St Louis MO Highest Temperature Each Year

Here's where you'll find answers to questions about the highest temperatures and hottest days in St Louis, Missouri. How hot did it get in 2019? When was the last time thermometers in St Louis rose above 105 °F? What was the highest temperature in St Louis a century ago? Answers to those questions and much more can be found quickly and easily in the list below of record high temperatures.

This page gives the highest temperature for each year in St Louis and the date that it happened. A date with a plus sign means it was that hot on at least one other day earlier that year.

These records go back to 1893. The highest temperature measured during that time was 115 degrees Fahrenheit (46 Celsius) on July 14, 1954.

Since 1946 the temperature extremes were observed at St. Louis Lambert International Airport. Before then, the weather station was at downtown St. Louis.

Highest St Louis temperatures in recent years
Max °F	Date	Max °C
104	August 25, 2023	40
105	July 23, 2022	41
101	June 18, 2021	38
97	August 24, 2020 +	36
97	August 19, 2019 +	36
100	July 14, 2018	38
108	July 22, 2017	42
101	July 24, 2016	38
100	July 28, 2015	38
100	August 25, 2014	38
103	August 31, 2013	39
108	July 25, 2012 +	42
104	September 01, 2011	40
102	August 03, 2010	39

Highest temperature recorded at St Louis each year
Max °F	Date	Max °C
98	August 09, 2009 +	37
99	July 20, 2008	37
105	August 15, 2007	41
101	August 02, 2006 +	38
103	July 24, 2005	39
97	July 21, 2004 +	36
104	August 21, 2003	40
101	August 01, 2002	38
100	August 22, 2001	38
102	August 17, 2000	39
103	July 30, 1999 +	39
98	August 24, 1998 +	37
99	July 26, 1997	37
96	August 05, 1996 +	36
101	August 18, 1995 +	38
97	August 13, 1994 +	36
97	August 19, 1993 +	36
97	July 02, 1992	36
102	August 03, 1991 +	39
102	July 04, 1990	39
98	July 10, 1989	37
103	August 17, 1988 +	39
103	August 02, 1987	39
102	July 19, 1986	39
97	July 14, 1985 +	36
107	August 29, 1984	42
103	August 21, 1983 +	39
98	August 05, 1982 +	37
96	July 13, 1981	36
107	July 15, 1980	42
98	July 14, 1979	37
99	August 24, 1978	37
98	July 07, 1977 +	37
99	July 23, 1976 +	37
101	August 12, 1975	38
99	July 19, 1974 +	37
95	August 25, 1973 +	35
100	July 01, 1972	38
100	September 14, 1971	38
103	July 31, 1970	39
97	July 16, 1969	36
98	August 23, 1968	37
95	July 23, 1967	35
106	July 13, 1966 +	41
100	July 24, 1965	38
104	August 03, 1964	40
102	August 03, 1963	39
105	August 19, 1962	41
93	September 10, 1961 +	34
99	September 07, 1960	37
98	August 03, 1959 +	37
95	August 30, 1958 +	35
98	August 15, 1957 +	37
100	August 18, 1956	38
100	July 29, 1955 +	38
115	July 14, 1954	46
104	July 30, 1953	40
105	June 29, 1952	41
98	August 31, 1951 +	37
96	June 26, 1950 +	36
100	July 01, 1949	38
100	August 23, 1948	38
104	August 06, 1947	40
101	July 18, 1946 +	38
98	July 23, 1945	37
99	June 17, 1944	37
101	August 25, 1943 +	38
98	August 02, 1942 +	37
101	July 28, 1941	38
102	July 29, 1940	39
100	September 08, 1939 +	38
101	July 11, 1938	38
98	June 25, 1937 +	37
109	July 14, 1936	43
100	July 30, 1935	38
110	July 24, 1934	43
103	July 02, 1933	39
101	July 15, 1932	38
104	July 01, 1931	40
108	July 28, 1930	42
99	August 02, 1929	37
95	July 21, 1928 +	35
98	September 16, 1927 +	37
100	August 11, 1926 +	38
103	September 05, 1925	39
95	August 30, 1924 +	35
98	August 11, 1923	37
100	August 24, 1922	38
98	July 13, 1921	37
99	July 23, 1920	37
102	August 06, 1919	39
105	August 04, 1918	41
96	July 31, 1917 +	36
99	July 31, 1916 +	37
94	July 15, 1915	34
102	July 11, 1914	39
102	July 18, 1913	39
96	July 24, 1912	36
101	July 04, 1911	38
94	July 27, 1910 +	34
98	August 13, 1909	37
98	August 16, 1908	37
98	August 11, 1907	37
93	August 02, 1906 +	34
96	June 17, 1905	36
93	July 16, 1904	34
98	July 09, 1903	37
98	June 11, 1902	37
107	July 24, 1901 +	42
99	August 21, 1900 +	37
102	September 06, 1899 +	39
96	July 24, 1898	36
101	August 26, 1897	38
100	August 08, 1896 +	38
96	July 16, 1895 +	36
100	August 14, 1894 +	38
99	September 14, 1893	37

St Louis - Highest Temperature for Each Year

Reference

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