Ottawa August 24 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of August 24.
August 24 All-Time Records
1889–2024
Highest temperature 34.4 °C 1947
Lowest temperature 4.4 °C 1923
Lowest daily high 14.4 °C 1988
Highest daily low 20.6 °C 1947
Most precipitation 3.71 cm 1958
Most snow none -
August 24 Average Weather
1991–2020 1
Average high 25.0 °C
Average low 14.0 °C
Chance precipitation 36.6%
Chance snow 0%
Ottawa August 24 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 24.5 14.5 0.44 0.0
2022 29.0 15.0 0.10 0.0
2021 32.0 20.0 0.00 0.0
2020 28.5 18.0 0.10 0.0
2019 25.0 12.0 0.00 0.0
2018 28.0 13.5 0.00 0.0
2017 20.5 14.0 0.00 0.0
2016 28.5 14.5 0.04 0.0
2015 24.7 15.5 0.20 0.0
2014 28.2 12.4 0.00 0.0
2013 23.5 8.5 0.00 0.0
2012 29.4 16.1 0.00 0.0
2011 25.3 16.4 0.46 0.0
2010 25.1 13.4 0.00 0.0
2009 24.2 16.8 0.00 0.0
2008 26.5 18.7 0.00 0.0
2007 29.0 19.9 1.40 0.0
2006 21.0 10.5 0.00 0.0
2005 24.9 11.2 0.00 0.0
2004 20.1 7.9 0.00 0.0
2003 n/a 9.7 0.20 0.0
2002 23.6 13.6 0.04 0.0
2001 24.3 12.5 0.00 0.0
2000 24.3 14.3 0.00 0.0
1999 30.9 12.9 0.00 0.0
1998 27.1 18.0 0.08 0.0
1997 25.3 12.5 0.00 0.0
1996 26.1 14.4 0.00 0.0
1995 19.6 13.3 0.00 0.0
1994 23.0 7.8 0.20 0.0
1993 26.8 16.6 0.43 0.0
1992 29.0 14.0 0.08 0.0
1991 22.0 10.4 0.00 0.0
1990 27.5 14.1 0.00 0.0
1989 19.0 11.1 0.00 0.0
1988 14.4 12.8 3.02 0.0
1987 19.2 7.2 0.00 0.0
1986 14.9 11.8 0.06 0.0
1985 21.1 14.2 1.50 0.0
1984 28.7 11.4 0.00 0.0
1983 24.5 9.5 0.00 0.0
1982 24.0 11.0 0.90 0.0
1981 22.0 14.0 0.34 0.0
1980 30.0 15.5 0.00 0.0
1979 28.0 18.5 0.04 0.0
1978 17.5 10.5 0.06 0.0
1977 20.5 11.5 0.00 0.0
1976 23.3 10.6 0.00 0.0
1975 19.4 11.1 0.97 0.0
1974 22.8 17.8 0.00 0.0
1973 21.7 11.1 0.00 0.0
1972 26.1 18.3 0.00 0.0
1971 16.7 7.2 0.00 0.0
1970 23.9 7.2 0.00 0.0
1969 31.1 19.4 0.00 0.0
1968 28.3 16.7 0.36 0.0
1967 23.3 8.3 0.00 0.0
1966 21.1 13.9 0.00 0.0
1965 22.8 9.4 0.13 0.0
1964 23.3 15.0 0.00 0.0
1963 18.9 11.1 0.00 0.0
1962 26.7 13.3 0.00 0.0
1961 26.7 16.1 0.00 0.0
1960 20.0 6.7 0.00 0.0
1959 25.6 13.3 0.00 0.0
1958 19.4 8.9 3.71 0.0
1957 23.9 15.6 0.89 0.0
1956 20.0 12.8 0.00 0.0
1955 23.9 11.1 0.00 0.0
1954 30.0 20.0 0.00 0.0
1953 28.3 16.7 0.10 0.0
1952 23.3 8.9 0.00 0.0
1951 23.9 11.1 0.38 0.0
1950 28.9 13.3 0.00 0.0
1949 23.3 13.3 0.00 0.0
1948 25.6 17.2 1.09 0.0
1947 34.4 20.6 0.00 0.0
1946 20.0 10.6 0.00 0.0
1945 24.4 5.6 0.20 0.0
1944 20.0 12.2 0.00 0.0
1943 22.2 17.8 0.00 0.0
1942 18.3 7.8 0.00 0.0
1941 20.6 7.2 0.05 0.0
1940 15.0 6.1 0.00 0.0
1939 26.7 16.1 0.00 0.0
1938 22.2 12.8 0.00 0.0
1937 26.1 10.0 0.00 0.0
1936 21.1 15.6 0.00 0.0
