Ottawa October 30 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of October 30.
October 30 All-Time Records
1889–2024
Highest temperature 20.8 °C 1989
Lowest temperature -11.7 °C 1925
Lowest daily high 1.1 °C 1962
Highest daily low 14.3 °C 2012
Most precipitation 1.84 cm 2004
Most snow 8.1 cm 1962
October 30 Average Weather
1991–2020 1
Average high 9.8 °C
Average low 1.7 °C
Chance precipitation 45.2%
Chance snow 5.1%
Ottawa October 30 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 6.0 -1.0 0.54 0.0
2022 18.0 -2.0 0.00 0.0
2021 9.5 6.0 0.50 0.0
2020 4.5 -4.5 0.00 0.0
2019 11.0 8.0 0.84 0.0
2018 7.0 0.5 0.20 0.0
2017 10.0 6.0 0.18 0.0
2016 5.5 3.0 0.00 0.0
2015 7.9 2.4 0.00 0.0
2014 7.3 1.5 0.00 0.0
2013 6.8 -3.5 0.00 0.0
2012 20.2 14.3 0.10 0.0
2011 10.0 -1.2 0.00 0.0
2010 5.5 -1.0 1.79 6.5
2009 12.5 5.9 1.31 0.0
2008 5.3 -2.7 0.00 0.0
2007 12.6 2.1 0.00 0.0
2006 10.2 2.7 0.00 0.0
2005 16.3 1.9 0.00 0.0
2004 15.1 5.7 1.84 0.0
2003 12.1 4.7 0.00 0.0
2002 4.6 -3.5 0.00 0.0
2001 7.3 -0.4 0.00 0.0
2000 9.8 2.0 0.00 0.0
1999 16.2 4.2 0.09 0.0
1998 10.3 2.1 0.00 0.0
1997 8.1 0.9 0.00 0.0
1996 12.5 3.2 0.40 0.0
1995 1.4 -2.4 0.00 0.0
1994 17.1 6.8 0.00 0.0
1993 8.5 1.2 0.00 0.0
1992 3.8 -2.9 0.00 0.0
1991 13.4 -1.7 0.00 0.0
1990 8.7 -4.6 0.00 0.0
1989 20.8 2.8 0.00 0.0
1988 2.3 -1.4 0.00 0.0
1987 6.8 -0.6 0.52 0.0
1986 3.5 1.0 0.00 0.0
1985 8.8 -1.7 0.00 0.0
1984 14.1 -1.9 0.00 0.0
1983 7.0 -3.5 0.00 0.0
1982 16.5 9.0 0.00 0.0
1981 10.0 -1.0 0.00 0.0
1980 6.5 0.5 0.00 0.0
1979 8.5 3.0 0.00 0.0
1978 10.0 -4.5 0.00 0.0
1977 11.5 -1.0 0.00 0.0
1976 10.0 3.3 0.48 0.0
1975 2.8 -0.6 0.00 0.0
1974 15.0 8.3 0.46 0.0
1973 10.6 6.7 1.60 0.0
1972 3.3 -1.7 0.00 0.0
1971 13.3 6.7 0.00 0.0
1970 9.4 0.6 0.00 0.0
1969 8.3 -3.3 0.00 0.0
1968 6.7 -1.1 0.00 0.0
1967 6.1 -3.9 0.00 0.0
1966 1.7 -5.6 0.18 2.0
1965 10.6 1.1 0.76 0.0
1964 6.7 -1.1 0.00 0.0
1963 8.3 1.7 0.00 0.0
1962 1.1 -5.0 0.74 8.1
1961 16.1 9.4 0.05 0.0
1960 15.0 5.6 0.00 0.0
1959 4.4 -3.9 0.41 0.0
1958 7.8 -0.6 0.00 0.0
1957 12.2 1.1 0.00 0.0
1956 18.3 -1.1 0.00 0.0
1955 11.1 7.2 1.02 0.0
1954 10.0 4.4 0.00 0.0
1953 14.4 0.6 0.00 0.0
1952 9.4 0.0 0.00 0.0
1951 12.2 -2.2 0.00 0.0
1950 18.9 8.3 0.00 0.0
1949 17.8 0.6 0.10 0.0
1948 15.0 1.7 0.00 0.0
1947 8.9 6.7 0.00 0.0
1946 19.4 10.0 0.00 0.0
1945 14.4 -1.1 0.18 0.0
1944 2.8 -2.8 0.00 0.0
1943 7.2 0.0 0.00 0.0
1942 17.2 10.0 0.00 0.0
1941 1.7 -3.9 0.08 0.0
1940 5.0 -2.2 0.38 0.0
1939 9.4 -2.8 0.00 0.0
1938 7.8 -1.1 0.00 0.0
1937 9.4 5.0 0.00 0.0
1936 4.4 -0.6 0.05 0.0
1935 16.1 12.2 0.00 0.0
1934 6.7 -0.6 0.00 0.0
1933 2.8 -0.6 0.00 0.0
