Ottawa August 3 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of August 3.
August 3 All-Time Records
1889–2024
Highest temperature 34.4 °C 1944
Lowest temperature 7.2 °C 1959
Lowest daily high 16.1 °C 1933
Highest daily low 23.9 °C 1975
Most precipitation 4.08 cm 2010
Most snow none -
August 3 Average Weather
1991–2020 1
Average high 26.6 °C
Average low 15.6 °C
Chance precipitation 36.9%
Chance snow 0%
Ottawa August 3 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 27.0 16.0 1.28 0.0
2022 28.0 10.0 0.22 0.0
2021 26.5 12.0 0.00 0.0
2020 25.0 16.5 0.20 0.0
2019 27.0 11.5 0.10 0.0
2018 29.0 19.0 0.00 0.0
2017 26.0 17.0 0.58 0.0
2016 30.5 14.5 0.00 0.0
2015 24.6 17.6 0.04 0.0
2014 27.3 14.0 0.00 0.0
2013 24.0 14.0 0.00 0.0
2012 29.6 20.1 0.00 0.0
2011 24.3 13.4 0.00 0.0
2010 29.0 19.8 4.08 0.0
2009 25.2 11.8 0.06 0.0
2008 26.0 15.9 0.00 0.0
2007 31.6 22.6 0.00 0.0
2006 28.0 18.8 0.00 0.0
2005 30.7 19.7 0.00 0.0
2004 25.0 19.5 1.05 0.0
2003 27.7 17.8 1.10 0.0
2002 29.1 17.7 0.00 0.0
2001 29.8 20.7 0.00 0.0
2000 25.2 20.4 0.00 0.0
1999 25.9 13.2 0.23 0.0
1998 28.2 17.9 0.10 0.0
1997 24.4 15.1 0.00 0.0
1996 26.9 12.8 0.02 0.0
1995 23.6 15.7 3.94 0.0
1994 25.2 15.0 0.00 0.0
1993 26.6 14.5 0.44 0.0
1992 24.5 14.6 0.00 0.0
1991 29.3 13.5 2.34 0.0
1990 30.0 17.3 0.00 0.0
1989 30.6 17.9 0.22 0.0
1988 32.3 19.7 0.12 0.0
1987 27.3 19.2 0.00 0.0
1986 25.0 15.0 0.16 0.0
1985 27.5 12.2 0.00 0.0
1984 31.5 16.9 0.00 0.0
1983 30.0 15.0 0.00 0.0
1982 20.0 8.5 0.00 0.0
1981 26.5 18.5 0.36 0.0
1980 27.5 19.5 0.26 0.0
1979 28.5 17.0 0.00 0.0
1978 22.5 19.5 0.22 0.0
1977 26.5 17.0 0.00 0.0
1976 25.0 9.4 0.00 0.0
1975 31.1 23.9 0.00 0.0
1974 25.6 16.1 0.76 0.0
1973 26.1 17.8 0.00 0.0
1972 25.0 12.2 0.03 0.0
1971 25.0 17.2 0.00 0.0
1970 26.1 16.7 0.00 0.0
1969 27.8 16.1 0.00 0.0
1968 27.8 11.1 0.00 0.0
1967 28.3 20.0 0.00 0.0
1966 22.8 12.2 0.00 0.0
1965 21.1 11.7 0.00 0.0
1964 22.8 10.6 0.00 0.0
1963 28.3 13.9 0.13 0.0
1962 26.7 10.6 0.00 0.0
1961 25.6 16.7 0.00 0.0
1960 22.8 16.1 0.00 0.0
1959 27.2 7.2 0.00 0.0
1958 29.4 13.9 0.53 0.0
1957 32.2 16.7 0.00 0.0
1956 26.1 8.3 0.00 0.0
1955 32.8 14.4 0.00 0.0
1954 22.8 14.4 0.30 0.0
1953 22.8 8.3 0.00 0.0
1952 25.0 10.0 0.00 0.0
1951 25.0 16.7 0.28 0.0
1950 24.4 13.9 0.05 0.0
1949 22.8 18.3 0.05 0.0
1948 25.0 13.9 0.05 0.0
1947 27.2 15.6 0.00 0.0
1946 21.7 13.9 0.66 0.0
1945 21.7 16.7 0.00 0.0
1944 34.4 17.8 0.00 0.0
1943 25.6 16.7 0.00 0.0
1942 23.9 13.3 0.00 0.0
1941 30.0 12.2 0.00 0.0
1940 28.9 11.1 0.00 0.0
1939 28.3 14.4 0.00 0.0
1938 32.8 17.2 0.00 0.0
1937 30.0 12.8 0.03 0.0
1936 28.9 13.9 0.00 0.0
1935 23.9 7.2 0.00 0.0
1934 25.6 17.2 0.00 0.0
