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 14, 2004 September 14, 2003 October 4, 2002 October 5, 2001 September 22, 2000 September 28, 1999 October 06, 1998 October 12, 1997 |
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 1, 2004 November 5, 2003 October 24, 2002 October 5, 2001 September 23, 2000 September 28, 1999 November 1, 1998 October 12, 1997 |
I tried to look around that site to find a reference. I was not living in Denver a the time, but one of the suburbs. This makes a difference, as downtown Denver and the airport are lower than the surrounding area. Unfortunately, I can’t find links to the suburbs.