All-time weather records — Rio Hondo, TX

Record high
107.1°F
May 9, 2024
Record low
17.1°F
January 12, 1962
Wettest day
13.79 in
March 27, 2025

Climate change signal in Rio Hondo

41.8%

of Rio Hondo's all-time daily heat records were set in the last decade (153 of 366 records since 2015).

21.9%

of all-time daily cold records were set in the last decade (80 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 #
1950s
22
45
1960s
5
38
1990s
20
55
2000s
96
91
2010s
138
88
2020s
85
49

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 1953, the latest in 2026. Period of observation: 1952-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 93.9°F — Jan 24, 2002 17.1°F — Jan 12, 1962 2.06 in — Jan 27, 2018
February 96.1°F — Feb 9, 1962 22.1°F — Feb 15, 2021 2.68 in — Feb 20, 1958
March 100.9°F — Mar 12, 1954 20.1°F — Mar 13, 2007 13.79 in — Mar 27, 2025
April 106.0°F — Apr 6, 2022 41.0°F — Apr 8, 2007 4.50 in — Apr 5, 1961
May 107.1°F — May 9, 2024 50.0°F — May 3, 2004 6.73 in — May 25, 2007
June 106.0°F — Jun 26, 2012 60.1°F — Jun 2, 1997 6.29 in — Jun 24, 2019
July 106.0°F — Jul 24, 2018 68.0°F — Jul 25, 2019 10.64 in — Jul 26, 2020
August 106.0°F — Aug 28, 2011 68.0°F — Aug 13, 2004 6.65 in — Aug 12, 1960
September 107.1°F — Sep 4, 2011 53.1°F — Sep 27, 2000 6.25 in — Sep 12, 2018
October 100.9°F — Oct 18, 2012 39.0°F — Oct 29, 2017 6.11 in — Oct 1, 2021
November 93.9°F — Nov 1, 1997 31.1°F — Nov 14, 2018 4.75 in — Nov 22, 2013
December 90.0°F — Dec 14, 2019 27.1°F — Dec 23, 2022 2.77 in — Dec 6, 2024

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