All-time weather records — Sundown, TX

Record high
115.0°F
June 28, 1994
Record low
-16.1°F
January 13, 1963
Wettest day
4.23 in
June 12, 1999

Climate change signal in Sundown

13.9%

of Sundown's all-time daily heat records were set in the last decade (51 of 366 records since 2015).

7.7%

of all-time daily cold records were set in the last decade (28 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 #
1920s
·
·
1930s
7
19
1940s
13
32
1950s
44
52
1960s
33
54
1970s
54
67
1980s
36
57
1990s
79
31
2000s
27
9
2010s
37
28
2020s
36
17

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 1938, the latest in 2026. Period of observation: 1926-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 82.0°F — Jan 21, 1950 -16.1°F — Jan 13, 1963 2.12 in — Jan 9, 1939
February 88.0°F — Feb 12, 2017 -8.0°F — Feb 2, 1951 1.82 in — Feb 20, 1961
March 99.0°F — Mar 27, 2026 3.0°F — Mar 11, 1948 1.62 in — Mar 12, 2007
April 100.9°F — Apr 26, 2012 19.9°F — Apr 9, 1973 2.00 in — Apr 25, 1997
May 111.0°F — May 25, 2000 26.1°F — May 4, 2013 3.57 in — May 9, 1997
June 115.0°F — Jun 28, 1994 43.0°F — Jun 14, 1947 4.23 in — Jun 12, 1999
July 111.0°F — Jul 28, 1995 48.0°F — Jul 2, 1951 3.85 in — Jul 6, 1960
August 106.0°F — Aug 19, 1994 48.9°F — Aug 26, 2010 2.68 in — Aug 26, 1974
September 105.1°F — Sep 7, 1995 33.1°F — Sep 21, 1983 3.92 in — Sep 15, 1972
October 102.9°F — Oct 4, 2000 14.0°F — Oct 31, 2019 2.89 in — Oct 22, 1953
November 93.9°F — Nov 20, 1942 0.0°F — Nov 14, 1976 2.92 in — Nov 18, 2024
December 82.0°F — Dec 23, 2025 -2.9°F — Dec 30, 1982 1.94 in — Dec 11, 1946

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