896) |
Trace (1998, 1987) |
| March |
23.1 inches (1926) |
Trace (2000, 97, 94, 21, 1910) |
| April |
13.6 inches (1938) |
Zero (Numerous Years) |
| May |
2.2 inches (1940) |
Zero (Numerous Years) |
| June |
Trace (1910) |
Zero (Numerous Years) |
| September |
Trace (1942, 1928) |
Zero (Numerous Years) |
| October |
6.3 inches (1989) |
Zero (Numerous Years) |
| November |
14.8 inches (1940) |
Zero (1999, 2001) |
| December |
33.3 inches (1951) |
Trace (December 1912, 1889) |
|
