Ottawa September 28 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of September 28.
September 28 All-Time Records
1889–2024
Highest temperature 27.8 °C 1959
Lowest temperature -4.4 °C 1947
Lowest daily high 7.8 °C 1944
Highest daily low 17.2 °C 1916
Most precipitation 3.35 cm 1932
Most snow none -
September 28 Average Weather
1991–2020 1
Average high 18.3 °C
Average low 8.0 °C
Chance precipitation 43.1%
Chance snow 0.1%
Ottawa September 28 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 23.0 4.5 0.00 0.0
2022 15.0 11.5 0.00 0.0
2021 16.5 6.0 0.00 0.0
2020 27.5 14.5 0.92 0.0
2019 18.5 13.0 0.20 0.0
2018 21.0 7.0 0.32 0.0
2017 15.0 10.0 0.00 0.0
2016 20.0 10.0 0.00 0.0
2015 21.1 12.2 0.51 0.0
2014 25.3 14.5 0.00 0.0
2013 22.3 5.5 0.00 0.0
2012 16.7 2.4 n/a n/a
2011 23.9 14.5 0.27 0.0
2010 24.3 13.8 0.04 0.0
2009 17.0 13.8 0.52 0.0
2008 21.1 15.0 0.02 0.0
2007 19.8 13.1 0.00 0.0
2006 15.6 12.9 1.87 0.0
2005 22.2 8.8 0.22 0.0
2004 18.8 8.7 0.00 0.0
2003 15.9 11.6 0.19 0.0
2002 15.9 10.2 0.00 0.0
2001 14.1 9.2 0.08 0.0
2000 8.8 -0.2 0.00 0.0
1999 27.2 13.8 0.00 0.0
1998 16.8 12.0 0.00 0.0
1997 20.8 5.4 0.58 0.0
1996 18.7 13.4 1.78 0.0
1995 14.5 3.7 0.00 0.0
1994 15.6 11.8 1.32 0.0
1993 15.6 10.7 0.06 0.0
1992 18.8 10.3 0.08 0.0
1991 8.6 3.9 0.56 0.0
1990 23.2 10.2 1.98 0.0
1989 18.6 2.3 0.00 0.0
1988 13.8 6.6 0.00 0.0
1987 23.8 6.9 0.26 0.0
1986 15.1 9.3 0.38 0.0
1985 19.6 8.7 0.00 0.0
1984 15.4 0.5 0.00 0.0
1983 19.5 5.5 0.00 0.0
1982 16.5 13.0 0.00 0.0
1981 11.0 8.0 0.02 0.0
1980 10.0 5.0 0.00 0.0
1979 19.0 11.5 0.00 0.0
1978 13.5 6.5 0.00 0.0
1977 14.5 10.0 0.28 0.0
1976 11.7 2.8 0.00 0.0
1975 20.0 11.1 0.03 0.0
1974 20.0 11.7 0.18 0.0
1973 20.0 8.9 0.00 0.0
1972 15.6 1.1 0.00 0.0
1971 20.6 10.6 0.00 0.0
1970 14.4 6.1 0.18 0.0
1969 14.4 8.9 0.00 0.0
1968 16.7 7.2 0.00 0.0
1967 16.7 6.1 1.68 0.0
1966 13.9 2.2 0.00 0.0
1965 10.0 -1.1 0.13 0.0
1964 12.2 2.2 0.00 0.0
1963 12.2 1.7 0.36 0.0
1962 12.2 8.9 2.21 0.0
1961 15.0 8.3 0.00 0.0
1960 22.2 11.7 0.00 0.0
1959 27.8 15.6 0.05 0.0
1958 14.4 4.4 0.00 0.0
1957 16.7 -1.7 0.00 0.0
1956 17.8 -1.7 0.00 0.0
1955 18.3 12.2 0.00 0.0
1954 17.2 11.1 0.00 0.0
1953 17.2 6.1 0.00 0.0
1952 23.9 3.3 0.00 0.0
1951 11.7 7.2 0.00 0.0
1950 20.0 8.9 0.00 0.0
1949 15.0 13.3 1.52 0.0
1948 26.1 7.8 0.00 0.0
1947 13.3 -4.4 0.15 0.0
1946 27.2 10.0 0.00 0.0
1945 n/a n/a 1.24 0.0
1944 7.8 2.2 2.57 0.0
1943 12.2 8.9 0.00 0.0
1942 8.9 2.2 0.00 0.0
1941 23.3 7.2 0.05 0.0
1940 22.2 3.3 0.00 0.0
1939 13.3 3.9 0.00 0.0
1938 15.6 1.7 0.05 0.0
1937 15.6 2.8 0.00 0.0
1936 10.0 5.0 0.00 0.0
1935 11.7 -1.7 0.18 0.0
1934 19.4 5.6 0.00 0.0
