Ottawa August 30 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of August 30.
August 30 All-Time Records
1889–2024
Highest temperature 35.6 °C 1953
Lowest temperature 1.7 °C 1934
Lowest daily high 14.4 °C 1956
Highest daily low 21.5 °C 2021
Most precipitation 3.18 cm 1903
Most snow none -
August 30 Average Weather
1991–2020 1
Average high 24.2 °C
Average low 13.2 °C
Chance precipitation 37.6%
Chance snow 0%
Ottawa August 30 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 21.0 15.5 0.26 0.0
2022 27.0 21.0 0.68 0.0
2021 29.0 21.5 0.00 0.0
2020 20.0 12.0 0.12 0.0
2019 23.0 15.0 0.00 0.0
2018 21.0 13.0 0.00 0.0
2017 24.5 9.0 0.08 0.0
2016 25.5 12.5 0.00 0.0
2015 25.9 14.5 0.00 0.0
2014 26.0 16.0 0.12 0.0
2013 27.7 17.2 1.24 0.0
2012 31.1 11.1 0.00 0.0
2011 26.2 12.3 0.18 0.0
2010 32.0 13.4 0.00 0.0
2009 20.5 11.8 0.04 0.0
2008 25.8 17.1 0.00 0.0
2007 22.0 14.8 0.00 0.0
2006 19.5 10.9 0.00 0.0
2005 27.8 15.7 1.56 0.0
2004 22.0 16.5 0.00 0.0
2003 19.5 11.9 0.00 0.0
2002 28.4 10.7 0.00 0.0
2001 27.5 9.5 0.00 0.0
2000 26.5 19.2 0.00 0.0
1999 22.1 10.0 0.00 0.0
1998 23.1 14.2 0.05 0.0
1997 24.7 12.9 0.00 0.0
1996 22.2 8.8 0.00 0.0
1995 24.2 8.7 0.52 0.0
1994 20.5 9.9 0.72 0.0
1993 25.8 12.1 0.02 0.0
1992 21.9 11.0 0.30 0.0
1991 34.8 18.9 1.43 0.0
1990 23.3 10.5 0.00 0.0
1989 24.4 16.3 0.00 0.0
1988 21.8 8.3 0.20 0.0
1987 26.0 10.1 0.00 0.0
1986 22.6 6.6 0.00 0.0
1985 14.9 10.9 0.08 0.0
1984 24.0 17.4 0.80 0.0
1983 22.5 16.0 0.00 0.0
1982 19.0 8.5 0.02 0.0
1981 25.5 15.0 0.96 0.0
1980 26.5 16.0 0.70 0.0
1979 27.0 18.0 0.42 0.0
1978 25.0 12.0 0.00 0.0
1977 21.5 15.0 0.00 0.0
1976 15.0 7.2 0.03 0.0
1975 23.9 14.4 0.00 0.0
1974 23.9 12.8 0.00 0.0
1973 31.7 21.1 0.00 0.0
1972 25.6 11.7 0.00 0.0
1971 18.9 15.0 0.66 0.0
1970 18.3 5.6 1.96 0.0
1969 28.9 12.8 0.00 0.0
1968 23.9 10.6 0.00 0.0
1967 20.6 13.3 0.51 0.0
1966 26.1 19.4 0.00 0.0
1965 16.7 5.6 0.00 0.0
1964 28.3 12.2 0.00 0.0
1963 23.3 14.4 1.78 0.0
1962 29.4 16.7 0.00 0.0
1961 27.8 15.0 0.00 0.0
1960 27.2 11.1 0.00 0.0
1959 28.3 18.3 0.00 0.0
1958 25.6 16.1 0.38 0.0
1957 25.0 7.2 0.00 0.0
1956 14.4 11.7 1.55 0.0
1955 28.9 16.1 0.94 0.0
1954 17.8 7.8 1.50 0.0
1953 35.6 18.3 0.00 0.0
1952 23.3 11.7 0.00 0.0
1951 27.8 17.8 0.00 0.0
1950 20.0 8.9 0.00 0.0
1949 24.4 7.2 0.00 0.0
1948 23.3 12.8 0.28 0.0
1947 25.0 10.6 1.35 0.0
1946 18.9 2.8 0.00 0.0
1945 23.9 15.0 0.00 0.0
1944 22.2 14.4 0.00 0.0
1943 23.3 10.0 0.00 0.0
1942 26.7 14.4 0.00 0.0
1941 26.1 12.2 0.00 0.0
1940 26.7 17.8 0.15 0.0
1939 25.6 17.2 0.00 0.0
1938 21.1 11.1 0.00 0.0
1937 30.0 14.4 0.00 0.0
