All-time weather records — Idaho Springs, CO

Record high
81.1°F
July 21, 2005
Record low
-32.6°F
February 1, 2011
Wettest day
3.40 in
June 21, 2023

Climate change signal in Idaho Springs

48.9%

of Idaho Springs's all-time daily heat records were set in the last decade (179 of 366 records since 2015).

32%

of all-time daily cold records were set in the last decade (117 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 #
1990s
19
26
2000s
135
160
2010s
98
110
2020s
114
70

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 1998, the latest in 2026. Period of observation: 1998-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 51.1°F — Jan 27, 2015 -18.9°F — Jan 31, 2011 0.90 in — Jan 29, 2005
February 54.0°F — Feb 16, 2017 -32.6°F — Feb 1, 2011 1.10 in — Feb 3, 2012
March 63.7°F — Mar 21, 2026 -22.5°F — Mar 2, 2002 3.30 in — Mar 18, 2003
April 64.8°F — Apr 29, 2007 -5.3°F — Apr 9, 2013 2.00 in — Apr 24, 2007
May 74.1°F — May 30, 2000 1.6°F — May 1, 2013 1.60 in — May 6, 2025
June 80.1°F — Jun 15, 2021 21.7°F — Jun 14, 2001 3.40 in — Jun 21, 2023
July 81.1°F — Jul 21, 2005 30.4°F — Jul 8, 2024 2.60 in — Jul 23, 2021
August 78.8°F — Aug 1, 2008 24.6°F — Aug 28, 2004 1.50 in — Aug 18, 2006
September 77.2°F — Sep 5, 2020 11.5°F — Sep 28, 1999 2.00 in — Sep 12, 2013
October 67.3°F — Oct 6, 2020 -12.6°F — Oct 29, 2019 1.40 in — Oct 26, 2006
November 58.6°F — Nov 3, 2020 -15.0°F — Nov 12, 2014 0.80 in — Nov 14, 2009
December 53.2°F — Dec 2, 2021 -21.3°F — Dec 7, 2005 1.70 in — Dec 20, 2006

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