Ottawa February 21 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of February 21.
February 21 All-Time Records
1889–2024
Highest temperature 12.2 °C 1953
Lowest temperature -31.1 °C 1926
Lowest daily high -18.3 °C 1918
Highest daily low 4.0 °C 1981
Most precipitation 3.84 cm 1997
Most snow 22.9 cm 1898
February 21 Average Weather
1991–2020 1
Average high -2.6 °C
Average low -12.0 °C
Chance precipitation 42.6%
Chance snow 34.6%
Ottawa February 21 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2024 5.0 -13.0 0.30 3.0
2023 -6.0 -13.5 0.24 3.0
2022 2.0 -5.0 0.00 0.0
2021 -1.0 -16.0 0.14 0.0
2020 n/a n/a n/a n/a
2019 3.5 -9.0 0.00 0.0
2018 9.0 1.0 0.00 0.0
2017 n/a n/a n/a n/a
2016 1.9 -3.0 0.00 0.0
2015 -10.5 -20.0 1.20 12.0
2014 4.2 -0.5 1.67 0.0
2013 -2.9 -15.8 0.00 0.0
2012 3.5 -9.8 0.04 0.4
2011 -11.3 -18.1 0.00 0.0
2010 -0.6 -5.5 0.00 0.0
2009 -2.5 -11.0 0.22 2.5
2008 -6.5 -22.5 0.00 0.0
2007 -2.8 -13.2 0.00 0.0
2006 0.1 -9.8 0.22 2.2
2005 -8.4 -14.3 0.26 2.6
2004 2.8 -4.3 0.20 2.0
2003 3.8 -1.3 0.00 0.0
2002 6.4 0.3 0.18 0.0
2001 -10.1 -14.0 0.00 0.0
2000 -1.4 -15.3 0.00 0.0
1999 -7.6 -12.5 0.00 0.0
1998 3.2 -0.5 0.00 0.0
1997 1.4 -4.6 3.84 0.0
1996 4.8 2.4 0.20 0.0
1995 -2.1 -4.6 0.12 0.8
1994 2.8 0.9 0.00 0.0
1993 -9.9 -24.2 1.00 9.6
1992 -2.4 -10.2 0.00 0.0
1991 4.9 -1.4 0.17 0.0
1990 6.5 -13.4 0.00 0.0
1989 0.4 -3.1 0.73 5.0
1988 -4.5 -22.2 0.05 0.8
1987 0.6 -17.1 0.00 0.0
1986 -0.5 -9.4 0.00 0.0
1985 4.3 -15.2 0.54 0.0
1984 0.4 -5.0 0.00 0.0
1983 5.0 -2.0 0.00 0.0
1982 3.5 -6.0 0.00 0.0
1981 6.5 4.0 0.04 0.0
1980 1.0 -3.5 0.00 0.0
1979 3.0 -10.5 0.16 1.4
1978 -7.5 -18.0 0.00 0.0
1977 -7.8 -13.9 0.00 0.0
1976 0.0 -11.1 2.67 22.4
1975 3.3 -1.1 0.00 0.0
1974 2.2 -15.6 0.18 2.3
1973 -2.2 -8.9 0.13 0.8
1972 -13.9 -21.7 0.74 9.7
1971 -3.9 -6.7 0.00 0.0
1970 0.0 -17.8 0.00 0.0
1969 5.0 -1.1 0.00 0.0
1968 -15.6 -24.4 0.00 0.0
1967 -6.7 -12.8 0.00 0.0
1966 -9.4 -20.0 0.03 0.5
1965 -9.4 -15.6 0.38 4.6
1964 -8.9 -13.3 0.00 0.0
1963 -15.6 -18.9 0.00 0.0
1962 -7.8 -17.2 0.20 2.5
1961 1.7 -15.0 0.00 0.0
1960 -5.6 -11.7 0.00 0.0
1959 -8.3 -23.9 0.08 0.8
1958 -1.1 -10.6 0.23 2.3
1957 -4.4 -10.6 0.00 0.0
1956 -11.1 -16.7 0.00 0.0
1955 3.3 -3.3 0.10 1.0
1954 5.0 1.7 0.33 0.0
1953 12.2 -1.1 0.05 0.0
1952 0.0 -5.0 0.53 5.3
1951 2.8 0.6 0.71 0.0
1950 -17.2 -30.0 0.03 0.3
1949 -5.6 -16.7 0.03 0.3
1948 -8.9 -23.9 0.00 0.0
1947 -12.8 -19.4 0.38 3.8
1946 -15.6 -23.3 0.00 0.0
1945 0.0 -17.8 0.38 0.0
1944 1.7 -15.0 0.00 0.0
1943 -0.6 -5.0 0.00 0.0
1942 -11.7 -18.3 0.05 0.5
1941 1.1 -11.1 0.00 0.0
1940 -4.4 -12.2 0.00 0.0
1939 -15.0 -22.8 1.85 18.5
1938 -6.7 -15.6 0.00 0.0
1937 4.4 -3.9 2.36 0.0
1936 -8.9 -27.2 0.00 0.0
1935 -2.8 -16.7 0.08 0.8
1934 -9.4 -29.4 0.51 5.1
1933 0.0 -3.3 0.43 4.3
1932 -9.4 -24.4 0.13 1.3
1931 0.0 -12.8 0.00 0.0
1930 5.0 1.1 0.00 0.0
