Calgary May 11 Weather Records

Daily averages and all-time records for weather in Calgary, Alberta for the date of May 11.
May 11 All-Time Records
1881–2024
Highest temperature 27.8 °C 1917
Lowest temperature -6.5 °C 1999
Lowest daily high 0.5 °C 2004
Highest daily low 10.6 °C 1906
Most precipitation 3.48 cm 1909
Most snow 20.8 cm 1909
May 11 Average Weather
1991–2020 1
Average high 15.4 °C
Average low 2.4 °C
Chance precipitation 37.7%
Chance snow 11.0%
Calgary May 11 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 19.4 3.0 0.08 0.0
2022 13.2 0.8 0.00 0.0
2021 n/a n/a n/a n/a
2020 8.1 -0.5 0.00 0.0
2019 23.6 0.7 0.00 0.0
2018 16.4 3.3 0.02 0.0
2017 22.8 5.0 0.16 0.0
2016 15.4 0.1 0.00 0.0
2015 16.0 0.2 0.23 2.3
2014 12.1 -3.5 0.00 0.0
2013 27.4 5.3 0.00 0.0
2012 15.7 1.4 0.00 0.0
2011 21.4 2.9 0.00 0.0
2010 13.8 -1.9 0.00 0.0
2009 17.7 1.7 0.00 0.0
2008 13.8 2.6 0.00 0.0
2007 22.3 0.7 0.00 0.0
2006 18.6 -0.9 0.00 0.0
2005 12.1 -0.5 0.00 0.0
2004 0.5 -1.2 1.98 19.8
2003 16.1 -1.1 0.00 0.0
2002 13.8 1.6 0.00 0.0
2001 18.4 -0.5 0.00 0.0
2000 3.4 0.2 0.14 1.0
1999 12.6 -6.5 0.00 0.0
1998 19.3 1.5 0.00 0.0
1997 19.1 0.3 0.00 0.0
1996 6.9 -1.6 0.08 0.4
1995 21.8 9.3 0.00 0.0
1994 24.9 3.3 0.00 0.0
1993 n/a n/a n/a n/a
1992 4.1 -0.5 0.22 2.2
1991 21.1 1.6 0.10 0.0
1990 10.4 0.3 0.58 1.6
1989 13.7 2.6 0.93 0.0
1988 25.0 10.4 0.00 0.0
1987 25.0 5.4 0.00 0.0
1986 10.4 0.8 0.02 0.0
1985 9.8 0.5 0.08 0.4
1984 12.5 -1.9 0.00 0.0
1983 13.2 -5.8 0.00 0.0
1982 18.7 -0.6 0.00 0.0
1981 13.1 -1.1 0.02 0.0
1980 18.1 -1.7 0.00 0.0
1979 14.6 -0.1 0.00 0.0
1978 9.8 2.4 0.72 0.0
1977 15.6 7.6 1.15 0.0
1976 16.7 2.8 0.23 0.0
1975 18.3 2.2 0.00 0.0
1974 9.4 1.1 0.05 0.0
1973 14.4 0.6 0.00 0.0
1972 18.9 -1.7 0.00 0.0
1971 24.4 2.8 0.00 0.0
1970 2.8 -1.7 0.76 10.9
1969 25.0 3.3 0.00 0.0
1968 20.6 -4.4 0.00 0.0
1967 3.3 -3.3 0.20 2.8
1966 11.1 -1.7 0.00 0.0
1965 19.4 1.7 0.00 0.0
1964 15.6 -0.6 0.00 0.0
1963 11.7 1.7 0.00 0.0
1962 15.0 -0.6 0.00 0.0
1961 9.4 -0.6 0.03 0.0
1960 27.2 10.0 0.00 0.0
1959 9.4 -2.8 0.00 0.0
1958 19.4 5.6 0.00 0.0
1957 12.2 0.6 0.00 0.0
1956 6.7 0.0 2.13 5.1
1955 16.7 -1.1 0.00 0.0
1954 10.0 4.4 3.00 0.0
1953 6.1 -1.1 0.10 1.0
1952 21.7 8.9 0.00 0.0
1951 23.3 6.7 0.00 0.0
1950 20.0 7.2 0.00 0.0
1949 27.2 5.6 0.00 0.0
1948 10.6 -0.6 0.03 0.0
1947 17.2 1.7 0.00 0.0
1946 21.7 0.6 0.00 0.0
1945 14.4 0.0 0.89 0.5
1944 13.3 -2.2 0.00 0.0
1943 3.9 -4.4 0.00 0.0
1942 16.7 5.0 0.00 0.0
1941 26.7 2.8 0.00 0.0
1940 18.9 8.3 0.00 0.0
1939 17.2 -0.6 0.00 0.0
1938 18.3 5.0 0.00 0.0
1937 15.6 2.2 0.00 0.0
1936 5.6 1.1 0.71 0.0
1935 4.4 -0.6 1.32 2.0
1934 13.3 7.8 0.00 0.0
1933 15.0 1.1 0.00 0.0
1932 21.1 -0.6 0.00 0.0
1931 23.9 5.0 0.00 0.0
1930 8.3 2.2 0.00 0.0
1929 20.0 5.6 0.05 0.0
