All-time weather records — Big Piney, WY

Record high
109.0°F
August 10, 1998
Record low
-38.7°F
January 6, 2017
Wettest day
1.17 in
May 6, 2016

Climate change signal in Big Piney

49.5%

of Big Piney's all-time daily heat records were set in the last decade (181 of 366 records since 2015).

38.8%

of all-time daily cold records were set in the last decade (142 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
21
20
2000s
112
141
2010s
127
143
2020s
106
62

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 61.0°F — Jan 18, 2011 -38.7°F — Jan 6, 2017 0.44 in — Jan 10, 2023
February 57.0°F — Feb 13, 2015 -33.9°F — Feb 2, 2011 0.46 in — Feb 2, 2003
March 73.0°F — Mar 21, 2026 -21.8°F — Mar 10, 2022 0.79 in — Mar 6, 2025
April 77.0°F — Apr 23, 2012 -6.9°F — Apr 6, 2023 0.84 in — Apr 29, 1999
May 86.0°F — May 28, 2003 0.0°F — May 3, 2003 1.17 in — May 6, 2016
June 93.0°F — Jun 28, 2013 16.0°F — Jun 10, 2002 1.13 in — Jun 17, 2018
July 96.1°F — Jul 14, 2002 29.1°F — Jul 12, 2016 0.96 in — Jul 24, 2012
August 109.0°F — Aug 10, 1998 1.2°F — Aug 28, 2009 0.97 in — Aug 27, 2025
September 91.0°F — Sep 4, 2022 15.1°F — Sep 29, 1999 0.65 in — Sep 14, 2016
October 79.0°F — Oct 1, 2011 -25.8°F — Oct 30, 2019 0.91 in — Oct 4, 2009
November 64.9°F — Nov 3, 2020 -22.9°F — Nov 25, 2010 0.29 in — Nov 25, 2015
December 57.0°F — Dec 12, 2017 -35.0°F — Dec 8, 2005 0.40 in — Dec 29, 2008

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