Highest Temperatures in London by Year

Here is a list and chart of the hottest annual temperatures recorded in London, Ontario for each year between 1883 and 2024.

Year	Temperature
2024	22.5 °C
2022	33.5 °C
2021	31.1 °C
2020	34.0 °C
2019	33.5 °C
2018	33.2 °C
2017	32.2 °C
2016	32.9 °C
2015	31.9 °C
2014	31.2 °C
2013	34.3 °C
2012	36.1 °C
2011	36.7 °C
2010	34.0 °C
2009	31.0 °C
2008	31.6 °C
2007	33.8 °C
2006	33.7 °C
2005	33.4 °C
2004	30.4 °C
2003	32.3 °C
2002	34.2 °C
2001	37.0 °C
2000	30.4 °C
1999	35.0 °C
1998	32.8 °C
1997	32.1 °C
1996	30.7 °C
1995	35.0 °C
1994	34.2 °C
1993	33.6 °C
1992	29.3 °C
1991	33.2 °C
1990	34.6 °C
1989	31.6 °C
1988	38.2 °C
1987	35.3 °C
1986	32.6 °C
1985	30.6 °C
1984	30.5 °C
1983	33.6 °C
1982	30.3 °C
1981	32.0 °C
1980	31.4 °C
1979	30.5 °C
1978	33.6 °C
1977	34.3 °C
1976	30.0 °C
1975	34.4 °C
1974	32.8 °C
1973	33.9 °C
1972	32.2 °C
1971	36.1 °C
1970	31.7 °C
1969	32.8 °C
1968	32.2 °C
1967	30.6 °C
1966	34.4 °C
1965	32.2 °C
1964	36.1 °C
1963	33.9 °C
1962	31.7 °C
1961	31.1 °C
1960	31.1 °C
1959	32.8 °C
1958	32.2 °C
1957	32.2 °C
1956	33.3 °C
1955	35.6 °C
1954	33.3 °C
1953	35.0 °C
1952	36.1 °C
1951	31.1 °C
1950	32.8 °C
1949	35.0 °C
1948	35.0 °C
1947	33.3 °C
1946	33.9 °C
1945	32.2 °C
1944	35.0 °C
1943	33.3 °C
1942	34.4 °C
1941	36.7 °C
1940	32.8 °C
1939	34.4 °C
1938	31.7 °C
1937	32.8 °C
1936	38.9 °C
1935	33.9 °C
1934	35.0 °C
1933	35.6 °C
1932	33.9 °C
1931	37.2 °C
1930	35.6 °C
1929	34.4 °C
1928	32.8 °C
1927	36.1 °C
1926	36.1 °C
1925	37.2 °C
1924	34.4 °C
1923	36.7 °C
1922	35.0 °C
1921	37.8 °C
1920	34.4 °C
1919	36.7 °C
1918	41.1 °C
1917	36.7 °C
1916	37.8 °C
1915	31.7 °C
1914	35.0 °C
1913	34.4 °C
1912	33.9 °C
1911	38.9 °C
1910	36.1 °C
1909	34.4 °C
1908	35.0 °C
1907	30.6 °C
1906	32.2 °C
1905	32.8 °C
1904	33.3 °C
1903	32.2 °C
1902	32.2 °C
1901	36.7 °C
1900	35.0 °C
1899	35.6 °C
1898	36.7 °C
1897	35.6 °C
1896	33.9 °C
1895	34.4 °C
1894	35.0 °C
1893	33.3 °C
1892	33.9 °C
1891	34.4 °C
1889	31.7 °C
1888	31.1 °C
1887	35.0 °C
1886	32.2 °C
1885	30.0 °C
1884	31.7 °C
1883	31.1 °C

Weather Station Details

Years	Station	Coordinates
2002–2024	London CS	location
1941–2002	London International Airport	location
1932–1940	London Lambeth A	location
1883–1931	London South	location