Denver's Winter/Cold Season Statistics


"Updated: January 9, 2009"

Autumn First Freeze Information


Earliest Date of First Freeze: September 8, 1962
Latest Date of First Freeze: November 15, 1944
Average Date of First Freeze: October 7th
First Freeze Last 8 Years: October 13, 2008
October 8, 2007
September 18, 2006
October 5, 2004
October 14, 2003
September 14, 2003
October 4, 2002
October 5, 2001
October 21st is the average date in which Denver's normal overnight
low temperature hits 32 degrees Fahrenheit for the first time.

Autumn First Snow Information



Earliest Date of First Snow: September 3, 1961
Latest Date of First Snow: November 21, 1934
Average Date of First Snow: October 19th
First Measurable Snow Last 8 Years: November 14, 2008 
October 22, 2007 
October 18, 2006 
October 10, 2005
November 1, 2004 
November 5, 2003 
October 25, 2002 
October 5, 2001 


Spring Last Freeze Information


Earliest Date of Last Freeze: April 5, 1977
Latest Date of Last Freeze: June 8, 2007
Average Date of Last Freeze: May 5th
Latest Freeze for the past 8 Years: May 11, 2008
June 08, 2007
May 10, 2006
May 12, 2005
May 14, 2004
May 11, 2003
May 24, 2002
May 21, 2001


Spring Snow Information


Earliest Date of Last Snow: March 4, 1887
Latest Date of Last Snow: June 12, 1947
Average Date of Last Snow: April 27th
Date of Last Measurable Snow Last 8 Years: May 14, 2008
April 14, 2007
May 10,2006
May 2, 2005
April 30, 2004
May 10, 2003
May 24, 2002
April 21, 2001


Seasonal Snowfall Amounts



Greatest Seasonal Snowfall: 118.7 inches 1908-09
Least Seasonal Snowfall: 20.8 inches 1888-89
Average Seasonal Snowfall (1971-2000): 61.7 inches
Seasonal Snowfall Last 10 Years:

46.3 inches 2007-2008
72.6 inches 2006-2007
30.4 inches 2005-2006
39.3 inches 2004-2005
38.0 inches 2003-2004
61.8 inches 2002-2003
30.2 inches 2001-2002
58.3 inches 2000-2001
45.6 inches 1999-2000
44.5 inches 1998-1999


Denver's Snowstorm Total Snowfall Statistics


Greatest Snowfall From One Storm: 45.7 inches December 1-6, 1913
(recorded between December 4-5th 1913)

The Top 13 Denver Snowstorms since 1946: 31.8 inches Mar 18, 2003
30.4 inches Nov 3, 1946
23.8 inches Dec 24, 1982
21.9 inches Oct 25, 1997
21.5 inches Nov 27, 1983
21.2 inches Nov 19, 1991
20.7 inches Dec 20, 2006
18.7 inches Mar 5, 1983
17.7 inches Nov 19, 1979
17.3 inches Apr 1, 1957
16.9 inches Mar 20, 1952
16.0 inches Oct 3, 1969
15.8 inches Apr 26, 1972

 


  • National Weather Service
  • Denver/Boulder, CO Weather Forecast Office
  • 325 Broadway
  • Boulder, CO 80305-3328
  • 303-494-4221
  • Page Author: BOU Webmaster
  • Web Master's E-mail: w-bou.webmaster@noaa.gov
  • Page last modified: April 3rd 2009 7:12 PM
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