1935 21.1 7.8 0.00 0.0
1934 19.4 11.1 1.37 0.0
1933 20.0 18.3 3.15 0.0
1932 30.0 15.6 0.00 0.0
1931 29.4 11.1 0.00 0.0
1930 22.2 15.0 1.09 0.0
1929 25.6 14.4 0.00 0.0
1928 21.1 15.0 1.40 0.0
1927 21.1 8.9 0.53 0.0
1926 23.9 17.8 0.56 0.0
1925 31.1 12.8 0.00 0.0
1924 28.3 12.8 0.00 0.0
1923 19.4 4.4 0.13 0.0
1922 25.6 17.8 0.00 0.0
1921 25.0 12.8 0.00 0.0
1920 24.4 10.0 0.00 0.0
1919 28.3 17.2 0.64 0.0
1918 23.3 18.3 0.13 0.0
1917 26.1 19.4 1.78 0.0
1916 27.8 7.8 0.00 0.0
1915 27.8 13.9 0.00 0.0
1914 21.1 11.1 0.00 0.0
1913 19.4 7.8 0.00 0.0
1912 18.3 7.8 0.00 0.0
1911 25.0 10.0 0.00 0.0
1910 27.2 16.7 0.00 0.0
1909 27.8 12.2 0.00 0.0
1908 22.2 7.8 0.00 0.0
1907 23.3 12.2 0.89 0.0
1906 22.8 10.6 0.00 0.0
1905 23.3 16.1 0.00 0.0
1904 25.6 9.4 0.00 0.0
1903 22.2 6.7 0.00 0.0
1902 26.1 11.7 0.00 0.0
1901 22.8 16.7 0.00 0.0
1900 30.6 14.4 0.00 0.0
1899 24.4 17.2 0.00 0.0
1898 19.4 15.6 0.46 0.0
1897 22.2 5.6 0.00 0.0
1896 21.7 10.0 0.00 0.0
1895 23.3 16.7 2.49 0.0
1894 30.0 12.2 0.00 0.0
1893 20.0 16.1 0.56 0.0
1892 23.9 14.4 0.08 0.0
1891 17.8 12.8 1.07 0.0
1890 18.3 9.4 0.00 0.0
What's the all-time high for Ottawa on 8/24?
For the date of Aug 24, the highest temperature ever reached in Ottawa history is 34.4 °C which happened in 1947.
Highest Temperatures in Ottawa on August 24
Rank Temperature Year
1 34.4 °C 1947
2 32.0 °C 2021
3 31.1 °C 1969
3 31.1 °C 1925
5 30.9 °C 1999
6 30.6 °C 1900
7 30.0 °C 1980
7 30.0 °C 1894
7 30.0 °C 1932
7 30.0 °C 1954
What's the all-time low for Ottawa on 8/24?
For the date of Aug 24, the lowest temperature ever reached in Ottawa history is 4.4 °C which happened in 1923.
Lowest Temperatures in Ottawa on August 24
Rank Temperature Year
1 4.4 °C 1923
2 5.6 °C 1897
2 5.6 °C 1945
4 6.1 °C 1940
5 6.7 °C 1960
5 6.7 °C 1903
7 7.2 °C 1941
7 7.2 °C 1987
7 7.2 °C 1971
7 7.2 °C 1970
Lowest High Temperatures in Ottawa on August 24
Rank Temperature Year
1 14.4 °C 1988
2 14.9 °C 1986
3 15.0 °C 1940
4 16.7 °C 1971
5 17.5 °C 1978
6 17.8 °C 1891
7 18.3 °C 1890
7 18.3 °C 1912
7 18.3 °C 1942
10 18.9 °C 1963
What's the most it has ever rained in Ottawa on 8/24?
For the date of Aug 24, the most precipitation ever recorded in Ottawa history is 3.71 cm which happened in 1958.
All-Time Most Precipitation in Ottawa on August 24
Rank Precipitation Year
1 3.71 cm 1958
2 3.15 cm 1933
3 3.02 cm 1988
4 2.49 cm 1895
5 1.78 cm 1917
6 1.50 cm 1985
7 1.40 cm 2007
7 1.40 cm 1928
9 1.37 cm 1934
10 1.09 cm 1930
10 1.09 cm 1948
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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