Calgary September 30 Weather Records

Daily averages and all-time records for weather in Calgary, Alberta for the date of September 30.
September 30 All-Time Records
1881–2024
Highest temperature 30.0 °C 1920
Lowest temperature -8.6 °C 1983
Lowest daily high -0.6 °C 1950
Highest daily low 11.0 °C 1992
Most precipitation 1.14 cm 1891
Most snow 10.4 cm 1925
September 30 Average Weather
1991–2020 1
Average high 15.1 °C
Average low 2.1 °C
Chance precipitation 25.8%
Chance snow 8.6%
Calgary September 30 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 6.1 3.5 0.48 0.0
2022 16.3 9.6 0.00 0.0
2021 22.6 4.7 0.00 0.0
2020 14.4 6.2 0.00 0.0
2019 0.2 -4.6 0.29 3.8
2018 0.1 -3.2 0.04 0.4
2017 15.6 5.7 0.08 0.0
2016 16.9 4.4 0.00 0.0
2015 20.7 4.3 0.00 0.0
2014 12.1 3.7 0.19 0.0
2013 14.3 2.2 0.00 0.0
2012 16.6 4.7 0.00 0.0
2011 26.8 4.4 0.00 0.0
2010 15.8 4.5 0.00 0.0
2009 10.8 1.1 0.00 0.0
2008 24.4 6.2 0.00 0.0
2007 17.2 -0.1 0.00 0.0
2006 24.3 3.9 0.00 0.0
2005 13.0 4.8 0.16 0.0
2004 8.6 -3.4 0.00 0.0
2003 17.1 -1.7 0.00 0.0
2002 3.9 0.2 1.06 2.8
2001 20.5 5.0 0.00 0.0
2000 20.2 1.1 0.00 0.0
1999 3.3 -3.0 0.07 1.3
1998 14.0 2.0 0.00 0.0
1997 25.8 2.3 0.00 0.0
1996 1.3 -0.8 0.74 5.2
1995 17.3 3.7 0.00 0.0
1994 7.7 1.5 0.00 0.0
1993 15.9 5.3 0.00 0.0
1992 28.2 11.0 0.00 0.0
1991 22.5 1.5 0.00 0.0
1990 17.6 -0.2 0.00 0.0
1989 16.0 2.2 0.28 0.0
1988 16.4 8.1 0.00 0.0
1987 26.1 10.5 0.00 0.0
1986 10.5 0.1 0.20 0.0
1985 17.0 -2.3 0.00 0.0
1984 17.2 -3.8 0.00 0.0
1983 8.3 -8.6 0.00 0.0
1982 12.7 -2.7 0.00 0.0
1981 16.3 -0.3 0.00 0.0
1980 17.3 5.3 0.20 0.0
1979 17.2 1.7 0.00 0.0
1978 21.4 6.7 0.00 0.0
1977 12.3 5.2 0.00 0.0
1976 18.3 8.3 0.00 0.0
1975 20.6 -1.1 0.00 0.0
1974 1.7 -5.6 0.00 0.0
1973 11.7 2.8 0.00 0.0
1972 17.2 10.0 0.00 0.0
1971 6.7 -0.6 0.03 0.5
1970 25.6 7.2 0.00 0.0
1969 15.6 2.8 0.00 0.0
1968 18.9 2.2 0.00 0.0
1967 18.9 3.9 0.00 0.0
1966 17.2 -1.7 0.00 0.0
1965 16.1 2.2 0.00 0.0
1964 15.6 2.8 0.05 0.0
1963 25.0 8.9 0.00 0.0
1962 22.2 3.3 0.00 0.0
1961 13.3 -2.2 0.00 0.0
1960 15.6 3.3 0.00 0.0
1959 1.7 -3.3 0.03 0.0
1958 8.9 0.0 0.05 0.0
1957 24.4 5.6 0.00 0.0
1956 15.6 0.6 0.00 0.0
1955 10.6 -2.2 0.30 0.0
1954 2.8 -6.1 0.00 0.0
1953 18.9 0.0 0.00 0.0
1952 16.1 6.1 0.00 0.0
1951 17.8 6.7 0.00 0.0
1950 -0.6 -2.2 0.25 2.5
1949 15.6 8.3 0.56 0.0
1948 11.1 -7.2 0.00 0.0
1947 17.8 0.0 0.00 0.0
1946 22.2 7.2 0.00 0.0
1945 20.0 7.8 0.00 0.0
1944 3.3 -2.8 0.00 0.0
1943 18.3 -1.7 0.00 0.0
1942 23.3 8.3 0.00 0.0
1941 11.1 0.0 0.00 0.0
1940 19.4 2.2 0.00 0.0
1939 16.7 8.3 0.00 0.0
1938 21.1 7.8 0.00 0.0
1937 2.8 -1.1 0.00 0.0
1936 6.1 0.0 0.00 0.0
1935 23.3 -0.6 0.00 0.0
1934 20.6 2.8 0.00 0.0
1933 13.3 -1.7 0.00 0.0
1932 21.7 6.7 0.00 0.0
1931 20.0 2.2 0.00 0.0
1930 13.3 0.0 0.20 0.0
1929 21.1 1.7 0.00 0.0
1928 14.4 2.2 0.00 0.0