1929 -12.2 -26.7 0.13 1.3
1928 -10.0 -25.0 0.00 0.0
1927 -7.8 -13.3 1.27 12.7
1926 -10.0 -31.1 0.00 0.0
1925 -2.8 -8.9 0.13 1.3
1924 -7.8 -12.2 0.76 7.6
1923 -7.8 -21.7 0.00 0.0
1922 -1.7 -15.6 0.00 0.0
1921 -7.8 -22.8 0.00 0.0
1920 -7.2 -21.1 0.00 0.0
1919 -5.0 -12.8 0.00 0.0
1918 -18.3 -28.9 0.00 0.0
1917 -7.2 -11.7 0.00 0.0
1916 -17.8 -28.3 0.00 0.0
1915 2.8 -11.1 0.00 0.0
1914 -13.3 -28.9 0.00 0.0
1913 3.3 -8.9 0.00 0.0
1912 -5.6 -15.6 0.00 0.0
1911 -9.4 -20.0 0.00 0.0
1910 1.7 -5.6 0.38 3.8
1909 -2.8 -10.0 0.00 0.0
1908 -2.2 -15.6 0.13 1.3
1907 -5.6 -16.7 0.00 0.0
1906 7.8 2.2 0.13 0.0
1905 0.0 -8.3 0.00 0.0
1904 -2.8 -20.0 0.00 0.0
1903 -4.4 -16.1 0.51 5.1
1902 -0.6 -12.2 0.00 0.0
1901 -9.4 -18.3 0.00 0.0
1900 -1.7 -10.0 0.00 0.0
1899 3.3 -2.8 0.13 0.0
1898 -3.9 -6.7 2.29 22.9
1897 4.4 -5.6 0.89 8.9
1896 -10.0 -22.8 0.25 2.5
1895 2.2 -7.2 0.13 1.3
1894 -10.6 -20.0 0.25 2.5
1893 -10.6 -25.6 0.00 0.0
1892 3.3 -5.0 0.00 0.0
1891 4.4 -7.8 0.00 0.0
1890 -15.6 -24.4 0.64 6.4
What's the all-time high for Ottawa on 2/21?
For the date of Feb 21, the highest temperature ever reached in Ottawa history is 12.2 °C which happened in 1953.
Highest Temperatures in Ottawa on February 21
Rank Temperature Year
1 12.2 °C 1953
2 9.0 °C 2018
3 7.8 °C 1906
4 6.5 °C 1981
4 6.5 °C 1990
6 6.4 °C 2002
7 5.0 °C 1930
7 5.0 °C 1954
7 5.0 °C 1983
7 5.0 °C 1969
7 5.0 °C 2024
What's the all-time low for Ottawa on 2/21?
For the date of Feb 21, the lowest temperature ever reached in Ottawa history is -31.1 °C which happened in 1926.
Lowest Temperatures in Ottawa on February 21
Rank Temperature Year
1 -31.1 °C 1926
2 -30.0 °C 1950
3 -29.4 °C 1934
4 -28.9 °C 1918
4 -28.9 °C 1914
6 -28.3 °C 1916
7 -27.2 °C 1936
8 -26.7 °C 1929
9 -25.6 °C 1893
10 -25.0 °C 1928
Lowest High Temperatures in Ottawa on February 21
Rank Temperature Year
1 -18.3 °C 1918
2 -17.8 °C 1916
3 -17.2 °C 1950
4 -15.6 °C 1890
4 -15.6 °C 1946
4 -15.6 °C 1963
4 -15.6 °C 1968
8 -15.0 °C 1939
9 -13.9 °C 1972
10 -13.3 °C 1914
What's the most it has ever rained in Ottawa on 2/21?
For the date of Feb 21, the most precipitation ever recorded in Ottawa history is 3.84 cm which happened in 1997.
All-Time Most Precipitation in Ottawa on February 21
Rank Precipitation Year
1 3.84 cm 1997
2 2.67 cm 1976
3 2.36 cm 1937
4 2.29 cm 1898
5 1.85 cm 1939
6 1.67 cm 2014
7 1.27 cm 1927
8 1.20 cm 2015
9 1.00 cm 1993
10 0.89 cm 1897
All-Time Most Snow in Ottawa on February 21
Rank Precipitation Year
1 22.9 cm 1898
2 22.4 cm 1976
3 18.5 cm 1939
4 12.7 cm 1927
5 12.0 cm 2015
6 9.7 cm 1972
7 9.6 cm 1993
8 8.9 cm 1897
9 7.6 cm 1924
10 6.4 cm 1890
Weather Station Details
Years Station Coordinates
1889–2024 Ottawa CDA location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
© H Brothers Inc, 2021–2024
Contact us | Privacy policy