Ottawa September 2 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of September 2.
September 2 All-Time Records
1889–2024
Highest temperature 34.4 °C 1900
Lowest temperature 2.2 °C 1935
Lowest daily high 13.9 °C 1951
Highest daily low 21.7 °C 2014
Most precipitation 4.40 cm 2006
Most snow none -
September 2 Average Weather
1991–2020 1
Average high 23.6 °C
Average low 12.7 °C
Chance precipitation 38.0%
Chance snow 0%
Ottawa September 2 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 24.5 12.5 0.00 0.0
2022 26.0 8.0 0.00 0.0
2021 18.5 11.0 0.00 0.0
2020 27.0 19.5 0.70 0.0
2019 24.0 15.5 0.06 0.0
2018 27.5 20.5 0.52 0.0
2017 20.0 4.0 0.40 0.0
2016 20.0 12.5 0.00 0.0
2015 27.9 16.4 0.60 0.0
2014 27.7 21.7 0.63 0.0
2013 23.0 16.0 1.12 0.0
2012 27.0 14.5 0.00 0.0
2011 28.0 15.9 0.00 0.0
2010 28.9 20.2 0.02 0.0
2009 25.3 10.0 0.00 0.0
2008 30.7 12.3 0.00 0.0
2007 24.7 6.5 0.00 0.0
2006 21.1 13.4 4.40 0.0
2005 27.4 15.4 0.00 0.0
2004 19.2 7.0 0.00 0.0
2003 23.3 13.0 0.00 0.0
2002 25.3 12.0 0.00 0.0
2001 20.2 4.2 0.02 0.0
2000 16.6 13.3 0.06 0.0
1999 29.7 13.9 0.00 0.0
1998 20.5 12.5 1.26 0.0
1997 23.0 15.6 1.59 0.0
1996 29.8 13.3 0.00 0.0
1995 21.9 6.9 0.00 0.0
1994 18.5 4.7 0.00 0.0
1993 24.6 8.4 0.92 0.0
1992 19.7 4.0 0.58 0.0
1991 23.0 5.0 0.00 0.0
1990 22.3 15.6 0.00 0.0
1989 21.8 11.2 0.00 0.0
1988 26.8 14.2 0.00 0.0
1987 18.4 8.9 0.00 0.0
1986 17.4 11.7 0.02 0.0
1985 22.5 14.8 0.00 0.0
1984 17.9 10.9 0.22 0.0
1983 31.0 13.0 0.00 0.0
1982 17.0 12.5 0.06 0.0
1981 20.5 19.0 0.32 0.0
1980 26.0 19.0 0.86 0.0
1979 26.0 18.5 0.10 0.0
1978 27.5 11.0 0.10 0.0
1977 23.5 17.0 0.00 0.0
1976 16.1 6.7 0.00 0.0
1975 22.2 14.4 0.79 0.0
1974 15.6 10.6 0.41 0.0
1973 32.8 20.0 0.00 0.0
1972 25.0 15.6 0.25 0.0
1971 23.9 8.3 0.00 0.0
1970 22.2 6.7 0.00 0.0
1969 22.8 12.8 0.00 0.0
1968 23.9 15.0 1.09 0.0
1967 17.2 6.1 0.20 0.0
1966 27.2 16.7 0.00 0.0
1965 21.1 10.6 0.00 0.0
1964 21.1 7.2 0.00 0.0
1963 25.6 10.6 0.18 0.0
1962 23.3 11.1 0.00 0.0
1961 27.8 19.4 0.89 0.0
1960 17.2 11.7 0.00 0.0
1959 26.7 17.8 3.99 0.0
1958 17.8 7.2 0.00 0.0
1957 21.1 14.4 1.47 0.0
1956 22.8 17.8 0.00 0.0
1955 28.9 11.1 0.00 0.0
1954 25.0 8.9 0.56 0.0
1953 31.7 17.8 0.15 0.0
1952 27.8 17.2 0.53 0.0
1951 13.9 10.0 0.18 0.0
1950 18.3 8.9 0.00 0.0
1949 21.7 4.4 0.00 0.0
1948 23.9 12.2 0.00 0.0
1947 22.2 12.2 0.48 0.0
1946 16.1 6.7 0.00 0.0
1945 18.9 15.6 0.00 0.0
1944 26.7 15.6 0.00 0.0
1943 18.3 12.8 0.00 0.0
1942 28.9 11.7 0.00 0.0
1941 21.7 6.7 0.00 0.0
1940 23.9 13.3 0.00 0.0
1939 25.6 12.8 0.00 0.0
1938 17.8 3.9 0.00 0.0
1937 32.2 17.8 0.05 0.0
