Calgary September 11 Weather Records

Daily averages and all-time records for weather in Calgary, Alberta for the date of September 11.
September 11 All-Time Records
1881–2024
Highest temperature 29.1 °C 2017
Lowest temperature -4.4 °C 1915
Lowest daily high 1.7 °C 1970
Highest daily low 11.7 °C 1963
Most precipitation 2.72 cm 1887
Most snow 13.2 cm 1907
September 11 Average Weather
1991–2020 1
Average high 19.0 °C
Average low 5.4 °C
Chance precipitation 30.2%
Chance snow 2.5%
Calgary September 11 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 24.5 6.8 0.00 0.0
2022 28.9 8.7 0.00 0.0
2021 15.1 10.0 0.94 0.0
2020 29.0 8.3 0.00 0.0
2019 15.9 6.8 0.06 n/a
2018 17.5 4.1 0.08 0.0
2017 29.1 8.2 0.00 0.0
2016 9.9 3.9 1.02 0.0
2015 26.1 7.5 0.00 0.0
2014 7.4 -1.8 0.00 0.0
2013 25.0 7.4 0.00 0.0
2012 n/a n/a n/a n/a
2011 23.6 7.6 0.00 0.0
2010 13.0 5.0 0.16 0.0
2009 23.8 2.7 0.00 0.0
2008 23.9 5.2 0.00 0.0
2007 26.0 6.2 0.00 0.0
2006 26.6 6.2 0.00 0.0
2005 11.1 4.1 0.30 0.0
2004 20.8 5.4 0.20 0.0
2003 17.5 6.2 0.48 0.0
2002 20.4 7.3 0.00 0.0
2001 9.3 5.5 0.00 0.0
2000 18.7 -1.6 0.00 0.0
1999 13.9 2.3 0.00 0.0
1998 25.1 4.6 0.00 0.0
1997 24.1 9.0 0.14 0.0
1996 24.4 4.8 0.00 0.0
1995 27.0 9.5 0.00 0.0
1994 13.4 3.1 0.44 0.0
1993 16.9 5.8 0.44 0.0
1992 15.5 1.7 0.00 0.0
1991 21.8 3.3 0.00 0.0
1990 26.1 5.0 0.00 0.0
1989 14.2 -1.3 0.00 0.0
1988 15.3 0.8 0.00 0.0
1987 24.5 4.6 0.00 0.0
1986 12.3 2.3 0.20 0.0
1985 13.0 5.7 0.02 0.0
1984 10.1 5.3 0.50 0.0
1983 13.5 3.1 0.06 0.0
1982 15.5 0.4 0.00 0.0
1981 26.5 8.0 0.00 0.0
1980 15.4 6.5 0.00 0.0
1979 12.4 5.0 0.04 0.0
1978 12.3 6.1 2.62 0.0
1977 16.2 7.2 0.00 0.0
1976 15.0 3.9 0.00 0.0
1975 16.1 -1.7 0.00 0.0
1974 6.1 -1.1 0.03 0.5
1973 25.6 7.8 0.00 0.0
1972 15.6 0.6 0.00 0.0
1971 16.7 5.6 0.64 0.0
1970 1.7 -3.9 0.20 2.0
1969 25.6 8.9 0.00 0.0
1968 28.9 10.6 0.00 0.0
1967 17.8 8.9 0.00 0.0
1966 17.8 8.9 0.00 0.0
1965 6.1 0.0 0.91 7.1
1964 17.8 -1.7 0.00 0.0
1963 17.8 11.7 1.73 0.0
1962 10.0 3.9 0.15 0.0
1961 13.3 -1.1 0.00 0.0
1960 26.7 5.0 0.00 0.0
1959 17.2 6.1 0.00 0.0
1958 28.3 7.8 0.00 0.0
1957 14.4 10.0 0.15 0.0
1956 20.6 5.0 0.00 0.0
1955 25.6 0.0 0.00 0.0
1954 18.9 7.8 0.00 0.0
1953 25.0 3.3 0.00 0.0
1952 19.4 1.1 0.00 0.0
1951 14.4 2.8 0.00 0.0
1950 13.3 -1.1 0.00 0.0
1949 4.4 -2.2 0.00 0.0
1948 22.2 5.6 0.13 0.0
1947 25.0 7.8 0.00 0.0
1946 25.0 5.0 0.00 0.0
1945 16.7 6.7 0.23 0.0
1944 27.8 7.2 0.00 0.0
1943 25.0 1.7 0.00 0.0
1942 21.1 3.9 0.00 0.0
1941 17.8 5.6 0.00 0.0
1940 26.1 8.3 0.00 0.0
1939 8.3 3.9 0.74 0.0
1938 23.3 4.4 0.00 0.0
1937 27.8 5.6 0.00 0.0
1936 7.2 -0.6 0.00 0.0
1935 12.8 3.9 0.00 0.0
1934 8.9 2.2 0.03 0.0
1933 17.2 10.0 0.00 0.0
1932 18.9 8.3 0.25 0.0
1931 16.7 3.3 0.00 0.0
1930 16.1 10.6 0.25 0.0
1929 23.3 6.7 0.00 0.0
1928 22.2 0.0 0.00 0.0
1927 19.4 3.3 0.10 0.0
1926 13.3 4.4 1.17 0.0
