Every May in Muscle Shoals, AL from 1893 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.
| Year | Mean, °F | Rank | High, °F | Rank | Low, °F | Rank | Precipitation, in | Rank | Days missing |
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| 2026 | 70.6 | 39 | 81.2 | 59 | 60 | 34 | 6.67 | 20 | 0 |
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| 2025 | 71.2 | 33 | 79.4 | 91 | 63 | 10 | 7.58 | 11 | 0 |
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| 2024 | 74.1 | 7 | 84 | 20 | 64.3 | 3 | 4.17 | 62 | 0 |
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| 2023 | 70.4 | 44 | 81.2 | 59 | 59.6 | 37 | 2.45 | 102 | 0 |
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| 2022 | 72.4 | 17 | 83.6 | 23 | 61.2 | 24 | 3.64 | 76 | 1 |
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| 2021 | 68.9 | 78 | 79.8 | 86 | 57.9 | 67 | 3.11 | 85 | 0 |
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| 2020 | 69 | 74 | 79.5 | 88 | 58.5 | 55 | 4.03 | 69 | 0 |
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| 2019 | 74.6 | 6 | 85.9 | 8 | 63.3 | 8 | 4.81 | 51 | 0 |
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| 2018 | 76 | 1 | 87 | 3 | 65 | 1 | 4.78 | 52 | 0 |
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| 2017 | 69.4 | 67 | 81.7 | 48 | 57.1 | 84 | 4.96 | 46 | 0 |
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| 2016 | 69.8 | 56 | 80.9 | 66 | 58.7 | 51 | 1.16 | 118 | 0 |
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| 2015 | 70.5 | 40 | 82.2 | 40 | 58.9 | 48 | 5.01 | 44 | 0 |
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| 2014 | 70.2 | 50 | 82.3 | 39 | 58.2 | 62 | 2.11 | 109 | 0 |
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| 2013 | 69 | 74 | 79.5 | 88 | 58.4 | 57 | 4.11 | 66 | 0 |
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| 2012 | 73.7 | 12 | 86.7 | 4 | 60.8 | 25 | 4.28 | 60 | 0 |
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| 2011 | 70 | 55 | 81.1 | 63 | 58.8 | 50 | 3.00 | 89 | 0 |
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| 2010 | 72.4 | 17 | 82.9 | 30 | 62 | 17 | 7.44 | 12 | 0 |
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| 2009 | 70.4 | 44 | 79.3 | 93 | 61.5 | 21 | 6.21 | 22 | 0 |
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| 2008 | 68.5 | 86 | 80 | 83 | 57.1 | 84 | 6.84 | 17 | 0 |
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| 2007 | 72.4 | 17 | 85.7 | 11 | 59 | 46 | 1.45 | 114 | 0 |
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| 2006 | 70.3 | 49 | 81.2 | 59 | 59.5 | 38 | 4.40 | 59 | 0 |
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| 2005 | 68 | 94 | 80.3 | 75 | 55.6 | 105 | 0.82 | 121 | 0 |
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| 2004 | 73.9 | 9 | 84.8 | 17 | 62.9 | 12 | 4.95 | 47 | 1 |
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| 2003 | 69.5 | 63 | 78.3 | 102 | 60.7 | 29 | 5.61 | 29 | 0 |
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| 2002 | 67.3 | 101 | 78.2 | 103 | 56.5 | 90 | 5.50 | 33 | 0 |
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| 2001 | 69.3 | 68 | 80.3 | 75 | 58.3 | 60 | 5.45 | 36 | 0 |
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| 2000 | 73.5 | 14 | 83.5 | 24 | 63.5 | 6 | 1.81 | 110 | 0 |
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| 1999 | 69.2 | 69 | 80.7 | 71 | 57.6 | 74 | 4.99 | 45 | 0 |
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| 1998 | 73.8 | 10 | 85 | 14 | 62.5 | 14 | 1.56 | 111 | 0 |
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| 1995 | | | 80.7 | 71 | | | | | 11 |
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| 1994 | 67.1 | 103 | 77.9 | 106 | 56.3 | 92 | 7.64 | 10 | 0 |
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| 1993 | 69.1 | 71 | 79.9 | 85 | 58.3 | 60 | 4.76 | 53 | 0 |
