Ottawa August 2 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of August 2.
August 2 All-Time Records
1889–2024
Highest temperature 34.4 °C 1975
Lowest temperature 6.1 °C 1959
Lowest daily high 16.7 °C 1950
Highest daily low 24.7 °C 2006
Most precipitation 5.84 cm 2006
Most snow none -
August 2 Average Weather
1991–2020 1
Average high 26.6 °C
Average low 15.6 °C
Chance precipitation 36.8%
Chance snow 0%
Ottawa August 2 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 26.0 9.0 0.98 0.0
2022 26.0 16.0 0.18 0.0
2021 23.5 14.0 0.00 0.0
2020 24.0 19.0 3.60 0.0
2019 29.5 11.0 0.00 0.0
2018 28.0 20.0 0.00 0.0
2017 30.0 18.5 0.00 0.0
2016 29.5 15.0 0.00 0.0
2015 28.1 12.5 0.64 0.0
2014 28.0 14.0 0.00 0.0
2013 25.2 15.1 0.11 0.0
2012 32.0 15.2 0.00 0.0
2011 25.1 17.9 0.00 0.0
2010 29.5 14.0 0.18 0.0
2009 24.4 17.9 0.20 0.0
2008 24.7 15.3 0.21 0.0
2007 33.7 19.0 0.02 0.0
2006 30.3 24.7 5.84 0.0
2005 33.5 17.0 0.11 0.0
2004 28.3 15.7 0.11 0.0
2003 23.1 16.2 0.00 0.0
2002 29.0 20.8 0.00 0.0
2001 30.0 17.3 1.19 0.0
2000 27.1 18.8 0.04 0.0
1999 22.8 16.2 0.00 0.0
1998 28.5 14.2 0.00 0.0
1997 29.4 19.7 0.02 0.0
1996 23.7 13.3 0.00 0.0
1995 23.1 14.0 0.00 0.0
1994 19.7 17.5 0.00 0.0
1993 24.4 17.5 0.32 0.0
1992 21.1 14.4 0.78 0.0
1991 27.3 16.8 0.00 0.0
1990 29.5 15.6 0.00 0.0
1989 24.0 18.6 1.05 0.0
1988 32.0 18.0 0.94 0.0
1987 23.8 10.9 0.94 0.0
1986 25.2 14.4 0.73 0.0
1985 25.8 12.1 0.00 0.0
1984 32.9 15.4 0.00 0.0
1983 27.5 18.5 0.00 0.0
1982 17.5 13.5 0.06 0.0
1981 29.5 15.0 0.12 0.0
1980 28.0 17.5 0.18 0.0
1979 26.0 18.0 2.58 0.0
1978 30.0 16.0 2.10 0.0
1977 27.0 13.0 0.10 0.0
1976 20.6 8.3 0.00 0.0
1975 34.4 23.3 0.00 0.0
1974 19.4 13.9 0.56 0.0
1973 26.7 18.3 0.00 0.0
1972 19.4 12.8 3.43 0.0
1971 27.8 13.9 0.00 0.0
1970 29.4 18.9 0.00 0.0
1969 27.2 18.3 0.00 0.0
1968 26.1 11.1 0.00 0.0
1967 27.2 11.1 0.00 0.0
1966 21.7 17.2 2.29 0.0
1965 21.1 15.6 0.43 0.0
1964 22.2 15.0 0.00 0.0
1963 25.0 16.7 0.03 0.0
1962 25.0 12.2 0.00 0.0
1961 23.9 10.0 0.00 0.0
1960 24.4 16.7 0.03 0.0
1959 23.9 6.1 0.00 0.0
1958 30.0 11.7 0.00 0.0
1957 29.4 12.8 0.00 0.0
1956 22.8 6.7 0.00 0.0
1955 31.1 17.8 0.00 0.0
1954 26.7 11.7 0.00 0.0
1953 22.8 12.2 0.00 0.0
1952 25.0 11.1 0.51 0.0
1951 25.0 7.8 1.57 0.0
1950 16.7 12.8 2.08 0.0
1949 30.6 12.8 0.23 0.0
1948 25.0 12.8 0.00 0.0
1947 23.3 6.1 0.00 0.0
1946 24.4 12.2 0.46 0.0
1945 26.7 18.3 2.79 0.0
1944 33.3 15.6 0.00 0.0
1943 31.7 18.3 2.62 0.0
1942 25.0 12.2 0.05 0.0
1941 27.8 16.7 0.00 0.0
1940 25.6 10.0 0.00 0.0
1939 24.4 9.4 0.05 0.0
1938 28.9 17.2 0.18 0.0
1937 26.1 14.4 0.00 0.0
1936 23.3 18.3 0.00 0.0
1935 23.3 9.4 0.00 0.0
