Calgary August 20 Weather Records

Daily averages and all-time records for weather in Calgary, Alberta for the date of August 20.
August 20 All-Time Records
1881–2024
Highest temperature 32.8 °C 1967
Lowest temperature 1.1 °C 1945
Lowest daily high 9.4 °C 1906
Highest daily low 15.4 °C 2020
Most precipitation 2.94 cm 1988
Most snow none -
August 20 Average Weather
1991–2020 1
Average high 22.7 °C
Average low 8.8 °C
Chance precipitation 33.1%
Chance snow 0.3%
Calgary August 20 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 20.0 5.2 0.00 0.0
2022 27.2 15.1 0.00 0.0
2021 19.0 10.0 0.08 0.0
2020 25.4 15.4 0.00 0.0
2019 25.9 9.7 0.00 0.0
2018 19.5 10.4 0.08 0.0
2017 20.4 6.7 0.00 0.0
2016 25.2 9.0 0.00 0.0
2015 20.2 10.8 0.18 0.0
2014 14.5 10.3 1.31 0.0
2013 24.0 8.1 0.00 0.0
2012 29.4 11.4 0.00 0.0
2011 23.1 6.1 0.00 0.0
2010 17.4 10.2 0.00 0.0
2009 22.9 11.4 0.00 0.0
2008 22.4 11.8 0.02 0.0
2007 21.9 10.0 0.00 0.0
2006 24.1 9.8 0.00 0.0
2005 26.8 6.8 0.00 0.0
2004 26.9 7.9 0.00 0.0
2003 22.2 10.9 0.08 0.0
2002 20.1 9.8 0.24 0.0
2001 24.5 6.7 0.00 0.0
2000 20.5 8.6 0.00 0.0
1999 26.0 9.2 0.00 0.0
1998 27.0 7.4 0.00 0.0
1997 25.8 5.8 0.00 0.0
1996 21.8 9.5 0.00 0.0
1995 22.4 3.4 0.00 0.0
1994 28.8 10.7 0.00 0.0
1993 25.4 10.6 0.00 0.0
1992 15.0 8.8 0.00 0.0
1991 24.5 14.2 0.00 0.0
1990 24.8 13.8 0.00 0.0
1989 22.6 9.1 0.00 0.0
1988 12.3 8.3 2.94 0.0
1987 19.9 6.0 0.00 0.0
1986 23.1 5.5 0.00 0.0
1985 14.0 8.9 0.02 0.0
1984 22.9 7.8 0.00 0.0
1983 24.0 7.1 0.00 0.0
1982 23.3 6.2 0.00 0.0
1981 26.1 12.4 0.00 0.0
1980 18.5 7.3 0.58 0.0
1979 23.5 9.1 0.00 0.0
1978 11.2 4.0 0.62 0.0
1977 21.4 10.6 0.14 0.0
1976 19.4 8.3 0.00 0.0
1975 22.2 8.3 0.00 0.0
1974 15.0 4.4 0.00 0.0
1973 22.2 2.8 0.00 0.0
1972 19.4 12.8 1.93 0.0
1971 31.1 12.2 0.00 0.0
1970 26.7 5.0 0.00 0.0
1969 25.6 3.3 0.00 0.0
1968 12.8 7.2 0.23 0.0
1967 32.8 7.8 0.00 0.0
1966 17.2 3.3 0.00 0.0
1965 25.6 7.8 0.00 0.0
1964 21.7 6.7 0.00 0.0
1963 21.1 10.0 0.18 0.0
1962 26.7 11.7 0.00 0.0
1961 24.4 10.0 0.00 0.0
1960 20.0 5.6 0.71 0.0
1959 11.1 7.8 0.66 0.0
1958 24.4 8.3 0.00 0.0
1957 23.3 7.8 0.00 0.0
1956 27.8 5.6 0.00 0.0
1955 13.9 6.7 0.03 0.0
1954 13.3 8.9 0.41 0.0
1953 26.7 10.0 0.00 0.0
1952 21.1 7.2 0.00 0.0
1951 19.4 3.9 0.00 0.0
1950 25.0 6.1 0.10 0.0
1949 26.7 6.1 0.76 0.0
1948 20.6 3.3 0.00 0.0
1947 17.2 6.1 0.00 0.0
1946 27.8 10.6 0.03 0.0
1945 23.3 1.1 0.00 0.0
1944 21.7 4.4 0.00 0.0
1943 21.7 11.1 0.00 0.0
1942 23.3 12.2 0.48 0.0
1941 26.1 11.1 0.56 0.0
1940 29.4 5.0 0.00 0.0
1939 30.6 2.8 0.46 0.0
1938 22.2 3.9 0.00 0.0
1937 23.9 2.2 0.00 0.0
1936 25.0 8.9 0.00 0.0
1935 21.1 7.2 0.00 0.0
1934 21.7 11.1 0.56 0.0
1933 12.2 6.1 2.29 0.0