1928 20.6 2.8 0.00 0.0
1927 17.8 4.4 0.00 0.0
1926 16.7 3.9 0.00 0.0
1925 23.3 -4.4 0.00 0.0
1924 21.1 6.7 0.00 0.0
1923 17.8 4.4 0.10 0.0
1922 16.7 -2.2 0.00 0.0
1921 15.6 1.1 0.00 0.0
1920 12.2 0.0 0.53 0.0
1919 16.1 -0.6 0.05 0.0
1918 18.9 3.3 0.00 0.0
1917 27.8 1.1 0.00 0.0
1916 8.3 0.0 0.30 3.0
1915 19.4 2.2 1.96 0.0
1914 15.0 -2.2 0.00 0.0
1913 17.2 2.2 0.00 0.0
1912 18.3 0.0 0.00 0.0
1911 16.1 -1.1 0.00 0.0
1910 11.1 0.6 0.05 0.5
1909 4.4 1.7 3.48 20.8
1908 15.6 5.6 0.08 0.0
1907 14.4 0.6 0.00 0.0
1906 25.6 10.6 0.00 0.0
1905 8.3 -3.3 0.25 2.5
1904 10.0 -1.7 0.30 0.0
1903 17.2 -1.1 0.00 0.0
1902 19.4 1.7 0.00 0.0
1901 21.1 -1.1 0.00 0.0
1900 22.2 5.6 0.38 0.0
1899 14.4 0.6 0.18 0.0
1898 19.4 -1.1 0.00 0.0
1897 19.4 1.7 0.00 0.0
1896 17.2 -2.8 0.00 0.0
1895 20.0 0.0 0.00 0.0
1894 14.4 -5.0 0.00 0.0
1893 22.2 1.1 0.00 0.0
1892 7.8 0.6 0.00 0.0
1891 21.1 -1.7 0.00 0.0
1890 10.0 0.6 0.00 0.0
1889 24.4 2.2 0.00 0.0
1888 13.9 1.1 0.03 0.0
1887 11.7 -0.6 0.10 0.0
1886 12.2 -1.7 0.00 0.0
1885 20.0 -2.2 0.00 0.0
1884 n/a n/a n/a n/a
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 5/11?
For the date of May 11, the highest temperature ever reached in Calgary history is 27.8 °C which happened in 1917.
Highest Temperatures in Calgary on May 11
Rank Temperature Year
1 27.8 °C 1917
2 27.4 °C 2013
3 27.2 °C 1949
3 27.2 °C 1960
5 26.7 °C 1941
6 25.6 °C 1906
7 25.0 °C 1969
7 25.0 °C 1987
7 25.0 °C 1988
10 24.9 °C 1994
What's the all-time low for Calgary on 5/11?
For the date of May 11, the lowest temperature ever reached in Calgary history is -6.5 °C which happened in 1999.
Lowest Temperatures in Calgary on May 11
Rank Temperature Year
1 -6.5 °C 1999
2 -5.8 °C 1983
3 -5.0 °C 1894
4 -4.4 °C 1925
4 -4.4 °C 1968
4 -4.4 °C 1943
7 -3.5 °C 2014
8 -3.3 °C 1905
8 -3.3 °C 1967
10 -2.8 °C 1896
10 -2.8 °C 1959
Lowest High Temperatures in Calgary on May 11
Rank Temperature Year
1 0.5 °C 2004
2 2.8 °C 1970
3 3.3 °C 1967
4 3.4 °C 2000
5 3.9 °C 1943
6 4.1 °C 1992
7 4.4 °C 1935
7 4.4 °C 1909
9 5.6 °C 1936
10 6.1 °C 1953
What's the most it has ever rained in Calgary on 5/11?
For the date of May 11, the most precipitation ever recorded in Calgary history is 3.48 cm which happened in 1909.
All-Time Most Precipitation in Calgary on May 11
Rank Precipitation Year
1 3.48 cm 1909
2 3.00 cm 1954
3 2.13 cm 1956
4 1.98 cm 2004
5 1.96 cm 1915
6 1.32 cm 1935
7 1.15 cm 1977
8 0.93 cm 1989
9 0.89 cm 1945
10 0.76 cm 1970
All-Time Most Snow in Calgary on May 11
Rank Precipitation Year
1 20.8 cm 1909
2 19.8 cm 2004
3 10.9 cm 1970
4 5.1 cm 1956
5 3.0 cm 1916
6 2.8 cm 1967
7 2.5 cm 1905
8 2.3 cm 2015
9 2.2 cm 1992
10 2.0 cm 1935
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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