Ottawa October 23 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of October 23.
October 23 All-Time Records
1889–2024
Highest temperature 25.0 °C 2020
Lowest temperature -5.9 °C 1997
Lowest daily high 1.7 °C 1969
Highest daily low 15.5 °C 1979
Most precipitation 3.63 cm 1957
Most snow 1.0 cm 1997
October 23 Average Weather
1991–2020 1
Average high 11.7 °C
Average low 3.2 °C
Chance precipitation 47.2%
Chance snow 2.9%
Ottawa October 23 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 11.0 1.0 0.06 0.0
2022 22.0 2.0 0.00 0.0
2021 9.0 0.0 0.00 0.0
2020 25.0 9.5 0.36 0.0
2019 13.5 7.0 2.46 0.0
2018 10.5 0.5 0.00 0.0
2017 21.5 8.0 0.84 0.0
2016 11.0 2.0 0.00 0.0
2015 8.4 1.0 0.00 0.0
2014 13.9 4.7 0.00 0.0
2013 8.1 1.7 0.00 0.0
2012 13.6 3.1 0.00 0.0
2011 12.0 3.8 0.02 0.0
2010 8.8 -1.5 0.00 0.0
2009 6.4 -1.3 1.54 0.0
2008 9.2 -4.2 0.00 0.0
2007 15.2 8.1 1.36 0.0
2006 5.6 1.2 0.13 0.0
2005 8.5 5.3 0.61 0.0
2004 10.9 0.5 0.00 0.0
2003 4.2 1.8 0.00 0.0
2002 8.4 -0.8 0.00 0.0
2001 16.2 2.9 0.82 0.0
2000 13.0 -2.8 0.00 0.0
1999 7.6 4.0 0.54 0.0
1998 18.0 0.0 0.00 0.0
1997 2.6 -5.9 0.08 1.0
1996 11.6 4.5 0.54 0.0
1995 17.1 6.0 0.00 0.0
1994 17.4 9.4 0.00 0.0
1993 8.8 1.0 0.00 0.0
1992 14.7 1.5 0.38 0.0
1991 17.8 2.3 0.00 0.0
1990 8.7 2.8 0.00 0.0
1989 15.9 0.5 0.00 0.0
1988 3.9 0.2 0.26 0.0
1987 4.4 -1.9 0.16 0.0
1986 13.5 8.6 0.00 0.0
1985 20.0 6.8 0.02 0.0
1984 13.4 5.2 0.00 0.0
1983 6.5 1.5 0.72 0.0
1982 8.5 -1.0 0.00 0.0
1981 4.0 0.0 0.10 0.4
1980 5.5 -3.0 0.00 0.0
1979 24.5 15.5 0.18 0.0
1978 6.5 3.0 0.00 0.0
1977 9.0 -0.5 0.00 0.0
1976 6.7 0.6 0.00 0.0
1975 15.0 5.0 0.00 0.0
1974 11.7 3.9 0.00 0.0
1973 20.0 2.8 0.00 0.0
1972 5.0 4.4 1.96 0.0
1971 15.6 10.6 0.00 0.0
1970 13.9 11.1 0.00 0.0
1969 1.7 -5.6 0.00 0.0
1968 14.4 6.7 0.00 0.0
1967 16.1 -0.6 0.00 0.0
1966 16.7 7.8 0.00 0.0
1965 9.4 3.9 0.00 0.0
1964 4.4 0.6 0.00 0.0
1963 20.6 7.8 0.00 0.0
1962 6.1 2.8 0.00 0.0
1961 10.6 -1.1 0.00 0.0
1960 9.4 5.6 0.66 0.0
1959 15.6 1.7 0.13 0.0
1958 12.2 7.2 2.03 0.0
1957 13.3 10.0 3.63 0.0
1956 15.6 11.1 0.94 0.0
1955 12.2 -1.7 0.15 0.0
1954 20.0 1.7 0.00 0.0
1953 19.4 -1.1 0.00 0.0
1952 11.1 5.6 0.00 0.0
1951 16.1 12.8 0.58 0.0
1950 3.3 2.8 0.10 0.0
1949 11.7 5.0 0.10 0.0
1948 10.6 1.7 0.13 0.0
1947 18.3 7.2 0.00 0.0
1946 16.1 0.0 0.00 0.0
1945 6.7 -1.1 0.00 0.0
1944 13.3 -0.6 0.64 0.0
1943 9.4 5.0 0.48 0.0
1942 12.2 5.0 0.00 0.0
1941 12.2 7.8 1.04 0.0
1940 17.8 0.0 0.00 0.0
1939 3.9 -0.6 0.00 0.0
1938 18.3 1.7 0.00 0.0
1937 12.2 4.4 2.87 0.0
1936 6.7 -0.6 0.00 0.0
1935 8.9 3.3 0.00 0.0
1934 15.6 10.0 0.00 0.0