1932 15.6 12.8 0.46 0.0
1931 27.8 12.2 0.00 0.0
1930 21.1 7.2 0.56 0.0
1929 22.8 8.9 0.00 0.0
1928 17.2 9.4 0.23 0.0
1927 20.0 12.8 0.99 0.0
1926 21.1 3.3 0.00 0.0
1925 30.0 6.7 0.00 0.0
1924 15.6 7.2 0.66 0.0
1923 18.3 12.8 0.64 0.0
1922 25.6 7.2 0.00 0.0
1921 27.8 8.9 0.00 0.0
1920 25.6 5.0 0.00 0.0
1919 28.3 6.7 0.00 0.0
1918 30.0 6.1 0.00 0.0
1917 28.9 10.0 0.00 0.0
1916 19.4 5.6 0.00 0.0
1915 20.0 12.8 0.58 0.0
1914 24.4 5.6 0.00 0.0
1913 22.8 4.4 0.00 0.0
1912 25.6 7.8 0.00 0.0
1911 17.2 9.4 1.04 0.0
1910 26.7 7.2 0.00 0.0
1909 23.3 7.8 0.00 0.0
1908 20.0 11.7 0.00 0.0
1907 20.6 2.2 0.00 0.0
1906 9.4 6.7 0.64 0.0
1905 20.6 2.8 0.00 0.0
1904 10.6 3.9 0.69 0.0
1903 21.1 7.2 0.00 0.0
1902 21.7 5.6 0.00 0.0
1901 21.1 5.6 0.18 0.0
1900 25.6 7.8 0.00 0.0
1899 14.4 8.3 0.41 0.0
1898 29.4 13.3 0.00 0.0
1897 32.2 10.6 0.00 0.0
1896 20.6 6.1 0.18 0.0
1895 22.2 6.1 0.00 0.0
1894 31.7 10.6 0.00 0.0
1893 28.9 7.8 0.00 0.0
1892 20.0 5.0 0.00 0.0
1891 21.1 7.2 0.00 0.0
1890 28.9 8.3 0.00 0.0
1889 27.8 6.7 0.00 0.0
1888 27.8 10.0 0.00 0.0
1887 20.0 12.2 0.33 0.0
1886 20.0 11.1 0.00 0.0
1885 20.6 1.7 0.00 0.0
1884 16.7 5.0 0.43 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 8/20?
For the date of Aug 20, the highest temperature ever reached in Calgary history is 32.8 °C which happened in 1967.
Highest Temperatures in Calgary on August 20
Rank Temperature Year
1 32.8 °C 1967
2 32.2 °C 1897
3 31.7 °C 1894
4 31.1 °C 1971
5 30.6 °C 1939
6 30.0 °C 1925
6 30.0 °C 1918
8 29.4 °C 1898
8 29.4 °C 2012
8 29.4 °C 1940
What's the all-time low for Calgary on 8/20?
For the date of Aug 20, the lowest temperature ever reached in Calgary history is 1.1 °C which happened in 1945.
Lowest Temperatures in Calgary on August 20
Rank Temperature Year
1 1.1 °C 1945
2 1.7 °C 1885
3 2.2 °C 1937
3 2.2 °C 1907
5 2.8 °C 1905
5 2.8 °C 1939
5 2.8 °C 1973
8 3.3 °C 1926
8 3.3 °C 1969
8 3.3 °C 1966
8 3.3 °C 1948
Lowest High Temperatures in Calgary on August 20
Rank Temperature Year
1 9.4 °C 1906
2 10.6 °C 1904
3 11.1 °C 1959
4 11.2 °C 1978
5 12.2 °C 1933
6 12.3 °C 1988
7 12.8 °C 1968
8 13.3 °C 1954
9 13.9 °C 1955
10 14.0 °C 1985
What's the most it has ever rained in Calgary on 8/20?
For the date of Aug 20, the most precipitation ever recorded in Calgary history is 2.94 cm which happened in 1988.
All-Time Most Precipitation in Calgary on August 20
Rank Precipitation Year
1 2.94 cm 1988
2 2.29 cm 1933
3 1.93 cm 1972
4 1.31 cm 2014
5 1.04 cm 1911
6 0.99 cm 1927
7 0.76 cm 1949
8 0.71 cm 1960
9 0.69 cm 1904
10 0.66 cm 1924
10 0.66 cm 1959
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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