Calgary May 12 Weather Records

Daily averages and all-time records for weather in Calgary, Alberta for the date of May 12.
May 12 All-Time Records
1881–2024
Highest temperature 28.6 °C 2013
Lowest temperature -10.0 °C 1899
Lowest daily high 5.0 °C 1935
Highest daily low 14.0 °C 2013
Most precipitation 2.82 cm 1991
Most snow 3.8 cm 1946
May 12 Average Weather
1991–2020 1
Average high 15.5 °C
Average low 2.6 °C
Chance precipitation 37.9%
Chance snow 10.4%
Calgary May 12 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 21.2 3.4 0.00 0.0
2022 16.7 -0.5 0.00 0.0
2021 17.8 0.2 0.00 0.0
2020 10.4 1.9 0.00 0.0
2019 21.4 11.5 0.00 0.0
2018 22.1 3.5 0.00 0.0
2017 19.7 9.3 0.20 0.0
2016 8.6 0.5 0.61 0.2
2015 14.3 -3.5 0.00 0.0
2014 16.8 -1.8 0.00 0.0
2013 28.6 14.0 0.00 0.0
2012 22.0 4.8 0.00 0.0
2011 23.1 5.9 0.00 0.0
2010 18.5 -1.0 0.00 0.0
2009 10.6 0.3 0.58 0.0
2008 12.6 1.9 0.14 0.0
2007 23.7 4.9 0.00 0.0
2006 16.8 5.1 0.00 0.0
2005 19.8 1.1 0.00 0.0
2004 7.3 -2.2 0.12 1.2
2003 17.4 0.7 0.04 0.0
2002 18.4 0.1 0.00 0.0
2001 25.8 2.8 0.00 0.0
2000 12.0 -3.3 0.00 0.0
1999 6.4 0.5 0.72 0.0
1998 19.6 0.6 0.00 0.0
1997 27.1 3.7 0.00 0.0
1996 13.1 2.2 0.02 0.0
1995 12.0 1.7 0.77 0.4
1994 21.8 7.0 0.00 0.0
1993 n/a n/a n/a n/a
1992 10.1 -2.8 0.00 0.0
1991 11.1 8.2 2.82 0.0
1990 7.7 0.2 0.34 3.4
1989 13.5 0.7 0.00 0.0
1988 24.4 10.6 0.00 0.0
1987 18.5 9.2 0.14 0.0
1986 13.0 1.4 0.00 0.0
1985 14.1 2.6 0.00 0.0
1984 17.0 2.8 0.00 0.0
1983 14.0 -4.7 0.00 0.0
1982 15.2 3.5 0.32 0.0
1981 14.8 -0.3 0.00 0.0
1980 18.6 0.9 0.00 0.0
1979 15.0 -0.6 0.04 0.0
1978 15.2 1.4 0.00 0.0
1977 18.3 3.4 0.00 0.0
1976 21.1 5.6 0.00 0.0
1975 19.4 6.1 0.00 0.0
1974 8.3 1.1 0.71 0.0
1973 20.0 -3.9 0.00 0.0
1972 21.1 6.7 0.00 0.0
1971 27.2 3.3 0.00 0.0
1970 7.8 -2.8 0.10 1.5
1969 22.2 6.1 0.03 0.0
1968 16.1 0.6 0.00 0.0
1967 8.3 -5.6 0.00 0.0
1966 11.1 -1.7 0.00 0.0
1965 21.1 5.0 0.00 0.0
1964 18.9 7.2 0.00 0.0
1963 11.7 0.0 0.00 0.0
1962 10.6 1.7 0.15 0.0
1961 16.7 0.6 0.08 0.0
1960 27.2 7.2 0.23 0.0
1959 14.4 -1.1 0.00 0.0
1958 10.0 6.1 0.00 0.0
1957 17.2 0.0 0.00 0.0
1956 8.9 0.0 0.05 0.3
1955 13.3 -1.1 0.13 0.0
1954 12.8 1.7 0.03 0.0
1953 10.0 -2.8 0.00 0.0
1952 19.4 6.7 0.00 0.0
1951 18.9 5.6 0.00 0.0
1950 25.0 8.3 0.00 0.0
1949 24.4 11.1 0.00 0.0
1948 15.6 0.0 0.00 0.0
1947 21.7 3.3 0.36 0.0
1946 10.6 2.2 0.38 3.8
1945 6.7 0.0 0.30 1.5
1944 19.4 -0.6 0.00 0.0
1943 7.8 -3.9 0.00 0.0
1942 13.9 6.7 0.00 0.0
1941 18.3 11.1 0.13 0.0
1940 16.1 2.2 0.38 0.0
1939 22.2 -3.9 0.00 0.0
1938 18.3 4.4 0.03 0.0
1937 18.9 3.3 0.00 0.0
1936 14.4 -2.2 0.00 0.0
1935 5.0 0.0 0.10 1.0
1934 16.7 1.1 0.00 0.0
1933 15.0 3.3 0.00 0.0
1932 24.4 7.8 0.00 0.0
1931 26.1 5.6 0.00 0.0
1930 12.8 2.8 0.00 0.0
1929 23.9 1.7 0.00 0.0