1936 18.3 12.8 0.56 0.0
1935 15.6 4.4 0.25 0.0
1934 22.2 1.7 0.00 0.0
1933 26.1 7.8 0.00 0.0
1932 26.1 12.2 0.00 0.0
1931 21.1 8.9 0.00 0.0
1930 26.1 10.0 0.00 0.0
1929 22.2 3.9 0.00 0.0
1928 26.7 17.8 0.20 0.0
1927 21.1 13.3 0.43 0.0
1926 21.1 10.6 0.00 0.0
1925 31.1 10.6 0.00 0.0
1924 28.9 13.9 0.00 0.0
1923 24.4 11.7 0.00 0.0
1922 23.9 9.4 0.00 0.0
1921 31.7 18.9 0.48 0.0
1920 23.9 15.0 0.36 0.0
1919 22.2 12.8 0.00 0.0
1918 26.7 10.6 0.00 0.0
1917 21.7 13.3 0.13 0.0
1916 22.2 14.4 0.76 0.0
1915 17.8 12.8 2.46 0.0
1914 23.9 13.3 0.30 0.0
1913 22.8 13.3 0.13 0.0
1912 16.1 4.4 0.00 0.0
1911 20.6 6.1 0.00 0.0
1910 22.2 8.3 0.00 0.0
1909 15.6 6.1 0.00 0.0
1908 30.0 15.6 0.00 0.0
1907 19.4 6.7 0.13 0.0
1906 25.0 15.0 0.00 0.0
1905 22.8 15.0 1.65 0.0
1904 20.0 6.1 0.00 0.0
1903 15.6 11.1 3.18 0.0
1902 30.0 12.2 0.00 0.0
1901 25.6 17.2 0.86 0.0
1900 27.2 15.0 0.00 0.0
1899 32.2 13.3 0.00 0.0
1898 26.1 14.4 0.00 0.0
1897 22.2 11.1 0.36 0.0
1896 22.8 12.2 1.45 0.0
1895 25.6 12.8 0.00 0.0
1894 21.7 12.2 0.00 0.0
1893 22.2 7.8 0.00 0.0
1892 27.2 12.2 0.00 0.0
1891 21.7 6.7 0.00 0.0
1890 16.7 11.7 1.04 0.0
What's the all-time high for Ottawa on 8/30?
For the date of Aug 30, the highest temperature ever reached in Ottawa history is 35.6 °C which happened in 1953.
Highest Temperatures in Ottawa on August 30
Rank Temperature Year
1 35.6 °C 1953
2 34.8 °C 1991
3 32.2 °C 1899
4 32.0 °C 2010
5 31.7 °C 1973
5 31.7 °C 1921
7 31.1 °C 1925
7 31.1 °C 2012
9 30.0 °C 1908
9 30.0 °C 1937
9 30.0 °C 1902
What's the all-time low for Ottawa on 8/30?
For the date of Aug 30, the lowest temperature ever reached in Ottawa history is 1.7 °C which happened in 1934.
Lowest Temperatures in Ottawa on August 30
Rank Temperature Year
1 1.7 °C 1934
2 2.8 °C 1946
3 3.9 °C 1929
4 4.4 °C 1935
4 4.4 °C 1912
6 5.6 °C 1965
6 5.6 °C 1970
8 6.1 °C 1911
8 6.1 °C 1909
8 6.1 °C 1904
Lowest High Temperatures in Ottawa on August 30
Rank Temperature Year
1 14.4 °C 1956
2 14.9 °C 1985
3 15.0 °C 1976
4 15.6 °C 1903
4 15.6 °C 1935
4 15.6 °C 1909
7 16.1 °C 1912
8 16.7 °C 1890
8 16.7 °C 1965
10 17.8 °C 1954
10 17.8 °C 1915
What's the most it has ever rained in Ottawa on 8/30?
For the date of Aug 30, the most precipitation ever recorded in Ottawa history is 3.18 cm which happened in 1903.
All-Time Most Precipitation in Ottawa on August 30
Rank Precipitation Year
1 3.18 cm 1903
2 2.46 cm 1915
3 1.96 cm 1970
4 1.78 cm 1963
5 1.65 cm 1905
6 1.56 cm 2005
7 1.55 cm 1956
8 1.50 cm 1954
9 1.45 cm 1896
10 1.43 cm 1991
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