Calgary May 1 Weather Records

Daily averages and all-time records for weather in Calgary, Alberta for the date of May 1.
May 1 All-Time Records
1881–2024
Highest temperature 25.9 °C 2023
Lowest temperature -16.7 °C 1954
Lowest daily high -0.6 °C 1954
Highest daily low 10.1 °C 1987
Most precipitation 2.57 cm 1902
Most snow 25.4 cm 1902
May 1 Average Weather
1991–2020 1
Average high 14.1 °C
Average low 0.8 °C
Chance precipitation 32.9%
Chance snow 14.2%
Calgary May 1 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 25.9 6.8 0.00 0.0
2022 14.9 3.9 0.00 0.0
2021 12.9 1.0 0.02 0.0
2020 15.2 0.5 0.00 0.0
2019 7.0 -2.4 0.00 0.0
2018 13.2 5.5 0.04 0.0
2017 13.0 1.3 0.00 0.0
2016 21.0 0.6 0.00 0.0
2015 17.9 2.4 0.00 0.0
2014 21.6 7.9 0.00 0.0
2013 10.9 -8.3 0.00 0.0
2012 6.5 2.2 2.44 0.0
2011 13.7 -0.5 0.00 0.0
2010 12.4 -1.1 0.00 0.0
2009 14.0 -1.7 0.00 0.0
2008 11.9 0.0 0.64 4.4
2007 16.4 3.7 0.00 0.0
2006 12.0 -1.9 0.00 0.0
2005 6.8 -6.3 0.00 0.0
2004 21.7 -2.8 0.00 0.0
2003 16.6 -0.2 0.00 0.0
2002 14.9 -1.8 0.00 0.0
2001 12.6 0.1 0.00 0.0
2000 20.2 4.0 0.00 0.0
1999 19.0 -0.9 0.00 0.0
1998 22.5 2.9 0.00 0.0
1997 5.8 1.9 0.30 0.2
1996 9.5 -2.1 0.43 1.0
1995 6.2 -3.5 0.00 0.0
1994 12.9 2.4 0.00 0.0
1993 16.8 -1.2 0.00 0.0
1992 15.0 -0.6 0.18 0.0
1991 10.3 -3.1 0.00 0.0
1990 14.7 -0.1 0.00 0.0
1989 16.1 1.2 0.62 0.0
1988 11.3 1.3 0.00 0.0
1987 20.8 10.1 0.27 0.0
1986 10.1 -2.9 0.00 0.0
1985 20.2 1.3 0.00 0.0
1984 14.0 -1.9 0.00 0.0
1983 11.5 1.0 0.00 0.0
1982 20.3 1.5 0.00 0.0
1981 22.3 8.3 0.00 0.0
1980 24.5 1.8 0.00 0.0
1979 3.4 -1.3 0.00 0.0
1978 15.8 3.8 0.52 0.0
1977 19.7 -0.4 0.00 0.0
1976 20.6 6.1 0.00 0.0
1975 6.7 0.0 0.00 0.0
1974 8.9 0.6 0.23 2.8
1973 12.8 -5.6 0.00 0.0
1972 13.3 -3.3 0.00 0.0
1971 20.0 0.0 0.00 0.0
1970 19.4 0.6 0.00 0.0
1969 13.3 1.7 0.00 0.0
1968 14.4 -0.6 0.00 0.0
1967 6.1 -1.7 0.00 0.0
1966 7.2 -2.8 0.00 0.0
1965 8.3 0.0 0.10 1.3
1964 16.1 5.0 0.36 0.0
1963 8.3 0.6 0.23 2.3
1962 16.7 3.3 0.00 0.0
1961 18.3 -0.6 0.00 0.0
1960 15.0 0.6 0.91 0.3
1959 1.7 -2.2 0.71 7.1
1958 18.9 1.7 0.00 0.0
1957 20.0 3.9 0.00 0.0
1956 0.6 -10.0 0.28 2.8
1955 5.6 -0.6 0.00 0.0
1954 -0.6 -16.7 0.00 0.0
1953 2.8 0.0 0.05 0.3
1952 15.0 2.2 0.00 0.0
1951 5.0 1.1 1.60 0.5
1950 12.2 -4.4 0.00 0.0
1949 14.4 -4.4 0.00 0.0
1948 6.1 0.0 0.53 5.3
1947 20.0 0.0 0.00 0.0
1946 17.8 -1.7 0.00 0.0
1945 15.0 0.0 0.00 0.0
1944 11.1 0.6 0.64 0.0
1943 14.4 3.9 0.00 0.0
1942 15.6 0.0 0.00 0.0
1941 23.9 4.4 0.08 0.0
1940 18.9 2.2 0.00 0.0
1939 18.9 -4.4 0.00 0.0
1938 18.3 5.0 0.13 0.0
1937 20.6 4.4 0.00 0.0
1936 20.0 3.3 0.00 0.0
1935 6.7 -1.1 0.00 0.0
1934 6.7 0.0 0.10 1.0
1933 15.6 0.0 0.00 0.0
1932 14.4 -0.6 0.00 0.0
1931 22.8 6.7 0.00 0.0
1930 14.4 2.2 0.00 0.0