1933 7.8 1.7 0.00 0.0
1932 8.3 0.6 0.00 0.0
1931 15.6 1.1 0.00 0.0
1930 10.0 -2.8 0.00 0.0
1929 15.6 12.8 0.53 0.0
1928 16.1 7.8 0.25 0.0
1927 8.3 -2.8 0.00 0.0
1926 8.3 3.3 0.03 0.0
1925 4.4 -5.6 0.00 0.0
1924 16.1 -1.7 0.00 0.0
1923 11.1 -1.7 0.00 0.0
1922 15.0 1.7 0.61 0.0
1921 10.6 2.8 0.00 0.0
1920 13.3 0.6 0.00 0.0
1919 13.3 1.7 0.00 0.0
1918 14.4 0.0 0.00 0.0
1917 7.2 -0.6 0.00 0.0
1916 10.6 -2.2 0.00 0.0
1915 6.1 -1.1 0.00 0.0
1914 15.0 0.0 0.00 0.0
1913 13.9 2.2 0.28 0.0
1912 15.6 9.4 1.68 0.0
1911 16.7 5.6 0.00 0.0
1910 9.4 3.9 0.10 0.0
1909 8.3 3.3 0.00 0.0
1908 13.9 -1.7 0.00 0.0
1907 11.1 1.7 0.00 0.0
1906 13.3 3.3 0.05 0.0
1905 6.7 -5.0 0.00 0.0
1904 10.0 1.7 0.10 0.0
1903 14.4 3.9 0.00 0.0
1902 7.2 1.1 0.00 0.0
1901 18.3 7.2 0.00 0.0
1900 21.7 12.2 0.64 0.0
1899 6.1 3.3 0.08 0.0
1898 10.6 6.7 0.20 0.0
1897 13.9 -1.1 0.00 0.0
1896 10.0 1.1 0.00 0.0
1895 6.7 -3.9 0.00 0.0
1894 11.7 8.9 1.37 0.0
1893 21.7 6.1 0.00 0.0
1892 10.0 2.8 0.05 0.0
1891 3.3 -1.1 0.00 0.0
1890 11.1 0.0 0.00 0.0
What's the all-time high for Ottawa on 10/23?
For the date of Oct 23, the highest temperature ever reached in Ottawa history is 25.0 °C which happened in 2020.
Highest Temperatures in Ottawa on October 23
Rank Temperature Year
1 25.0 °C 2020
2 24.5 °C 1979
3 22.0 °C 2022
4 21.7 °C 1893
4 21.7 °C 1900
6 21.5 °C 2017
7 20.6 °C 1963
8 20.0 °C 1985
8 20.0 °C 1973
8 20.0 °C 1954
What's the all-time low for Ottawa on 10/23?
For the date of Oct 23, the lowest temperature ever reached in Ottawa history is -5.9 °C which happened in 1997.
Lowest Temperatures in Ottawa on October 23
Rank Temperature Year
1 -5.9 °C 1997
2 -5.6 °C 1925
2 -5.6 °C 1969
4 -5.0 °C 1905
5 -4.2 °C 2008
6 -3.9 °C 1895
7 -3.0 °C 1980
8 -2.8 °C 2000
8 -2.8 °C 1927
8 -2.8 °C 1930
Lowest High Temperatures in Ottawa on October 23
Rank Temperature Year
1 1.7 °C 1969
2 2.6 °C 1997
3 3.3 °C 1891
3 3.3 °C 1950
5 3.9 °C 1988
5 3.9 °C 1939
7 4.0 °C 1981
8 4.2 °C 2003
9 4.4 °C 1964
9 4.4 °C 1925
9 4.4 °C 1987
What's the most it has ever rained in Ottawa on 10/23?
For the date of Oct 23, the most precipitation ever recorded in Ottawa history is 3.63 cm which happened in 1957.
All-Time Most Precipitation in Ottawa on October 23
Rank Precipitation Year
1 3.63 cm 1957
2 2.87 cm 1937
3 2.46 cm 2019
4 2.03 cm 1958
5 1.96 cm 1972
6 1.68 cm 1912
7 1.54 cm 2009
8 1.37 cm 1894
9 1.36 cm 2007
10 1.04 cm 1941
All-Time Most Snow in Ottawa on October 23
Rank Precipitation Year
1 1.0 cm 1997
2 0.4 cm 1981
Weather Station Details
Years Station Coordinates
1889–2024 Ottawa CDA location