All-time weather records — South Fork, CO

Record high
139.3°F
January 28, 2006
Record low
-24.7°F
February 2, 2011
Wettest day
2.00 in
December 1, 2007

Climate change signal in South Fork

21.9%

of South Fork's all-time daily heat records were set in the last decade (80 of 366 records since 2015).

37.2%

of all-time daily cold records were set in the last decade (136 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
261
114
2010s
66
173
2020s
39
79

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 2004, the latest in 2026. Period of observation: 2004-2025.

Records by month

Month Hottest day Coldest day Wettest day
January 139.3°F — Jan 28, 2006 -21.6°F — Jan 16, 2008 1.70 in — Jan 21, 2010
February 139.1°F — Feb 4, 2007 -24.7°F — Feb 2, 2011 1.50 in — Feb 4, 2008
March 132.1°F — Mar 30, 2007 -13.7°F — Mar 3, 2007 1.60 in — Mar 12, 2019
April 135.9°F — Apr 2, 2007 -8.0°F — Apr 5, 2023 1.60 in — Apr 16, 2016
May 137.5°F — May 25, 2005 3.0°F — May 2, 2011 1.60 in — May 18, 2015
June 138.0°F — Jun 12, 2007 17.8°F — Jun 8, 2020 1.40 in — Jun 21, 2024
July 136.4°F — Jul 3, 2005 28.8°F — Jul 5, 2010 1.30 in — Jul 24, 2018
August 127.8°F — Aug 26, 2005 31.6°F — Aug 27, 2016 1.60 in — Aug 15, 2015
September 136.4°F — Sep 18, 2005 12.4°F — Sep 27, 2013 1.70 in — Sep 8, 2020
October 137.1°F — Oct 14, 2006 -6.0°F — Oct 30, 2019 1.90 in — Oct 9, 2005
November 137.1°F — Nov 2, 2005 -12.8°F — Nov 30, 2006 1.70 in — Nov 7, 2020
December 135.3°F — Dec 27, 2006 -20.0°F — Dec 31, 2010 2.00 in — Dec 1, 2007

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