1929 14.4 1.1 0.05 0.0
1928 10.6 0.6 0.00 0.0
1927 6.7 1.1 0.43 0.0
1926 12.2 0.6 1.02 10.2
1925 17.2 7.2 0.00 0.0
1924 21.7 4.4 0.00 0.0
1923 12.2 -1.1 0.00 0.0
1922 22.2 -1.7 0.00 0.0
1921 13.9 -3.9 0.00 0.0
1920 2.8 -2.2 0.33 3.3
1919 15.6 0.0 0.00 0.0
1918 23.3 3.3 0.00 0.0
1917 12.2 -5.6 0.00 0.0
1916 16.7 3.3 0.36 0.0
1915 7.8 1.7 0.30 0.0
1914 22.8 2.8 0.00 0.0
1913 11.7 -7.2 0.00 0.0
1912 2.8 0.6 0.66 0.0
1911 13.9 -3.3 0.00 0.0
1910 11.7 -7.8 0.00 0.0
1909 11.7 -1.1 0.10 1.0
1908 18.3 -3.9 0.00 0.0
1907 6.1 -2.2 0.00 0.0
1906 13.9 6.1 0.25 0.0
1905 11.1 1.1 0.76 3.8
1904 4.4 0.6 0.86 0.0
1903 8.9 -3.3 0.15 1.5
1902 10.0 0.6 2.57 25.4
1901 21.1 6.1 0.00 0.0
1900 22.8 3.9 0.00 0.0
1899 0.0 -8.3 0.00 0.0
1898 13.3 -5.0 0.00 0.0
1897 22.2 3.9 0.00 0.0
1896 14.4 -0.6 0.00 0.0
1895 20.0 3.3 0.00 0.0
1894 6.7 -1.1 0.00 0.0
1893 16.7 -0.6 0.00 0.0
1892 1.1 -4.4 0.00 0.0
1891 9.4 -5.0 0.00 0.0
1890 25.6 6.7 0.00 0.0
1889 20.0 0.0 0.00 0.0
1888 7.2 3.9 1.93 0.0
1887 12.2 -3.9 0.00 0.0
1886 2.2 -7.2 0.00 0.0
1885 20.6 -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 5/1?
For the date of May 1, the highest temperature ever reached in Calgary history is 25.9 °C which happened in 2023.
Highest Temperatures in Calgary on May 1
Rank Temperature Year
1 25.9 °C 2023
2 25.6 °C 1890
3 24.5 °C 1980
4 23.9 °C 1941
5 23.3 °C 1918
6 22.8 °C 1914
6 22.8 °C 1900
6 22.8 °C 1931
9 22.5 °C 1998
10 22.3 °C 1981
What's the all-time low for Calgary on 5/1?
For the date of May 1, the lowest temperature ever reached in Calgary history is -16.7 °C which happened in 1954.
Lowest Temperatures in Calgary on May 1
Rank Temperature Year
1 -16.7 °C 1954
2 -10.0 °C 1956
3 -8.3 °C 1899
3 -8.3 °C 2013
5 -7.8 °C 1910
6 -7.2 °C 1913
6 -7.2 °C 1886
8 -6.3 °C 2005
9 -5.6 °C 1973
9 -5.6 °C 1917
Lowest High Temperatures in Calgary on May 1
Rank Temperature Year
1 -0.6 °C 1954
2 0.0 °C 1899
3 0.6 °C 1956
4 1.1 °C 1892
5 1.7 °C 1959
6 2.2 °C 1886
7 2.8 °C 1912
7 2.8 °C 1920
7 2.8 °C 1953
10 3.4 °C 1979
What's the most it has ever rained in Calgary on 5/1?
For the date of May 1, the most precipitation ever recorded in Calgary history is 2.57 cm which happened in 1902.
All-Time Most Precipitation in Calgary on May 1
Rank Precipitation Year
1 2.57 cm 1902
2 2.44 cm 2012
3 1.93 cm 1888
4 1.60 cm 1951
5 1.02 cm 1926
6 0.91 cm 1960
7 0.86 cm 1904
8 0.76 cm 1905
9 0.71 cm 1959
10 0.66 cm 1912
All-Time Most Snow in Calgary on May 1
Rank Precipitation Year
1 25.4 cm 1902
2 10.2 cm 1926
3 7.1 cm 1959
4 5.3 cm 1948
5 4.4 cm 2008
6 3.8 cm 1905
7 3.3 cm 1920
8 2.8 cm 1956
8 2.8 cm 1974
10 2.3 cm 1963
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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