1933 16.1 13.9 0.08 0.0
1932 20.6 17.2 2.62 0.0
1931 27.8 16.7 0.10 0.0
1930 26.7 15.6 0.00 0.0
1929 21.7 10.0 0.00 0.0
1928 22.2 18.3 1.47 0.0
1927 23.9 8.9 0.00 0.0
1926 25.6 15.6 0.00 0.0
1925 28.3 12.8 0.00 0.0
1924 22.8 12.8 0.00 0.0
1923 31.1 20.0 0.00 0.0
1922 26.7 16.7 0.18 0.0
1921 25.6 8.3 0.00 0.0
1920 23.9 10.0 0.00 0.0
1919 27.8 12.2 0.00 0.0
1918 20.0 7.2 0.00 0.0
1917 26.1 13.9 0.05 0.0
1916 26.7 13.3 0.43 0.0
1915 23.9 13.9 0.00 0.0
1914 21.1 9.4 0.00 0.0
1913 26.7 14.4 0.03 0.0
1912 20.0 11.7 1.80 0.0
1911 31.1 21.7 0.00 0.0
1910 30.6 12.2 0.00 0.0
1909 30.6 13.3 0.00 0.0
1908 25.6 9.4 0.05 0.0
1907 22.8 7.8 0.00 0.0
1906 30.6 13.3 0.00 0.0
1905 26.1 11.1 0.00 0.0
1904 26.7 11.1 0.00 0.0
1903 23.3 12.8 0.00 0.0
1902 27.8 15.0 0.00 0.0
1901 25.6 15.0 0.43 0.0
1900 20.0 9.4 0.08 0.0
1899 28.3 15.6 0.00 0.0
1898 26.1 15.6 0.76 0.0
1897 27.8 16.1 0.00 0.0
1896 28.9 13.3 0.00 0.0
1895 17.2 11.1 0.33 0.0
1894 26.7 14.4 2.13 0.0
1893 27.8 11.1 0.00 0.0
1892 27.2 12.8 0.00 0.0
1891 23.9 12.8 0.00 0.0
1890 33.9 18.9 0.00 0.0
What's the all-time high for Ottawa on 8/3?
For the date of Aug 3, the highest temperature ever reached in Ottawa history is 34.4 °C which happened in 1944.
Highest Temperatures in Ottawa on August 3
Rank Temperature Year
1 34.4 °C 1944
2 33.9 °C 1890
3 32.8 °C 1955
3 32.8 °C 1938
5 32.3 °C 1988
6 32.2 °C 1957
7 31.6 °C 2007
8 31.5 °C 1984
9 31.1 °C 1911
9 31.1 °C 1923
9 31.1 °C 1975
What's the all-time low for Ottawa on 8/3?
For the date of Aug 3, the lowest temperature ever reached in Ottawa history is 7.2 °C which has happened 3 times, most recently in 1959.
Lowest Temperatures in Ottawa on August 3
Rank Temperature Year
1 7.2 °C 1959
1 7.2 °C 1918
1 7.2 °C 1935
4 7.8 °C 1907
5 8.3 °C 1956
5 8.3 °C 1953
5 8.3 °C 1921
8 8.5 °C 1982
9 8.9 °C 1927
10 9.4 °C 1976
10 9.4 °C 1900
10 9.4 °C 1908
10 9.4 °C 1914
Lowest High Temperatures in Ottawa on August 3
Rank Temperature Year
1 16.1 °C 1933
2 17.2 °C 1895
3 20.0 °C 1982
3 20.0 °C 1912
3 20.0 °C 1900
3 20.0 °C 1918
7 20.6 °C 1932
8 21.1 °C 1914
8 21.1 °C 1965
10 21.7 °C 1946
10 21.7 °C 1945
10 21.7 °C 1929
What's the most it has ever rained in Ottawa on 8/3?
For the date of Aug 3, the most precipitation ever recorded in Ottawa history is 4.08 cm which happened in 2010.
All-Time Most Precipitation in Ottawa on August 3
Rank Precipitation Year
1 4.08 cm 2010
2 3.94 cm 1995
3 2.62 cm 1932
4 2.34 cm 1991
5 2.13 cm 1894
6 1.80 cm 1912
7 1.47 cm 1928
8 1.28 cm 2023
9 1.10 cm 2003
10 1.05 cm 2004
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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