National Weather Service United States Department of Commerce
 
Please Note: The following sites were used due to their extensive snowfall recording period of record: 
 
Averages are based on the 30-year normals (1990-2020)
Milwaukee Area (1877) Madison Area (1884)
 
 

Official Normals (1991-2020)
 
  Milwaukee Madison
September 0.0" 0.0"
October 0.3" 0.6"
November 2.5" 3.0"
December 10.4" 12.0"
January 14.9" 13.7"
February 11.8" 12.8"
March 6.7" 7.0"
April 2.1" 2.6"
May 0.0" 0.1"
Annual 48.7" 51.8"
 

First Trace of Snowfall of the Season (Calendar Day)
 
  Milwaukee Madison
Avg. Date 11/02 10/27
Earliest 09/23/1942 09/23/1928
Latest 12/05/1999 11/28/1994
 

First 0.1"+ Snowfall of the Season (Calendar Day)
 
  Milwaukee Madison
Avg. Date 11/14 11/12
Earliest 10/06/1889 (0.1") 10/06/1964 (0.5")
Latest 12/26/1888 (0.1") 01/01/1914 (0.7")
 

First 1.0"+ Snowfall of the Season (Calendar Day)
 
  Milwaukee Madison
Avg. Date 12/02 11/25
Earliest 10/17/1896 (1.0") 10/10/1990 (3.0")
Latest 01/20/1889 (3.5") 02/06/1968 (1.4")
 

Latest Trace of Snowfall of the Season (Calendar Day)
 
  Milwaukee Madison
Avg. Date 4-16 4-22
Earliest 03/21/2017 03/10/1901
Latest 05/31/1889 05/31/1889
 

Last 0.1"+ Snowfall of the Season (Calendar Day)
 
  Milwaukee Madison
Avg. Date 04/11 04/10
Earliest 02/23/1945 (0.1") 02/06/1902 (0.1")
Latest 05/11/1966 (0.1") 05/11/2006 (0.3")
 

Last 1.0"+ Snowfall of the Season (Calendar Day)
 
  Milwaukee Madison
Avg. Date 03/22 03/31
Earliest 02/02/1968 (1.6") 02/06/1895 (1.9")
Latest 05/10/1990 (3.2") 05/10/1990 (3.0")