All-time weather records — Harman, WV

Record high
86.5°F
June 29, 2012
Record low
-16.1°F
January 7, 2014
Wettest day
3.73 in
June 30, 2019

Climate change signal in Harman

59.8%

of Harman's all-time daily heat records were set in the last decade (219 of 366 records since 2015).

48.9%

of all-time daily cold records were set in the last decade (179 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
77
101
2010s
181
174
2020s
108
91

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 63.5°F — Jan 3, 2023 -16.1°F — Jan 7, 2014 2.08 in — Jan 25, 2026
February 70.2°F — Feb 24, 2017 -12.6°F — Feb 16, 2015 2.32 in — Mar 1, 2012
March 76.5°F — Mar 22, 2026 -7.2°F — Mar 6, 2015 1.39 in — Mar 28, 2018
April 82.0°F — Apr 27, 2009 8.8°F — Apr 10, 2016 1.95 in — Apr 28, 2008
May 82.0°F — May 30, 2006 20.7°F — May 9, 2020 2.50 in — May 14, 2012
June 86.5°F — Jun 29, 2012 31.3°F — Jun 1, 2020 3.73 in — Jun 30, 2019
July 86.2°F — Jul 16, 2024 38.1°F — Jul 1, 2010 3.13 in — Jul 13, 2006
August 84.9°F — Aug 6, 2024 37.8°F — Aug 21, 2024 3.04 in — Aug 2, 2008
September 84.0°F — Sep 2, 2010 29.1°F — Sep 30, 2005 2.73 in — Sep 8, 2004
October 81.7°F — Oct 1, 2019 19.9°F — Oct 30, 2008 2.47 in — Oct 29, 2012
November 73.8°F — Nov 2, 2004 1.4°F — Nov 25, 2005 2.74 in — Nov 11, 2020
December 64.6°F — Dec 27, 2015 -12.6°F — Dec 24, 2022 2.29 in — Dec 6, 2013

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