Ottawa October 9 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of October 9.
October 9 All-Time Records
1889–2024
Highest temperature 28.2 °C 2011
Lowest temperature -4.4 °C 1907
Lowest daily high 4.8 °C 1993
Highest daily low 13.4 °C 1994
Most precipitation 3.56 cm 1976
Most snow 1.8 cm 1976
October 9 Average Weather
1991–2020 1
Average high 15.4 °C
Average low 5.9 °C
Chance precipitation 47.5%
Chance snow 0.6%
Ottawa October 9 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 11.5 4.5 0.46 0.0
2022 12.0 6.5 0.00 0.0
2021 20.0 10.0 0.60 0.0
2020 18.0 -1.0 0.00 0.0
2019 16.5 -0.5 0.00 0.0
2018 28.0 7.0 0.00 0.0
2017 18.0 12.5 0.64 0.0
2016 11.5 6.0 0.00 0.0
2015 9.4 4.9 0.25 0.0
2014 10.9 3.0 0.08 0.0
2013 18.4 1.8 0.00 0.0
2012 15.8 4.4 0.00 0.0
2011 28.2 10.6 0.00 0.0
2010 13.3 4.0 0.00 0.0
2009 12.0 9.6 0.92 0.0
2008 20.0 9.9 0.00 0.0
2007 10.9 6.4 0.27 0.0
2006 20.9 6.6 0.00 0.0
2005 12.2 3.9 0.02 0.0
2004 21.7 13.1 0.12 0.0
2003 18.9 6.8 0.00 0.0
2002 8.1 3.2 0.18 0.0
2001 12.6 -2.2 0.08 0.0
2000 8.2 -0.2 0.00 0.0
1999 18.5 12.0 0.00 0.0
1998 18.0 4.8 0.00 0.0
1997 24.9 9.9 0.08 0.0
1996 11.4 8.2 0.80 0.0
1995 12.6 9.9 0.00 0.0
1994 18.4 13.4 0.26 0.0
1993 4.8 2.6 0.92 0.0
1992 16.5 5.4 0.38 0.0
1991 18.9 6.6 0.00 0.0
1990 6.8 5.1 1.62 0.0
1989 5.0 -0.3 0.00 0.0
1988 8.8 3.0 0.00 0.0
1987 11.1 -2.0 0.02 0.0
1986 7.3 2.9 0.00 0.0
1985 16.8 12.6 0.52 0.0
1984 13.1 10.0 0.00 0.0
1983 11.0 2.0 0.00 0.0
1982 11.0 8.5 0.00 0.0
1981 10.5 4.0 0.00 0.0
1980 9.0 1.5 0.00 0.0
1979 5.5 0.0 0.10 1.0
1978 12.5 -3.5 0.00 0.0
1977 14.0 5.0 1.10 0.0
1976 6.7 5.0 3.56 1.8
1975 12.2 2.8 0.00 0.0
1974 10.0 0.0 0.15 0.0
1973 22.2 5.0 0.00 0.0
1972 6.1 2.8 0.00 0.0
1971 12.8 7.8 1.63 0.0
1970 23.9 12.2 0.00 0.0
1969 17.2 1.7 0.00 0.0
1968 15.6 2.2 0.00 0.0
1967 19.4 7.2 0.46 0.0
1966 23.3 8.9 0.30 0.0
1965 14.4 10.6 0.61 0.0
1964 9.4 3.3 0.25 0.0
1963 10.0 1.1 0.00 0.0
1962 12.8 9.4 1.24 0.0
1961 22.8 10.6 0.00 0.0
1960 18.9 1.1 0.00 0.0
1959 23.9 11.1 0.00 0.0
1958 22.8 12.8 0.00 0.0
1957 22.2 8.3 0.00 0.0
1956 11.1 6.1 0.00 0.0
1955 19.4 5.6 0.00 0.0
1954 13.3 1.1 0.25 0.0
1953 13.3 1.7 0.00 0.0
1952 11.7 0.6 0.00 0.0
1951 10.6 5.0 0.00 0.0
1950 21.7 12.8 1.07 0.0
1949 26.1 9.4 0.00 0.0
1948 15.6 8.3 1.04 0.0
1947 12.8 1.7 0.00 0.0
1946 13.9 1.7 0.00 0.0
1945 7.8 4.4 0.00 0.0
1944 11.7 7.2 0.00 0.0
1943 16.7 7.2 0.00 0.0
1942 16.7 9.4 0.00 0.0
1941 11.1 1.1 0.41 0.0
1940 12.8 4.4 0.00 0.0
1939 15.0 7.2 0.33 0.0
1938 12.8 5.6 0.00 0.0
1937 9.4 -2.2 0.00 0.0
1936 18.9 3.9 2.29 0.0
1935 17.2 -1.7 0.08 0.0
1934 10.6 1.1 0.00 0.0
