All-time weather records — Sullivan City, TX

Record high
109.9°F
May 5, 1999
Record low
21.0°F
February 15, 2021
Wettest day
10.00 in
April 8, 1997

Climate change signal in Sullivan City

8.5%

of Sullivan City's all-time daily heat records were set in the last decade (31 of 366 records since 2015).

23.8%

of all-time daily cold records were set in the last decade (87 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
141
113
2000s
129
111
2010s
88
118
2020s
8
24

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 1995, the latest in 2022. Period of observation: 1995-2022.

Records by month

Month Hottest day Coldest day Wettest day
January 96.1°F — Jan 5, 1997 24.1°F — Jan 10, 2010 3.01 in — Jan 1, 2014
February 102.9°F — Feb 28, 2009 21.0°F — Feb 15, 2021 2.10 in — Feb 15, 1998
March 102.9°F — Mar 15, 2008 33.1°F — Mar 5, 2007 2.92 in — Mar 28, 1999
April 106.0°F — Apr 28, 2014 39.9°F — Apr 1, 1996 10.00 in — Apr 8, 1997
May 109.9°F — May 5, 1999 48.9°F — May 5, 2019 3.08 in — May 22, 2001
June 109.0°F — Jun 23, 2017 55.9°F — Jun 12, 1997 8.00 in — Jun 22, 2018
July 109.0°F — Jul 8, 2009 57.9°F — Jul 25, 1995 8.75 in — Jul 26, 2020
August 109.0°F — Aug 30, 2012 57.9°F — Aug 14, 2018 4.65 in — Aug 24, 1999
September 109.0°F — Sep 7, 2000 53.1°F — Sep 30, 2020 9.40 in — Sep 11, 2018
October 108.0°F — Oct 19, 2012 42.1°F — Oct 20, 1999 3.40 in — Oct 17, 2020
November 99.0°F — Nov 1, 1998 30.0°F — Nov 14, 2018 2.10 in — Nov 19, 2021
December 97.0°F — Dec 15, 2016 24.1°F — Dec 6, 2009 3.00 in — Dec 16, 2009

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