1936 21.7 4.4 0.00 0.0
1935 20.0 2.2 0.00 0.0
1934 23.3 10.6 0.00 0.0
1933 27.8 10.0 0.00 0.0
1932 26.1 15.6 0.00 0.0
1931 23.9 13.9 0.18 0.0
1930 30.6 15.6 0.00 0.0
1929 32.8 14.4 0.00 0.0
1928 22.8 6.7 0.00 0.0
1927 25.0 17.2 0.00 0.0
1926 18.9 4.4 0.00 0.0
1925 25.0 5.6 0.00 0.0
1924 24.4 13.3 0.71 0.0
1923 26.7 11.7 0.00 0.0
1922 28.3 11.1 0.00 0.0
1921 33.3 18.3 0.36 0.0
1920 20.6 7.2 0.00 0.0
1919 23.9 11.1 0.00 0.0
1918 26.7 12.2 0.25 0.0
1917 23.9 15.0 0.38 0.0
1916 20.6 9.4 0.84 0.0
1915 27.8 10.0 0.00 0.0
1914 28.9 18.9 1.55 0.0
1913 31.1 11.1 0.00 0.0
1912 16.7 12.2 0.20 0.0
1911 24.4 14.4 0.91 0.0
1910 21.1 6.7 0.00 0.0
1909 21.1 6.7 0.00 0.0
1908 22.2 15.0 0.66 0.0
1907 17.8 12.2 0.89 0.0
1906 23.9 6.1 0.00 0.0
1905 23.9 9.4 0.00 0.0
1904 17.8 12.8 0.66 0.0
1903 25.6 13.3 0.08 0.0
1902 23.3 11.1 0.00 0.0
1901 28.3 16.1 0.00 0.0
1900 34.4 13.3 0.00 0.0
1899 21.1 11.7 0.08 0.0
1898 32.2 16.1 0.38 0.0
1897 20.0 11.1 0.00 0.0
1896 20.0 4.4 0.00 0.0
1895 20.0 13.9 0.00 0.0
1894 18.3 11.1 0.00 0.0
1893 16.7 6.1 0.00 0.0
1892 19.4 3.9 0.00 0.0
1891 25.0 10.6 0.00 0.0
1890 18.3 10.0 0.13 0.0
What's the all-time high for Ottawa on 9/2?
For the date of Sep 2, the highest temperature ever reached in Ottawa history is 34.4 °C which happened in 1900.
Highest Temperatures in Ottawa on September 2
Rank Temperature Year
1 34.4 °C 1900
2 33.3 °C 1921
3 32.8 °C 1929
3 32.8 °C 1973
5 32.2 °C 1898
5 32.2 °C 1937
7 31.7 °C 1953
8 31.1 °C 1913
9 31.0 °C 1983
10 30.7 °C 2008
What's the all-time low for Ottawa on 9/2?
For the date of Sep 2, the lowest temperature ever reached in Ottawa history is 2.2 °C which happened in 1935.
Lowest Temperatures in Ottawa on September 2
Rank Temperature Year
1 2.2 °C 1935
2 3.9 °C 1892
2 3.9 °C 1938
4 4.0 °C 1992
4 4.0 °C 2017
6 4.2 °C 2001
7 4.4 °C 1926
7 4.4 °C 1949
7 4.4 °C 1936
7 4.4 °C 1896
Lowest High Temperatures in Ottawa on September 2
Rank Temperature Year
1 13.9 °C 1951
2 15.6 °C 1974
3 16.1 °C 1946
3 16.1 °C 1976
5 16.6 °C 2000
6 16.7 °C 1912
6 16.7 °C 1893
8 17.0 °C 1982
9 17.2 °C 1967
9 17.2 °C 1960
What's the most it has ever rained in Ottawa on 9/2?
For the date of Sep 2, the most precipitation ever recorded in Ottawa history is 4.40 cm which happened in 2006.
All-Time Most Precipitation in Ottawa on September 2
Rank Precipitation Year
1 4.40 cm 2006
2 3.99 cm 1959
3 1.59 cm 1997
4 1.55 cm 1914
5 1.47 cm 1957
6 1.26 cm 1998
7 1.12 cm 2013
8 1.09 cm 1968
9 0.92 cm 1993
10 0.91 cm 1911
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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