Number of Days Below 0 °C in London by Year

This page contains a list of the number of days in each year that the low temperature fell below 0 degrees Celsius in London, Ontario, between 1883 and 2024.

Also see:

Which year had the most days below freezing?

Based on NOAA records, the year 1978 holds the London record. There were 170 days with a low temperature below 0 degrees that year.

How many days below freezing so far?

As of April 27, there have been 76 days this year where the low temperature has fallen below 0 degrees Celsius in London, Ontario.

The last time it fell below 0° C was April 26, 2024.

Years marked with a gold background have more than 5% incomplete data
Click column headers to sort

Year	Rank	Days < 0 °C
2024	141	76
2023	140	101
2022	135	124
2021	114	133
2020	84	141
2019	100	137
2018	24	154
2017	136	119
2016	127	129
2015	127	129
2014	76	142
2013	87	140
2012	122	131
2011	127	129
2010	113	134
2009	97	138
2008	71	143
2007	100	137
2006	137	118
2005	119	132
2004	122	131
2003	87	140
2002	35	152
2001	114	133
2000	119	132
1999	126	130
1998	138	112
1997	24	154
1996	51	147
1995	76	142
1994	60	146
1993	48	148
1992	127	129
1991	97	138
1990	109	135
1989	41	150
1988	60	146
1987	114	133
1986	48	148
1985	100	137
1984	93	139
1983	100	137
1982	76	142
1981	60	146
1980	22	155
1979	76	142
1978	1	170
1977	106	136
1976	13	159
1975	24	154
1974	7	160
1973	134	125
1972	7	160
1971	24	154
1970	84	141
1969	44	149
1968	51	147
1967	35	152
1966	7	160
1965	44	149
1964	60	146
1963	51	147
1962	22	155
1961	87	140
1960	60	146
1959	71	143
1958	70	144
1957	71	143
1956	76	142
1955	109	135
1954	114	133
1953	133	126
1952	97	138
1951	76	142
1950	35	152
1949	71	143
1948	119	132
1947	40	151
1946	127	129
1945	114	133
1944	15	157
1943	7	160
1942	51	147
1941	106	136
1940	31	153
1939	41	150
1938	100	137
1937	31	153
1936	24	154
1935	60	146
1934	35	152
1933	66	145
1932	142	54
1931	93	139
1930	87	140
1929	76	142
1928	109	135
1927	122	131
1926	14	158
1925	7	160
1924	51	147
1923	15	157
1922	41	150
1921	122	131
1920	35	152
1919	51	147
1918	71	143
1917	3	167
1916	51	147
1915	31	153
1914	51	147
1913	93	139
1912	66	145
1911	19	156
1910	51	147
1909	24	154
1908	19	156
1907	5	161
1906	44	149
1905	66	145
1904	4	165
1903	109	135
1902	87	140
1901	15	157
1900	48	148
1899	106	136
1898	100	137
1897	87	140
1896	44	149
1895	7	160
1894	132	128
1893	31	153
1892	24	154
1891	93	139
1890	76	142
1889	84	141
1888	15	157
1887	2	169
1886	66	145
1885	5	161
1884	19	156
1883	139	103

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