1927 12.2 4.4 0.03 0.0
1926 13.3 3.3 0.00 0.0
1925 2.2 -3.3 1.04 10.4
1924 20.6 3.3 0.00 0.0
1923 20.6 1.7 0.00 0.0
1922 26.1 5.6 0.00 0.0
1921 14.4 -3.3 0.00 0.0
1920 30.0 3.3 0.00 0.0
1919 19.4 -1.7 0.00 0.0
1918 20.6 -1.1 0.00 0.0
1917 17.2 1.7 0.00 0.0
1916 16.1 0.0 0.20 0.0
1915 19.4 -0.6 0.00 0.0
1914 26.1 1.1 0.00 0.0
1913 20.6 3.3 0.00 0.0
1912 20.6 2.8 0.00 0.0
1911 12.2 -0.6 0.00 0.0
1910 15.0 2.2 0.00 0.0
1909 15.6 2.8 0.00 0.0
1908 19.4 -1.1 0.00 0.0
1907 22.2 4.4 0.00 0.0
1906 18.3 3.3 0.00 0.0
1905 16.1 -5.6 0.00 0.0
1904 24.4 2.8 0.00 0.0
1903 13.3 -3.3 0.00 0.0
1902 12.8 0.6 0.00 0.0
1901 13.9 -2.2 0.00 0.0
1900 4.4 -4.4 0.00 0.0
1899 18.9 5.0 0.00 0.0
1898 6.7 -2.2 0.00 0.0
1897 17.8 -0.6 0.00 0.0
1896 18.9 1.7 0.00 0.0
1895 18.3 7.2 0.00 0.0
1894 15.0 -2.8 0.00 0.0
1893 9.4 2.8 0.05 0.0
1892 23.9 -2.8 0.00 0.0
1891 11.1 -1.7 1.14 0.0
1890 11.1 5.6 0.00 0.0
1889 16.1 0.6 0.00 0.0
1888 24.4 8.3 0.00 0.0
1887 20.6 8.3 0.00 0.0
1886 23.3 1.1 0.00 0.0
1885 23.3 2.2 0.00 0.0
1884 6.1 -5.6 0.00 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 9/30?
For the date of Sep 30, the highest temperature ever reached in Calgary history is 30.0 °C which happened in 1920.
Highest Temperatures in Calgary on September 30
Rank Temperature Year
1 30.0 °C 1920
2 28.2 °C 1992
3 26.8 °C 2011
4 26.1 °C 1987
4 26.1 °C 1914
4 26.1 °C 1922
7 25.8 °C 1997
8 25.6 °C 1970
9 25.0 °C 1963
10 24.4 °C 1904
10 24.4 °C 2008
10 24.4 °C 1888
10 24.4 °C 1957
What's the all-time low for Calgary on 9/30?
For the date of Sep 30, the lowest temperature ever reached in Calgary history is -8.6 °C which happened in 1983.
Lowest Temperatures in Calgary on September 30
Rank Temperature Year
1 -8.6 °C 1983
2 -7.2 °C 1948
3 -6.1 °C 1954
4 -5.6 °C 1884
4 -5.6 °C 1905
4 -5.6 °C 1974
7 -4.6 °C 2019
8 -4.4 °C 1900
9 -3.8 °C 1984
10 -3.4 °C 2004
Lowest High Temperatures in Calgary on September 30
Rank Temperature Year
1 -0.6 °C 1950
2 0.1 °C 2018
3 0.2 °C 2019
4 1.3 °C 1996
5 1.7 °C 1959
5 1.7 °C 1974
7 2.2 °C 1925
8 2.8 °C 1937
8 2.8 °C 1954
10 3.3 °C 1999
10 3.3 °C 1944
What's the most it has ever rained in Calgary on 9/30?
For the date of Sep 30, the most precipitation ever recorded in Calgary history is 1.14 cm which happened in 1891.
All-Time Most Precipitation in Calgary on September 30
Rank Precipitation Year
1 1.14 cm 1891
2 1.06 cm 2002
3 1.04 cm 1925
4 0.74 cm 1996
5 0.56 cm 1949
6 0.48 cm 2023
7 0.30 cm 1955
8 0.29 cm 2019
9 0.28 cm 1989
10 0.25 cm 1950
All-Time Most Snow in Calgary on September 30
Rank Precipitation Year
1 10.4 cm 1925
2 5.2 cm 1996
3 3.8 cm 2019
4 2.8 cm 2002
5 2.5 cm 1950
6 1.3 cm 1999
7 0.5 cm 1971
8 0.4 cm 2018
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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