San Diego - Highest Temperature for Each Year

Here's where you'll find answers to questions about the highest temperatures and hottest days in San Diego, California. How hot did it get in 2019? When was the last time thermometers in San Diego rose above 105 °F? What was the highest temperature in San Diego 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 San Diego and the date that it happened. A date with a plus sign beside it means it was that hot on at least one other day earlier that year.

These records go back to 1875, with just a few years missing data. The highest temperature recorded during that time there was 111 degrees Fahrenheit (44 Celsius) on September 26, 1963.

Since 1940 the temperature extremes were measured at San Diego's International Airport. Before then, the weather station was in downtown San Diego.

Highest San Diego temperatures in recent years
Max °F Date Max °C
86 September 11, 2023   30
95 October 19, 2022 + 35
92 November 12, 2021   33
100 September 06, 2020   38
94 October 24, 2019 34
96 July 06, 2018 36
98 October 25, 2017 37
101 September 26, 2016 38
99 October 09, 2015 37
97 May 15, 2014 36
89 August 30, 2013 32
101 September 15, 2012 38
97 September 06, 2011 36
100 November 04, 2010 38
Highest temperature recorded at San Diego each year
Max °F Date Max °C
98 April 20, 2009 37
94 October 08, 2008 + 34
91 September 03, 2007 33
99 July 22, 2006 37
89 October 06, 2005 32
96 September 05, 2004 36
88 October 26, 2003 + 31
91 September 01, 2002 33
85 September 25, 2001 29
89 June 25, 2000 32
90 September 29, 1999 32
92 September 03, 1998 33
92 September 24, 1997 + 33
88 November 09, 1996 31
90 February 19, 1995 32
99 October 09, 1994 37
87 September 27, 1993 31
91 September 23, 1992 33
94 August 12, 1991 34
94 June 26, 1990 34
100 September 25, 1989 38
107 September 04, 1988 42
104 October 03, 1987 40
90 August 18, 1986 32
98 October 03, 1985 37
100 September 08, 1984 38
95 October 25, 1983 35
91 September 03, 1982 33
100 June 16, 1981 38
95 June 28, 1980 35
101 June 10, 1979 38
101 September 25, 1978 38
87 July 26, 1977 31
97 November 04, 1976 36
103 September 23, 1975 39
92 October 16, 1974 33
93 September 27, 1973 34
92 July 28, 1972 33
101 October 06, 1971 38
97 September 27, 1970 36
89 August 22, 1969 32
93 September 24, 1968 34
91 October 16, 1967 + 33
97 November 01, 1966 36
104 October 22, 1965 40
97 October 19, 1964 36
111 September 26, 1963 44
89 October 30, 1962 + 32
107 October 14, 1961 42
92 April 02, 1960 33
102 September 11, 1959 39
98 October 17, 1958 37
97 June 18, 1957 36
96 November 09, 1956 + 36
104 September 01, 1955 40
88 August 30, 1954 + 31
96 May 05, 1953 36
90 September 19, 1952 + 32
91 October 07, 1951 33
92 November 03, 1950 33
92 November 04, 1949 + 33
90 April 15, 1948 32
92 April 13, 1947 + 33
90 September 18, 1946 32
1945
1944
87 May 19, 1943 + 31
1942
90 November 05, 1941 32
95 April 13, 1940 35
106 September 21, 1939 41
88 September 26, 1938 31
90 September 12, 1937 32
94 August 08, 1936 34
86 August 09, 1935 30
89 September 18, 1934 + 32
87 November 13, 1933 31
87 November 24, 1932 31
96 June 24, 1931 36
100 July 30, 1930 38
1929
83 November 20, 1928 28
94 October 20, 1927 34
90 October 05, 1926 32
88 July 14, 1925 31
88 September 29, 1924 31
91 October 13, 1923 33
92 September 17, 1922 33
93 November 03, 1921 34
82 August 16, 1920 28
91 June 03, 1919 33
94 September 28, 1918 + 34
92 September 28, 1917 33
84 August 01, 1916 29
91 August 27, 1915 33
90 October 25, 1914 32
110 September 17, 1913 43
94 October 13, 1912 34
93 July 14, 1911 34
96 April 23, 1910 36
100 September 16, 1909 38
84 September 28, 1908 29
86 November 29, 1907 30
91 September 30, 1906 + 33
88 August 30, 1905 31
94 October 21, 1904 34
85 August 19, 1903 29
81 January 04, 1902 + 27
96 October 21, 1901 36
89 November 03, 1900 32
93 October 08, 1899 + 34
91 September 11, 1898 33
89 August 20, 1897 32
98 May 25, 1896 37
90 September 27, 1895 32
90 September 15, 1894 + 32
88 October 02, 1893 + 31
87 May 18, 1892 31
89 September 08, 1891 + 32
93 June 06, 1890 34
91 September 25, 1889 33
93 April 12, 1888 34
85 October 29, 1887 29
82 August 29, 1886 + 28
90 September 21, 1885 32
92 August 15, 1884 33
101 September 22, 1883 38
83 August 10, 1882 28
86 September 13, 1881 30
84 August 18, 1880 + 29
99 March 29, 1879 37
100 September 11, 1878 38
94 June 10, 1877 34
87 April 28, 1876 31
88 October 16, 1875 + 31
Reference

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

San Diego - Extremes
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