1925 9.4 5.0 1.02 0.0
1924 16.7 4.4 0.05 0.0
1923 18.9 -1.1 0.00 0.0
1922 18.9 8.3 1.60 0.0
1921 6.7 -1.1 0.00 0.0
1920 22.2 -1.1 0.00 0.0
1919 22.2 4.4 0.00 0.0
1918 27.8 8.9 0.00 0.0
1917 18.9 5.0 0.00 0.0
1916 21.7 8.9 0.00 0.0
1915 8.9 -4.4 0.20 2.0
1914 18.3 5.0 0.74 0.0
1913 22.8 1.7 0.00 0.0
1912 22.2 4.4 0.00 0.0
1911 23.3 3.3 0.00 0.0
1910 7.8 0.6 0.05 0.0
1909 13.3 6.7 0.05 0.0
1908 25.0 5.6 0.00 0.0
1907 2.2 -0.6 1.52 13.2
1906 15.6 1.1 0.00 0.0
1905 15.0 7.2 0.00 0.0
1904 13.9 2.2 0.25 0.0
1903 6.7 1.7 0.13 0.0
1902 18.3 -1.7 0.00 0.0
1901 13.3 3.9 1.07 0.0
1900 24.4 4.4 0.00 0.0
1899 18.9 5.0 0.00 0.0
1898 27.2 7.8 0.00 0.0
1897 20.6 3.3 0.00 0.0
1896 8.9 2.8 0.61 0.0
1895 13.3 0.0 0.00 0.0
1894 22.8 7.8 0.00 0.0
1893 19.4 3.9 0.00 0.0
1892 23.9 6.1 0.00 0.0
1891 16.1 -2.2 0.00 0.0
1890 2.2 -3.9 0.00 0.0
1889 3.9 -4.4 0.00 0.0
1888 25.0 -2.2 0.00 0.0
1887 10.0 0.6 2.72 0.0
1886 17.2 6.7 0.00 0.0
1885 15.0 0.6 0.00 0.0
1884 10.6 1.7 2.11 0.0
1883 n/a n/a n/a n/a
1882 n/a n/a n/a n/a
What's the all-time high for Calgary on 9/11?
For the date of Sep 11, the highest temperature ever reached in Calgary history is 29.1 °C which happened in 2017.
Highest Temperatures in Calgary on September 11
Rank Temperature Year
1 29.1 °C 2017
2 29.0 °C 2020
3 28.9 °C 2022
3 28.9 °C 1968
5 28.3 °C 1958
6 27.8 °C 1937
6 27.8 °C 1944
6 27.8 °C 1918
9 27.2 °C 1898
10 27.0 °C 1995
What's the all-time low for Calgary on 9/11?
For the date of Sep 11, the lowest temperature ever reached in Calgary history is -4.4 °C which has happened 2 times, most recently in 1915.
Lowest Temperatures in Calgary on September 11
Rank Temperature Year
1 -4.4 °C 1889
1 -4.4 °C 1915
3 -3.9 °C 1890
3 -3.9 °C 1970
5 -2.2 °C 1891
5 -2.2 °C 1888
5 -2.2 °C 1949
8 -1.8 °C 2014
9 -1.7 °C 1964
9 -1.7 °C 1902
9 -1.7 °C 1975
Lowest High Temperatures in Calgary on September 11
Rank Temperature Year
1 1.7 °C 1970
2 2.2 °C 1907
2 2.2 °C 1890
4 3.9 °C 1889
5 4.4 °C 1949
6 6.1 °C 1974
6 6.1 °C 1965
8 6.7 °C 1903
8 6.7 °C 1921
10 7.2 °C 1936
What's the most it has ever rained in Calgary on 9/11?
For the date of Sep 11, the most precipitation ever recorded in Calgary history is 2.72 cm which happened in 1887.
All-Time Most Precipitation in Calgary on September 11
Rank Precipitation Year
1 2.72 cm 1887
2 2.62 cm 1978
3 2.11 cm 1884
4 1.73 cm 1963
5 1.60 cm 1922
6 1.52 cm 1907
7 1.17 cm 1926
8 1.07 cm 1901
9 1.02 cm 1925
9 1.02 cm 2016
All-Time Most Snow in Calgary on September 11
Rank Precipitation Year
1 13.2 cm 1907
2 7.1 cm 1965
3 2.0 cm 1915
3 2.0 cm 1970
5 0.5 cm 1974
Weather Station Details
Years Station Coordinates
2012–2024 Calgary International Airport location
1881–2012 Calgary International Airport location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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