Ottawa - Lowest Temperature for Each Year
Here's where you'll find answers to your questions about the lowest temperatures and coldest days in Ottawa, Ontario Canada. For instance: When was the last time Ottawa got colder than -30 °C? How cold did Ottawa get in 2019 or a century ago?
This page gives the lowest temperature for each year in Ottawa and the date that it happened. A date with a plus sign beside it means the lowest temperature also occurred on at least one other day earlier that year.
These records were observed near downtown Ottawa and go back to 1890. The lowest temperature measured during that time was -39 degrees Celsius (-38 Fahrenheit) on December 29, 1933.
| Min °F | Date | Min °C |
|---|---|---|
| -27 | February 04, 2023 | -33 |
| -16 | January 27, 2022 | -27 |
| -9 | February 13, 2021 | -23 |
| -15 | February 09, 2020 | -26 |
| -17 | January 22, 2019 | -27 |
| -19 | January 01, 2018 | -28 |
| -17 | December 30, 2017 | -27 |
| -21 | February 14, 2016 | -29 |
| -18 | January 08, 2015 | -28 |
| -19 | January 03, 2014 | -28 |
| -21 | January 23, 2013 | -29 |
| -14 | January 16, 2012 | -26 |
| -24 | January 24, 2011 | -31 |
| -9 | January 30, 2010 | -23 |
| Min °F | Date | Min °C |
|---|---|---|
| -24 | January 16, 2009 | -31 |
| -16 | February 29, 2008 | -27 |
| -16 | March 06, 2007 | -27 |
| -8 | February 27, 2006 | -22 |
| -19 | January 21, 2005 | -28 |
| -22 | December 20, 2004 | -30 |
| -21 | February 14, 2003 | -29 |
| -6 | December 09, 2002 + | -21 |
| -14 | January 20, 2001 | -26 |
| -16 | December 13, 2000 | -27 |
| -19 | January 14, 1999 | -28 |
| -14 | December 31, 1998 | -26 |
| -22 | January 17, 1997 | -30 |
| -21 | January 07, 1996 + | -29 |
| -20 | February 06, 1995 | -29 |
| -26 | January 19, 1994 | -32 |
| -24 | December 27, 1993 | -31 |
| -23 | January 16, 1992 | -31 |
| -20 | January 25, 1991 | -29 |
| -11 | February 26, 1990 | -24 |
| -25 | December 27, 1989 | -32 |
| -21 | January 14, 1988 | -29 |
| -17 | February 14, 1987 | -27 |
| -12 | January 14, 1986 | -24 |
| -19 | December 26, 1985 | -28 |
| -25 | January 16, 1984 | -32 |
| -17 | December 20, 1983 | -27 |
| -26 | January 10, 1982 | -32 |
| -31 | January 04, 1981 | -35 |
| -26 | December 25, 1980 | -32 |
| -22 | February 12, 1979 | -30 |
| -15 | February 05, 1978 + | -26 |
| -22 | January 18, 1977 | -30 |
| -27 | January 24, 1976 | -33 |
| -21 | January 20, 1975 | -29 |
| -16 | January 13, 1974 | -27 |
| -22 | January 31, 1973 + | -30 |
| -25 | February 23, 1972 | -32 |
| -27 | February 03, 1971 | -33 |
| -24 | February 14, 1970 | -31 |
| -11 | December 24, 1969 + | -24 |
| -27 | January 08, 1968 | -33 |
| -28 | February 13, 1967 | -33 |
| -19 | February 19, 1966 | -28 |
| -22 | January 15, 1965 | -30 |
| -22 | February 10, 1964 | -30 |
| -26 | February 04, 1963 | -32 |
| -26 | February 01, 1962 | -32 |
| -20 | February 01, 1961 + | -29 |
| -20 | December 28, 1960 | -29 |
| -28 | February 09, 1959 | -33 |
| -26 | December 22, 1958 | -32 |
| -35 | January 15, 1957 | -37 |
| -20 | January 01, 1956 | -29 |
| -26 | January 31, 1955 | -32 |
| -25 | February 13, 1954 | -32 |
| -20 | January 30, 1953 | -29 |
| -33 | January 30, 1952 | -36 |
| -33 | February 10, 1951 | -36 |
| -29 | March 04, 1950 | -34 |
| -20 | February 06, 1949 | -29 |
| -33 | February 10, 1948 | -36 |
| -23 | February 20, 1947 + | -31 |
| -27 | January 27, 1946 | -33 |
| – | 1945 | – |
| -31 | December 22, 1944 | -35 |
| -36 | February 15, 1943 | -38 |
| -34 | December 20, 1942 | -37 |
| -25 | January 30, 1941 | -32 |
| -27 | December 04, 1940 | -33 |
| -27 | January 27, 1939 | -33 |
| -34 | March 04, 1938 | -37 |
| -23 | December 21, 1937 | -31 |
| -22 | January 31, 1936 | -30 |
| -28 | January 31, 1935 | -33 |
| -37 | February 17, 1934 | -38 |
| -38 | December 29, 1933 | -39 |
| -22 | December 17, 1932 | -30 |
| -27 | January 24, 1931 | -33 |
| -30 | February 06, 1930 | -34 |
| -26 | January 14, 1929 | -32 |
| -25 | February 06, 1928 + | -32 |
| -29 | January 27, 1927 | -34 |
| -24 | February 21, 1926 + | -31 |
| -36 | January 19, 1925 | -38 |
| -30 | January 27, 1924 | -34 |
| -33 | February 04, 1923 | -36 |
| -22 | February 17, 1922 | -30 |
| -22 | January 19, 1921 | -30 |
| -29 | January 19, 1920 | -34 |
| -22 | January 12, 1919 + | -30 |
| -28 | February 05, 1918 | -33 |
| -31 | December 30, 1917 | -35 |
| -20 | December 30, 1916 | -29 |
| -25 | January 30, 1915 | -32 |
| -30 | February 11, 1914 + | -34 |
| -18 | February 25, 1913 | -28 |
| -26 | January 26, 1912 + | -32 |
| -18 | January 18, 1911 | -28 |
| -25 | December 31, 1910 | -32 |
| -18 | January 13, 1909 | -28 |
| -31 | February 05, 1908 | -35 |
| -23 | February 23, 1907 + | -31 |
| -25 | December 08, 1906 | -32 |
| -20 | January 14, 1905 | -29 |
| -30 | January 05, 1904 | -34 |
| -30 | January 19, 1903 | -34 |
| -25 | December 09, 1902 | -32 |
| -26 | January 20, 1901 | -32 |
| -22 | February 02, 1900 | -30 |
| – | 1899 | – |
| -25 | January 30, 1898 | -32 |
| -26 | January 25, 1897 | -32 |
| -31 | February 18, 1896 + | -35 |
| -23 | February 06, 1895 + | -31 |
| -26 | February 24, 1894 | -32 |
| -26 | January 04, 1893 | -32 |
| -24 | January 20, 1892 | -31 |
| -27 | February 05, 1891 | -33 |
| -20 | January 17, 1890 | -29 |
Reference
Environment and Climate Change Canada. Historical Climate Data. Historical Data
Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information.