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| 1992 | 67.8 | 98 | 79.4 | 91 | 56.1 | 94 | 2.85 | 95 | 0 |
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| 1991 | 73 | 15 | 81.6 | 52 | 64.3 | 3 | 11.14 | 3 | 0 |
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| 1990 | 66.6 | 112 | 77.3 | 113 | 55.8 | 100 | 6.80 | 18 | 0 |
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| 1989 | 66.8 | 106 | 77.4 | 112 | 56.2 | 93 | 5.60 | 31 | 0 |
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| 1988 | 68.4 | 88 | 83.5 | 24 | 53.4 | 121 | 1.54 | 112 | 0 |
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| 1987 | 74.1 | 7 | 86.3 | 6 | 61.9 | 18 | 1.18 | 117 | 0 |
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| 1986 | 70.4 | 44 | 80.9 | 66 | 59.8 | 36 | 6.71 | 19 | 0 |
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| 1985 | 69.5 | 63 | 79.8 | 86 | 59.1 | 43 | 3.63 | 77 | 0 |
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| 1984 | 66.8 | 106 | 77.6 | 110 | 56 | 98 | 8.51 | 5 | 0 |
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| 1983 | 67.3 | 101 | 77.2 | 116 | 57.3 | 80 | 11.86 | 1 | 0 |
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| 1982 | 71 | 36 | 82.9 | 30 | 59.2 | 42 | 2.99 | 90 | 0 |
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| 1981 | 65.4 | 119 | 76.6 | 120 | 54.3 | 114 | 3.65 | 75 | 0 |
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| 1980 | 68.3 | 89 | 77.5 | 111 | 59.1 | 43 | 8.02 | 8 | 0 |
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| 1979 | 66.8 | 106 | 76.4 | 125 | 57.3 | 80 | 4.15 | 63 | 0 |
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| 1978 | 68.3 | 89 | 78.6 | 99 | 57.9 | 67 | 8.34 | 7 | 0 |
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| 1977 | 72.3 | 23 | 84.3 | 18 | 60.3 | 32 | 2.64 | 98 | 0 |
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| 1976 | 62.9 | 128 | 74.1 | 130 | 51.7 | 125 | 4.76 | 53 | 0 |
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| 1975 | 69.8 | 56 | 81.5 | 54 | 58.2 | 62 | 4.91 | 48 | 0 |
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| 1974 | 69 | 74 | 79.2 | 95 | 58.9 | 48 | 6.94 | 15 | 0 |
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| 1973 | 65 | 121 | 77.3 | 113 | 52.6 | 123 | 3.74 | 72 | 0 |
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| 1972 | 69.1 | 71 | 80.9 | 66 | 57.3 | 80 | 3.19 | 84 | 0 |
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| 1971 | 64.2 | 126 | 76.9 | 118 | 51.5 | 127 | 5.96 | 26 | 0 |
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| 1970 | 70.4 | 44 | 82.9 | 30 | 57.8 | 71 | 6.31 | 21 | 0 |
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| 1969 | 69.7 | 58 | 82.1 | 41 | 57.4 | 79 | 3.34 | 83 | 0 |
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| 1968 | 68 | 94 | 79 | 96 | 56.9 | 88 | 8.00 | 9 | 0 |
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| 1967 | 68 | 94 | 78.6 | 99 | 57.5 | 76 | 9.13 | 4 | 0 |
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| 1966 | 68 | 94 | 80 | 83 | 56.1 | 94 | 5.29 | 39 | 0 |
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| 1965 | 72.5 | 16 | 85.6 | 12 | 59.4 | 40 | 2.43 | 103 | 0 |
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| 1964 | 70.4 | 44 | 82.8 | 35 | 57.9 | 67 | 3.83 | 71 | 0 |
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| 1963 | 70.2 | 50 | 81.7 | 48 | 58.7 | 51 | 4.45 | 58 | 0 |
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| 1962 | 75.4 | 2 | 90 | 1 | 60.8 | 25 | 1.41 | 115 | 0 |
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| 1961 | 64.4 | 124 | 77 | 117 | 51.9 | 124 | 3.72 | 73 | 0 |
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| 1960 | 66.5 | 115 | 78.2 | 103 | 54.7 | 113 | 2.95 | 93 | 0 |
