Charleston - Highest Temperature for Each Year

Here's where you'll find answers to questions about the highest temperatures and hottest days in Charleston, South Carolina. How hot did it get in 2019? When was the last time thermometers in Charleston rose above 100 °F? What was the highest temperature in Charleston 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 Charleston 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 105 degrees Fahrenheit (41 Celsius) on August 1, 1999.

Since 1938 the temperature extremes were observed at Charleston International Airport. Before then, the weather station was in downtown Charleston.

Highest Charleston temperatures in recent years
Max °F Date Max °C
98 August 14, 2023 + 37
98 June 14, 2022   37
95 August 01, 2021 + 35
97 August 01, 2020   36
101 May 29, 2019 + 38
97 June 24, 2018 + 36
98 August 16, 2017 37
100 July 13, 2016 + 38
99 July 23, 2015 + 37
99 August 23, 2014 + 37
97 August 12, 2013 36
98 July 27, 2012 + 37
102 June 21, 2011 + 39
99 July 26, 2010 + 37
Highest temperature recorded at Charleston each year
Max °F Date Max °C
98 June 27, 2009 37
100 August 06, 2008 38
99 August 22, 2007 + 37
98 August 04, 2006 37
100 July 27, 2005 38
97 July 14, 2004 36
95 July 09, 2003 35
101 June 02, 2002 38
97 July 09, 2001 36
100 June 03, 2000 38
105 August 01, 1999 41
100 June 30, 1998 38
97 July 04, 1997 36
99 July 02, 1996 37
102 August 14, 1995 39
95 August 31, 1994 + 35
100 July 29, 1993 + 38
98 July 11, 1992 37
98 July 14, 1991 37
100 July 06, 1990 + 38
98 August 06, 1989 + 37
100 June 24, 1988 38
99 August 10, 1987 + 37
104 July 20, 1986 + 40
100 June 02, 1985 38
99 June 19, 1984 37
100 August 22, 1983 + 38
96 July 04, 1982 + 36
101 June 17, 1981 38
100 July 13, 1980 38
98 August 07, 1979 37
99 June 28, 1978 37
101 July 22, 1977 + 38
95 July 25, 1976 + 35
96 May 25, 1975 36
97 June 01, 1974 36
97 June 17, 1973 36
97 August 19, 1972 + 36
97 June 15, 1971 36
100 July 01, 1970 + 38
98 July 07, 1969 + 37
99 August 08, 1968 37
97 August 08, 1967 + 36
97 August 23, 1966 36
94 August 27, 1965 + 34
97 August 03, 1964 + 36
98 August 04, 1963 + 37
97 May 26, 1962 36
95 July 31, 1961 + 35
97 July 02, 1960 36
99 June 30, 1959 + 37
96 July 30, 1958 36
98 August 12, 1957 37
97 August 06, 1956 36
96 May 11, 1955 36
102 August 17, 1954 39
98 June 01, 1953 + 37
101 June 26, 1952 38
98 July 14, 1951 + 37
99 June 27, 1950 37
101 July 28, 1949 38
99 June 26, 1948 37
99 June 09, 1947 37
97 June 21, 1946 + 36
98 June 01, 1945 37
103 June 24, 1944 39
100 June 06, 1943 + 38
102 July 19, 1942 39
97 July 29, 1941 + 36
101 July 24, 1940 38
99 June 21, 1939 37
99 May 21, 1938 37
98 June 28, 1937 37
101 July 27, 1936 38
98 August 04, 1935 + 37
98 July 21, 1934 + 37
99 June 06, 1933 + 37
101 July 22, 1932 38
101 July 02, 1931 38
99 July 08, 1930 37
99 July 02, 1929 37
100 June 20, 1928 38
100 July 03, 1927 38
97 August 31, 1926 + 36
102 August 14, 1925 39
101 June 21, 1924 38
96 August 12, 1923 + 36
97 July 30, 1922 + 36
100 June 18, 1921 + 38
98 July 03, 1920 37
97 August 01, 1919 + 36
100 July 07, 1918 38
95 July 28, 1917 35
97 August 13, 1916 36
97 July 13, 1915 36
101 June 24, 1914 38
98 August 13, 1913 + 37
100 September 02, 1912 + 38
95 September 11, 1911 + 35
95 September 07, 1910 + 35
94 August 17, 1909 + 34
95 August 01, 1908 + 35
100 July 08, 1907 38
97 August 10, 1906 36
97 June 24, 1905 36
95 July 21, 1904 + 35
98 August 28, 1903 37
103 July 06, 1902 39
96 June 25, 1901 36
99 August 21, 1900 37
100 August 04, 1899 38
98 July 20, 1898 + 37
99 July 01, 1897 37
98 July 30, 1896 37
98 August 19, 1895 37
96 August 10, 1894 36
99 July 14, 1893 37
Reference

Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information. 

Charleston - Extremes
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