1934 28.3 9.4 0.46 0.0
1933 24.4 15.6 0.46 0.0
1932 29.4 7.2 0.00 0.0
1931 21.1 6.1 0.00 0.0
1930 28.3 17.2 0.10 0.0
1929 23.9 9.4 0.00 0.0
1928 26.1 15.6 0.00 0.0
1927 25.0 8.3 1.55 0.0
1926 28.3 20.6 0.71 0.0
1925 27.8 12.2 0.15 0.0
1924 20.0 13.3 0.00 0.0
1923 26.1 16.1 0.00 0.0
1922 28.9 16.1 0.00 0.0
1921 22.2 8.3 0.00 0.0
1920 18.9 12.2 0.00 0.0
1919 23.3 11.7 0.00 0.0
1918 20.0 12.8 0.10 0.0
1917 31.1 20.0 0.05 0.0
1916 29.4 8.3 0.00 0.0
1915 26.7 16.1 0.00 0.0
1914 28.3 12.2 1.52 0.0
1913 31.1 15.6 0.00 0.0
1912 23.3 10.6 0.05 0.0
1911 34.4 18.9 0.00 0.0
1910 27.2 12.8 0.25 0.0
1909 27.8 10.6 0.00 0.0
1908 26.7 14.4 0.05 0.0
1907 26.1 13.3 0.03 0.0
1906 30.0 13.9 0.00 0.0
1905 24.4 10.6 0.00 0.0
1904 25.0 13.9 0.00 0.0
1903 23.9 9.4 0.00 0.0
1902 28.3 15.6 0.10 0.0
1901 26.1 10.0 0.00 0.0
1900 22.8 10.0 0.58 0.0
1899 26.1 14.4 0.00 0.0
1898 26.7 16.1 0.00 0.0
1897 27.8 14.4 0.00 0.0
1896 26.7 13.9 0.00 0.0
1895 23.3 11.7 0.00 0.0
1894 19.4 13.9 0.00 0.0
1893 22.8 8.9 0.00 0.0
1892 22.2 17.2 0.38 0.0
1891 21.7 8.3 0.00 0.0
1890 n/a n/a 0.00 0.0
What's the all-time high for Ottawa on 8/2?
For the date of Aug 2, the highest temperature ever reached in Ottawa history is 34.4 °C which has happened 2 times, most recently in 1975.
Highest Temperatures in Ottawa on August 2
Rank Temperature Year
1 34.4 °C 1975
1 34.4 °C 1911
3 33.7 °C 2007
4 33.5 °C 2005
5 33.3 °C 1944
6 32.9 °C 1984
7 32.0 °C 2012
7 32.0 °C 1988
9 31.7 °C 1943
10 31.1 °C 1913
10 31.1 °C 1917
10 31.1 °C 1955
What's the all-time low for Ottawa on 8/2?
For the date of Aug 2, the lowest temperature ever reached in Ottawa history is 6.1 °C which has happened 3 times, most recently in 1959.
Lowest Temperatures in Ottawa on August 2
Rank Temperature Year
1 6.1 °C 1947
1 6.1 °C 1931
1 6.1 °C 1959
4 6.7 °C 1956
5 7.2 °C 1932
6 7.8 °C 1951
7 8.3 °C 1916
7 8.3 °C 1927
7 8.3 °C 1921
7 8.3 °C 1891
7 8.3 °C 1976
Lowest High Temperatures in Ottawa on August 2
Rank Temperature Year
1 16.7 °C 1950
2 17.5 °C 1982
3 18.9 °C 1920
4 19.4 °C 1972
4 19.4 °C 1894
4 19.4 °C 1974
7 19.7 °C 1994
8 20.0 °C 1918
8 20.0 °C 1924
10 20.6 °C 1976
What's the most it has ever rained in Ottawa on 8/2?
For the date of Aug 2, the most precipitation ever recorded in Ottawa history is 5.84 cm which happened in 2006.
All-Time Most Precipitation in Ottawa on August 2
Rank Precipitation Year
1 5.84 cm 2006
2 3.60 cm 2020
3 3.43 cm 1972
4 2.79 cm 1945
5 2.62 cm 1943
6 2.58 cm 1979
7 2.29 cm 1966
8 2.10 cm 1978
9 2.08 cm 1950
10 1.57 cm 1951
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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