1933 15.6 6.7 0.15 0.0
1932 22.2 5.6 0.00 0.0
1931 12.2 -3.3 0.00 0.0
1930 16.1 12.2 0.25 0.0
1929 5.6 -2.8 0.00 0.0
1928 18.3 5.0 0.81 0.0
1927 13.3 -0.6 0.00 0.0
1926 10.6 2.2 0.00 0.0
1925 6.1 1.7 0.10 0.0
1924 13.9 0.6 0.00 0.0
1923 17.8 2.8 0.00 0.0
1922 10.0 6.1 0.00 0.0
1921 7.8 -2.2 0.00 0.0
1920 21.7 6.1 0.00 0.0
1919 14.4 -0.6 0.41 0.0
1918 15.6 1.7 0.00 0.0
1917 7.2 -2.8 0.00 0.0
1916 17.8 3.9 0.76 0.0
1915 13.3 0.0 0.00 0.0
1914 17.8 11.7 0.15 0.0
1913 25.6 13.3 0.00 0.0
1912 13.3 2.8 0.10 0.0
1911 19.4 3.9 0.00 0.0
1910 12.2 7.2 0.08 0.0
1909 24.4 6.1 0.00 0.0
1908 13.3 5.0 0.00 0.0
1907 12.2 -4.4 0.00 0.0
1906 15.6 6.1 0.58 0.0
1905 20.6 6.1 0.00 0.0
1904 11.1 6.1 0.00 0.0
1903 10.6 7.8 1.04 0.0
1902 8.3 0.6 1.19 0.0
1901 17.2 8.9 0.00 0.0
1900 12.8 2.2 0.00 0.0
1899 10.6 5.6 0.46 0.0
1898 11.7 3.9 0.00 0.0
1897 8.9 1.7 0.00 0.0
1896 7.8 -1.1 0.00 0.0
1895 5.0 0.0 0.00 0.0
1894 10.6 2.8 0.00 0.0
1893 19.4 8.3 0.08 0.0
1892 11.1 4.4 0.00 0.0
1891 15.6 1.1 0.08 0.0
1890 10.6 5.0 0.00 0.0
What's the all-time high for Ottawa on 10/9?
For the date of Oct 9, the highest temperature ever reached in Ottawa history is 28.2 °C which happened in 2011.
Highest Temperatures in Ottawa on October 9
Rank Temperature Year
1 28.2 °C 2011
2 28.0 °C 2018
3 26.1 °C 1949
4 25.6 °C 1913
5 24.9 °C 1997
6 24.4 °C 1909
7 23.9 °C 1970
7 23.9 °C 1959
9 23.3 °C 1966
10 22.8 °C 1958
10 22.8 °C 1961
What's the all-time low for Ottawa on 10/9?
For the date of Oct 9, the lowest temperature ever reached in Ottawa history is -4.4 °C which happened in 1907.
Lowest Temperatures in Ottawa on October 9
Rank Temperature Year
1 -4.4 °C 1907
2 -3.5 °C 1978
3 -3.3 °C 1931
4 -2.8 °C 1917
4 -2.8 °C 1929
6 -2.2 °C 1937
6 -2.2 °C 1921
6 -2.2 °C 2001
9 -2.0 °C 1987
10 -1.7 °C 1935
Lowest High Temperatures in Ottawa on October 9
Rank Temperature Year
1 4.8 °C 1993
2 5.0 °C 1989
2 5.0 °C 1895
4 5.5 °C 1979
5 5.6 °C 1929
6 6.1 °C 1972
6 6.1 °C 1925
8 6.7 °C 1976
9 6.8 °C 1990
10 7.2 °C 1917
What's the most it has ever rained in Ottawa on 10/9?
For the date of Oct 9, the most precipitation ever recorded in Ottawa history is 3.56 cm which happened in 1976.
All-Time Most Precipitation in Ottawa on October 9
Rank Precipitation Year
1 3.56 cm 1976
2 2.29 cm 1936
3 1.63 cm 1971
4 1.62 cm 1990
5 1.24 cm 1962
6 1.19 cm 1902
7 1.10 cm 1977
8 1.07 cm 1950
9 1.04 cm 1948
9 1.04 cm 1903
All-Time Most Snow in Ottawa on October 9
Rank Precipitation Year
1 1.8 cm 1976
2 1.0 cm 1979
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.
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