1932 6.7 1.7 0.38 0.0
1931 9.4 5.6 0.23 0.0
1930 10.0 1.1 0.00 0.0
1929 1.1 -1.1 0.00 0.0
1928 2.8 -7.8 0.00 0.0
1927 8.9 -4.4 0.00 0.0
1926 10.0 -1.1 0.08 0.0
1925 1.7 -11.7 0.00 0.0
1924 11.1 -2.2 0.00 0.0
1923 3.9 -0.6 1.80 0.0
1922 7.8 -1.1 0.00 0.0
1921 13.9 1.7 0.00 0.0
1920 9.4 -0.6 0.00 0.0
1919 9.4 -3.3 0.00 0.0
1918 12.8 9.4 0.30 0.0
1917 13.3 4.4 1.65 0.0
1916 10.0 3.3 0.13 0.0
1915 10.0 4.4 0.15 0.0
1914 5.0 2.2 0.91 0.0
1913 3.3 -0.6 0.00 0.0
1912 12.8 4.4 0.13 0.0
1911 7.2 -3.9 0.00 0.0
1910 5.6 -2.2 0.00 0.0
1909 6.1 -5.6 0.00 0.0
1908 11.1 2.2 0.00 0.0
1907 4.4 -5.6 0.00 0.0
1906 2.2 -3.9 0.00 0.0
1905 5.0 -8.9 0.00 0.0
1904 6.7 -3.3 0.00 0.0
1903 17.8 1.1 0.00 0.0
1902 2.8 -7.2 0.25 2.5
1901 17.8 1.1 0.00 0.0
1900 12.8 6.7 0.81 0.0
1899 12.2 3.3 0.00 0.0
1898 6.1 -1.7 0.00 0.0
1897 1.1 -4.4 0.00 0.0
1896 10.6 8.9 0.20 0.0
1895 1.7 -8.3 0.00 0.0
1894 15.0 3.3 0.00 0.0
1893 2.2 -3.9 0.00 0.0
1892 5.6 2.2 0.43 0.0
1891 14.4 -2.8 0.00 0.0
1890 7.8 -0.6 0.05 0.0
What's the all-time high for Ottawa on 10/30?
For the date of Oct 30, the highest temperature ever reached in Ottawa history is 20.8 °C which happened in 1989.
Highest Temperatures in Ottawa on October 30
Rank Temperature Year
1 20.8 °C 1989
2 20.2 °C 2012
3 19.4 °C 1946
4 18.9 °C 1950
5 18.3 °C 1956
6 18.0 °C 2022
7 17.8 °C 1903
7 17.8 °C 1901
7 17.8 °C 1949
10 17.2 °C 1942
What's the all-time low for Ottawa on 10/30?
For the date of Oct 30, the lowest temperature ever reached in Ottawa history is -11.7 °C which happened in 1925.
Lowest Temperatures in Ottawa on October 30
Rank Temperature Year
1 -11.7 °C 1925
2 -8.9 °C 1905
3 -8.3 °C 1895
4 -7.8 °C 1928
5 -7.2 °C 1902
6 -5.6 °C 1907
6 -5.6 °C 1909
6 -5.6 °C 1966
9 -5.0 °C 1962
10 -4.6 °C 1990
Lowest High Temperatures in Ottawa on October 30
Rank Temperature Year
1 1.1 °C 1962
1 1.1 °C 1897
1 1.1 °C 1929
4 1.4 °C 1995
5 1.7 °C 1966
5 1.7 °C 1925
5 1.7 °C 1941
5 1.7 °C 1895
9 2.2 °C 1906
9 2.2 °C 1893
What's the most it has ever rained in Ottawa on 10/30?
For the date of Oct 30, the most precipitation ever recorded in Ottawa history is 1.84 cm which happened in 2004.
All-Time Most Precipitation in Ottawa on October 30
Rank Precipitation Year
1 1.84 cm 2004
2 1.80 cm 1923
3 1.79 cm 2010
4 1.65 cm 1917
5 1.60 cm 1973
6 1.31 cm 2009
7 1.02 cm 1955
8 0.91 cm 1914
9 0.84 cm 2019
10 0.81 cm 1900
All-Time Most Snow in Ottawa on October 30
Rank Precipitation Year
1 8.1 cm 1962
2 6.5 cm 2010
3 2.5 cm 1902
4 2.0 cm 1966
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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