1933 20.0 5.6 0.66 0.0
1932 15.6 10.0 3.35 0.0
1931 17.2 3.3 0.00 0.0
1930 12.8 8.3 0.00 0.0
1929 24.4 8.3 0.00 0.0
1928 10.0 3.3 0.00 0.0
1927 16.7 7.2 0.00 0.0
1926 15.6 1.7 0.00 0.0
1925 18.3 10.0 0.81 0.0
1924 22.8 6.1 0.00 0.0
1923 22.8 13.9 0.15 0.0
1922 17.2 5.0 0.00 0.0
1921 22.8 12.8 0.61 0.0
1920 23.3 16.1 1.65 0.0
1919 23.9 6.7 0.00 0.0
1918 17.8 8.3 0.20 0.0
1917 17.8 12.2 0.15 0.0
1916 21.7 17.2 0.53 0.0
1915 12.8 1.7 0.00 0.0
1914 11.7 2.2 0.00 0.0
1913 21.7 1.1 0.00 0.0
1912 12.8 2.8 0.00 0.0
1911 13.3 -1.7 0.20 0.0
1910 18.3 6.7 0.00 0.0
1909 15.6 5.0 0.00 0.0
1908 26.7 14.4 0.41 0.0
1907 13.3 1.1 0.00 0.0
1906 20.0 3.3 0.00 0.0
1905 21.1 6.1 0.00 0.0
1904 18.3 2.2 0.00 0.0
1903 13.3 5.0 0.05 0.0
1902 18.3 15.6 0.36 0.0
1901 23.3 6.7 0.00 0.0
1900 19.4 10.0 0.00 0.0
1899 18.9 5.6 0.00 0.0
1898 22.2 5.0 0.00 0.0
1897 13.9 0.0 0.00 0.0
1896 15.0 5.0 0.00 0.0
1895 12.8 1.1 0.00 0.0
1894 22.2 5.6 0.00 0.0
1893 11.7 7.2 0.58 0.0
1892 15.6 7.8 0.00 0.0
1891 25.0 11.7 0.00 0.0
1890 12.8 1.1 0.00 0.0
What's the all-time high for Ottawa on 9/28?
For the date of Sep 28, the highest temperature ever reached in Ottawa history is 27.8 °C which happened in 1959.
Highest Temperatures in Ottawa on September 28
Rank Temperature Year
1 27.8 °C 1959
2 27.5 °C 2020
3 27.2 °C 1999
3 27.2 °C 1946
5 26.7 °C 1908
6 26.1 °C 1948
7 25.3 °C 2014
8 25.0 °C 1891
9 24.4 °C 1929
10 24.3 °C 2010
What's the all-time low for Ottawa on 9/28?
For the date of Sep 28, the lowest temperature ever reached in Ottawa history is -4.4 °C which happened in 1947.
Lowest Temperatures in Ottawa on September 28
Rank Temperature Year
1 -4.4 °C 1947
2 -1.7 °C 1957
2 -1.7 °C 1935
2 -1.7 °C 1911
2 -1.7 °C 1956
6 -1.1 °C 1965
7 -0.2 °C 2000
8 0.0 °C 1897
9 0.5 °C 1984
10 1.1 °C 1913
10 1.1 °C 1907
10 1.1 °C 1895
10 1.1 °C 1890
10 1.1 °C 1972
Lowest High Temperatures in Ottawa on September 28
Rank Temperature Year
1 7.8 °C 1944
2 8.6 °C 1991
3 8.8 °C 2000
4 8.9 °C 1942
5 10.0 °C 1928
5 10.0 °C 1965
5 10.0 °C 1980
5 10.0 °C 1936
9 11.0 °C 1981
10 11.7 °C 1935
10 11.7 °C 1951
10 11.7 °C 1976
10 11.7 °C 1893
10 11.7 °C 1914
What's the most it has ever rained in Ottawa on 9/28?
For the date of Sep 28, the most precipitation ever recorded in Ottawa history is 3.35 cm which happened in 1932.
All-Time Most Precipitation in Ottawa on September 28
Rank Precipitation Year
1 3.35 cm 1932
2 2.57 cm 1944
3 2.21 cm 1962
4 1.98 cm 1990
5 1.87 cm 2006
6 1.78 cm 1996
7 1.68 cm 1967
8 1.65 cm 1920
9 1.52 cm 1949
10 1.32 cm 1994
Weather Station Details
Years Station Coordinates
1889–2024 Ottawa CDA location