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| 1959 | 72 | 27 | 81.7 | 48 | 62.2 | 16 | 3.85 | 70 | 0 |
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| 1958 | 69.6 | 60 | 80.2 | 78 | 59.1 | 43 | 4.26 | 61 | 0 |
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| 1957 | 70.8 | 37 | 80.9 | 66 | 60.8 | 25 | 2.37 | 104 | 0 |
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| 1956 | 72.4 | 17 | 83 | 29 | 61.9 | 18 | 0.51 | 124 | 0 |
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| 1955 | 71.7 | 31 | 82 | 43 | 61.5 | 21 | 5.55 | 32 | 0 |
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| 1954 | 64.4 | 124 | 74.6 | 129 | 54.1 | 118 | 3.56 | 81 | 0 |
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| 1953 | 72.3 | 23 | 81.8 | 46 | 62.9 | 12 | 3.03 | 88 | 0 |
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| 1952 | 70.2 | 50 | 81.4 | 55 | 59 | 46 | 2.72 | 97 | 0 |
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| 1951 | 68.9 | 78 | 82.1 | 41 | 55.8 | 100 | 0.64 | 123 | 0 |
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| 1950 | 72.4 | 17 | 82.4 | 38 | 62.4 | 15 | 3.62 | 78 | 0 |
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| 1949 | 71.2 | 33 | 82 | 43 | 60.4 | 31 | 2.62 | 100 | 0 |
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| 1948 | 68.8 | 81 | 79.5 | 88 | 58 | 66 | 3.57 | 80 | 0 |
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| 1947 | 66.7 | 110 | 77.8 | 108 | 55.6 | 105 | 3.08 | 86 | 0 |
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| 1946 | 67 | 104 | 76.5 | 122 | 57.5 | 76 | 5.61 | 29 | 0 |
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| 1945 | 66.3 | 117 | 76.5 | 122 | 56.1 | 94 | 3.61 | 79 | 0 |
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| 1944 | 71.9 | 29 | 82.9 | 30 | 60.8 | 25 | 2.63 | 99 | 0 |
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| 1943 | 72 | 27 | 82.7 | 36 | 61.3 | 23 | 2.88 | 94 | 0 |
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| 1942 | 69.5 | 63 | 81.3 | 57 | 57.6 | 74 | 0.72 | 122 | 0 |
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| 1941 | 72.4 | 17 | 84.9 | 15 | 59.9 | 35 | 0.16 | 126 | 0 |
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| 1940 | 66 | 118 | 80.2 | 78 | 51.7 | 125 | 2.96 | 92 | 0 |
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| 1939 | 68.6 | 82 | 80.8 | 70 | 56.5 | 90 | 11.29 | 2 | 0 |
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| 1938 | 70.7 | 38 | 82.6 | 37 | 58.7 | 51 | 4.04 | 68 | 0 |
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| 1937 | 70.2 | 50 | 82.9 | 30 | 57.5 | 76 | 5.23 | 40 | 0 |
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| 1936 | 71.8 | 30 | 86.6 | 5 | 57 | 87 | 0.83 | 120 | 0 |
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| 1935 | 69.6 | 60 | 81.2 | 59 | 57.9 | 67 | 4.67 | 56 | 0 |
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| 1934 | 71.3 | 32 | 84 | 20 | 58.5 | 55 | 1.48 | 113 | 0 |
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| 1933 | 73.7 | 12 | 85.5 | 13 | 61.9 | 18 | 6.12 | 23 | 0 |
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| 1932 | 68.1 | 92 | 80.2 | 78 | 56.1 | 94 | 2.78 | 96 | 0 |
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| 1931 | 65.4 | 119 | 77.3 | 113 | 53.5 | 120 | 3.69 | 74 | 0 |
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| 1930 | 70.5 | 40 | 81.7 | 48 | 59.4 | 40 | 8.51 | 5 | 1 |
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| 1929 | 68.6 | 82 | 78.7 | 98 | 58.4 | 57 | 6.06 | 24 | 0 |
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| 1928 | 66.7 | 110 | 78.1 | 105 | 55.3 | 109 | 4.82 | 50 | 0 |