1928 16.7 3.3 0.00 0.0
1927 17.2 1.1 0.00 0.0
1926 17.8 3.3 0.00 0.0
1925 23.3 0.6 0.00 0.0
1924 21.1 0.6 0.00 0.0
1923 15.6 1.1 0.25 0.0
1922 15.6 1.1 0.00 0.0
1921 7.8 -1.1 0.05 0.0
1920 13.3 4.4 0.10 0.0
1919 15.6 1.1 0.00 0.0
1918 21.1 0.0 0.00 0.0
1917 26.7 2.2 0.00 0.0
1916 11.1 -3.3 0.10 1.0
1915 18.3 2.8 1.22 0.0
1914 16.1 -1.1 0.00 0.0
1913 12.2 0.0 0.74 0.0
1912 19.4 -1.1 0.00 0.0
1911 11.7 4.4 0.00 0.0
1910 21.1 0.6 0.36 0.0
1909 12.8 -3.3 0.13 0.0
1908 13.3 4.4 0.53 0.0
1907 13.9 0.0 0.00 0.0
1906 21.1 6.7 0.03 0.0
1905 12.2 1.1 0.36 0.0
1904 13.3 -5.0 0.00 0.0
1903 23.3 1.1 0.00 0.0
1902 17.8 -0.6 0.00 0.0
1901 23.9 4.4 0.00 0.0
1900 17.8 8.3 0.00 0.0
1899 8.3 -10.0 0.25 2.5
1898 16.7 4.4 0.66 0.0
1897 26.1 7.8 0.00 0.0
1896 16.1 4.4 0.36 0.0
1895 21.7 -0.6 0.00 0.0
1894 20.6 -2.8 0.00 0.0
1893 21.1 7.8 0.00 0.0
1892 11.1 -1.1 0.00 0.0
1891 25.0 3.3 0.00 0.0
1890 19.4 -5.0 0.00 0.0
1889 10.0 3.9 0.00 0.0
1888 16.7 2.2 0.00 0.0
1887 10.6 -0.6 0.15 0.0
1886 8.9 -4.4 0.00 0.0
1885 23.3 -1.7 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 5/12?
For the date of May 12, the highest temperature ever reached in Calgary history is 28.6 °C which happened in 2013.
Highest Temperatures in Calgary on May 12
Rank Temperature Year
1 28.6 °C 2013
2 27.2 °C 1960
2 27.2 °C 1971
4 27.1 °C 1997
5 26.7 °C 1917
6 26.1 °C 1931
6 26.1 °C 1897
8 25.8 °C 2001
9 25.0 °C 1891
9 25.0 °C 1950
What's the all-time low for Calgary on 5/12?
For the date of May 12, the lowest temperature ever reached in Calgary history is -10.0 °C which happened in 1899.
Lowest Temperatures in Calgary on May 12
Rank Temperature Year
1 -10.0 °C 1899
2 -5.6 °C 1967
3 -5.0 °C 1890
3 -5.0 °C 1904
5 -4.7 °C 1983
6 -4.4 °C 1886
7 -3.9 °C 1943
7 -3.9 °C 1939
7 -3.9 °C 1973
10 -3.5 °C 2015
Lowest High Temperatures in Calgary on May 12
Rank Temperature Year
1 5.0 °C 1935
2 6.4 °C 1999
3 6.7 °C 1945
4 7.3 °C 2004
5 7.7 °C 1990
6 7.8 °C 1921
6 7.8 °C 1943
6 7.8 °C 1970
9 8.3 °C 1899
9 8.3 °C 1974
9 8.3 °C 1967
What's the most it has ever rained in Calgary on 5/12?
For the date of May 12, the most precipitation ever recorded in Calgary history is 2.82 cm which happened in 1991.
All-Time Most Precipitation in Calgary on May 12
Rank Precipitation Year
1 2.82 cm 1991
2 1.22 cm 1915
3 0.77 cm 1995
4 0.74 cm 1913
5 0.72 cm 1999
6 0.71 cm 1974
7 0.66 cm 1898
8 0.61 cm 2016
9 0.58 cm 2009
10 0.53 cm 1908
All-Time Most Snow in Calgary on May 12
Rank Precipitation Year
1 3.8 cm 1946
2 3.4 cm 1990
3 2.5 cm 1899
4 1.5 cm 1945
4 1.5 cm 1970
6 1.2 cm 2004
7 1.0 cm 1935
7 1.0 cm 1916
9 0.4 cm 1995
10 0.3 cm 1956
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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