All-time weather records — Avon, CO

Record high
111.4°F
June 30, 2006
Record low
-23.4°F
February 2, 2011
Wettest day
1.80 in
January 30, 2014

Climate change signal in Avon

43.2%

of Avon's all-time daily heat records were set in the last decade (158 of 366 records since 2015).

21%

of all-time daily cold records were set in the last decade (77 of 366 records since 2015).

If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:

Decade Heat records set # Cold records set #
2000s
141
236
2010s
143
84
2020s
82
46

Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 2003, the latest in 2026. Period of observation: 2003-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 68.7°F — Jan 11, 2007 -13.0°F — Jan 15, 2013 1.80 in — Jan 30, 2014
February 54.0°F — Feb 10, 2017 -23.4°F — Feb 2, 2011 0.90 in — Feb 14, 2025
March 69.8°F — Mar 25, 2026 -8.1°F — Mar 11, 2022 1.00 in — Mar 23, 2018
April 71.6°F — Apr 29, 2007 1.9°F — Apr 1, 2005 1.20 in — Apr 9, 2004
May 83.7°F — May 25, 2007 13.8°F — May 2, 2013 1.30 in — May 11, 2014
June 111.4°F — Jun 30, 2006 21.2°F — Jun 11, 2005 1.10 in — Jun 17, 2018
July 98.4°F — Jul 4, 2006 30.9°F — Jul 24, 2004 1.50 in — Jul 13, 2015
August 96.8°F — Aug 9, 2007 24.8°F — Aug 28, 2004 1.80 in — Aug 16, 2008
September 98.1°F — Sep 4, 2007 14.5°F — Sep 17, 2006 1.50 in — Sep 9, 2014
October 82.0°F — Oct 4, 2007 -1.1°F — Oct 31, 2019 1.00 in — Oct 1, 2017
November 64.4°F — Nov 4, 2007 -17.9°F — Nov 30, 2006 0.80 in — Nov 28, 2006
December 65.7°F — Dec 14, 2006 -19.3°F — Dec 8, 2005 1.10 in — Dec 16, 2016

Click a month to see every daily record for that month in Avon.