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| 1927 | 70.5 | 40 | 81.4 | 55 | 59.5 | 38 | 4.74 | 55 | 0 |
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| 1926 | 68.6 | 82 | 83.1 | 28 | 54.2 | 116 | 4.15 | 63 | 0 |
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| 1925 | 69.6 | 60 | 85.8 | 10 | 53.3 | 122 | 2.29 | 106 | 0 |
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| 1924 | 64.2 | 126 | 76.6 | 120 | 51.4 | 128 | 6.02 | 25 | 1 |
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| 1923 | 66.8 | 106 | 76.9 | 118 | 56.6 | 89 | 5.40 | 37 | 0 |
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| 1922 | 69.7 | 58 | 80.7 | 71 | 58.7 | 51 | 5.40 | 37 | 1 |
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| 1921 | 69.5 | 63 | 83.3 | 26 | 55.7 | 104 | 1.14 | 119 | 0 |
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| 1920 | 69.2 | 69 | 80.7 | 71 | 57.7 | 73 | 5.70 | 28 | 0 |
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| 1919 | 64.6 | 123 | 75 | 127 | 54.2 | 116 | 6.96 | 14 | 0 |
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| 1918 | 70.2 | 50 | 83.3 | 26 | 57.1 | 84 | 5.22 | 41 | 0 |
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| 1917 | 62.2 | 129 | 76.5 | 122 | 47.9 | 129 | 3.08 | 86 | 0 |
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| 1916 | 70.5 | 40 | 84.9 | 15 | 56 | 98 | 5.22 | 41 | 0 |
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| 1913 | 68.2 | 91 | 81 | 64 | 55.5 | 107 | 4.08 | 67 | 1 |
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| 1912 | 68.9 | 78 | 81.9 | 45 | 55.8 | 100 | 4.13 | 65 | 1 |
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| 1911 | 73.8 | 10 | 84.1 | 19 | 63.5 | 6 | | | 0 |
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| 1910 | 66.6 | 112 | 77.9 | 106 | 55.2 | 111 | 5.46 | 35 | 1 |
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| 1909 | 67.6 | 99 | 79.3 | 93 | 55.8 | 100 | 5.50 | 33 | 1 |
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| 1908 | 71.2 | 33 | 81.8 | 46 | 60.2 | 33 | 5.14 | 43 | 1 |
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| 1907 | 64.7 | 122 | 75.1 | 126 | 54.3 | 114 | 7.19 | 13 | 0 |
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| 1906 | 68.5 | 86 | 81.6 | 52 | 55.4 | 108 | 3.37 | 82 | 0 |
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| 1905 | 72.1 | 26 | 81.3 | 57 | 63.1 | 9 | 4.87 | 49 | 2 |
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| 1904 | 68.1 | 92 | 81 | 64 | 55.3 | 109 | 4.47 | 57 | 0 |
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| 1903 | 69 | 74 | 80.1 | 81 | 57.8 | 71 | 6.90 | 16 | 0 |
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| 1902 | 75.4 | 2 | 87.8 | 2 | 63 | 10 | 0.47 | 125 | 0 |
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| 1901 | 66.9 | 105 | 80.1 | 81 | 53.8 | 119 | 2.32 | 105 | 0 |
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| 1900 | 69.1 | 71 | 80.3 | 75 | 58.4 | 57 | 5.72 | 27 | 2 |
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| 1899 | 75.2 | 4 | 86 | 7 | 64.4 | 2 | 1.39 | 116 | 0 |
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| 1898 | 72.2 | 25 | 83.9 | 22 | 60.5 | 30 | 2.22 | 107 | 0 |
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| 1897 | 66.6 | 112 | 78.4 | 101 | 54.8 | 112 | 2.19 | 108 | 0 |
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| 1896 | 75 | 5 | 85.9 | 8 | 64 | 5 | 2.98 | 91 | 0 |
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| 1895 | 67.5 | 100 | 77.7 | 109 | 57.3 | 80 | 2.50 | 101 | 0 |
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| 1894 | 68.6 | 82 | 79 | 96 | 58.2 | 62 | | | 0 |
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| 1893 | 66.4 | 116 | 74.9 | 128 | 58.1 | 65 | | | 2 |
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