Every April in Lawton, OK from 1913 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 | 67 | 6 | 78.8 | 18 | 55.2 | 3 | 6.57 | 6 | 0 |
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| 2025 | 63.3 | 35 | 76 | 42 | 50.6 | 36 | 13.92 | 1 | 0 |
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| 2024 | 63.7 | 29 | 77.2 | 31 | 50.2 | 38 | 3.89 | 33 | 0 |
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| 2023 | 60.3 | 77 | 74.3 | 68 | 46.3 | 90 | 1.10 | 90 | 0 |
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| 2022 | 64.8 | 19 | 78.8 | 18 | 50.7 | 35 | 2.19 | 66 | 0 |
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| 2021 | 59 | 90 | 71.6 | 93 | 46.4 | 89 | 3.87 | 35 | 0 |
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| 2020 | 60.4 | 76 | 73.7 | 77 | 47 | 84 | 1.74 | 74 | 0 |
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| 2019 | 63.8 | 28 | 76.6 | 36 | 51 | 29 | 4.40 | 21 | 0 |
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| 2018 | 57.1 | 104 | 72.7 | 85 | 41.5 | 108 | 1.44 | 83 | 0 |
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| 2017 | 63.1 | 39 | 75 | 56 | 51.2 | 24 | 3.34 | 43 | 0 |
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| 2016 | 62.5 | 47 | 75.5 | 50 | 49.6 | 46 | 6.06 | 10 | 0 |
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| 2015 | 62.5 | 47 | 73.4 | 80 | 51.5 | 22 | 3.91 | 31 | 0 |
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| 2014 | 61.7 | 63 | 75.9 | 44 | 47.5 | 71 | 0.97 | 93 | 0 |
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| 2013 | 57 | 105 | 70.3 | 100 | 43.8 | 106 | 2.24 | 62 | 0 |
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| 2012 | 66.2 | 10 | 78.2 | 21 | 54.2 | 4 | 1.49 | 81 | 0 |
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| 2011 | 66 | 13 | 82.5 | 3 | 49.6 | 46 | 0.22 | 105 | 0 |
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| 2010 | 62.1 | 54 | 74.2 | 71 | 49.9 | 40 | 2.90 | 52 | 0 |
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| 2009 | 62.7 | 46 | 77.5 | 29 | 47.9 | 66 | 7.09 | 4 | 0 |
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| 2008 | 61.2 | 66 | 75.7 | 47 | 46.6 | 87 | 3.13 | 48 | 0 |
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| 2007 | 58.2 | 98 | 69.6 | 103 | 46.8 | 86 | 1.38 | 85 | 0 |
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| 2006 | 68.9 | 2 | 84.3 | 1 | 53.5 | 8 | 0.93 | 95 | 0 |
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| 2005 | 61.6 | 64 | 75.6 | 48 | 47.5 | 71 | 0.41 | 103 | 0 |
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| 2004 | 62.2 | 52 | 74.4 | 63 | 49.9 | 40 | 3.15 | 46 | 0 |
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| 2003 | 62.5 | 47 | 77 | 32 | 47.9 | 66 | 1.12 | 89 | 0 |
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| 2002 | 62.9 | 43 | 73.1 | 82 | 52.6 | 14 | 4.00 | 29 | 0 |
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| 2001 | 64.3 | 23 | 76.1 | 41 | 52.5 | 15 | 1.10 | 90 | 0 |
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| 2000 | 59.9 | 82 | 72.3 | 89 | 47.5 | 71 | 3.51 | 40 | 0 |
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| 1999 | 61 | 69 | 73.9 | 74 | 48.2 | 61 | 3.60 | 39 | 0 |
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| 1998 | 58 | 100 | 71.5 | 95 | 44.4 | 104 | 3.11 | 50 | 0 |
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| 1997 | 55.1 | 107 | 66 | 111 | 44.7 | 101 | 6.23 | 7 | 3 |
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| 1996 | | | | | | | 1.65 | 78 | 7 |
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| 1995 | 58.8 | 92 | 71.3 | 96 | 46.3 | 90 | 4.47 | 19 | 3 |
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| 1994 | 61 | 69 | 74.6 | 61 | 47.3 | 78 | 1.74 | 74 | 0 |
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| 1993 | 57.8 | 102 | 69.4 | 105 | 46.2 | 93 | 3.12 | 49 | 0 |
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| 1992 | 60.5 | 75 | 72.1 | 90 | 48.9 | 54 | 6.09 | 8 | 0 |
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| 1991 | 63.1 | 39 | 76.6 | 36 | 49.6 | 46 | 4.51 | 18 | 0 |
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| 1990 | 58.7 | 93 | 70.1 | 102 | 47.4 | 76 | 5.57 | 12 | 1 |
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| 1989 | 63.6 | 30 | 76 | 42 | 51.2 | 24 | 0.10 | 110 | 0 |
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| 1988 | 58.7 | 93 | 72.1 | 90 | 45.9 | 94 | 1.88 | 73 | 3 |
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| 1987 | 61.8 | 60 | 75.5 | 50 | 48.1 | 62 | 0.11 | 109 | 0 |
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| 1986 | 62.9 | 43 | 74.4 | 63 | 51.8 | 19 | 3.25 | 45 | 2 |
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| 1985 | 63.3 | 35 | 75.5 | 50 | 51 | 29 | 3.32 | 44 | 0 |
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| 1983 | | | 69.2 | 107 | | | 2.24 | 62 | 4 |
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| 1982 | 59.3 | 87 | 73.9 | 74 | 44.8 | 99 | 0.47 | 101 | 2 |
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| 1981 | | | 77.9 | 24 | | | 3.91 | 31 | 4 |
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| 1980 | 59.8 | 85 | 74.4 | 63 | 45.5 | 96 | 0.84 | 96 | 1 |
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| 1979 | 60.1 | 80 | 70.3 | 100 | 49.8 | 43 | 4.05 | 28 | 1 |
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| 1978 | 64.7 | 20 | 78.3 | 20 | 51.1 | 27 | 2.70 | 54 | 1 |
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| 1977 | 63.2 | 38 | 74.7 | 58 | 51.6 | 21 | 2.01 | 68 | 0 |
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| 1976 | 62.8 | 45 | 74.3 | 68 | 51.3 | 23 | 5.16 | 13 | 1 |
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| 1975 | | | 73.2 | 81 | 48.1 | 62 | 1.65 | 78 | 4 |
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| 1974 | 64.2 | 24 | 77.5 | 29 | 50.4 | 37 | 2.88 | 53 | 2 |
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| 1973 | 58.6 | 95 | 69.6 | 103 | 47.6 | 69 | 4.34 | 22 | 1 |
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| 1972 | 67.4 | 5 | 81.1 | 5 | 53.7 | 6 | 4.77 | 17 | 1 |
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| 1971 | 65.5 | 17 | 79.6 | 11 | 51 | 29 | 1.43 | 84 | 1 |
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| 1970 | 63.9 | 27 | 77.6 | 28 | 50.1 | 39 | 1.23 | 87 | 0 |
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| 1969 | 63.5 | 31 | 75.8 | 45 | 51.2 | 24 | 0.21 | 106 | 0 |
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| 1968 | 61.6 | 64 | 74.7 | 58 | 48.5 | 58 | 1.67 | 77 | 0 |
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| 1967 | 68.3 | 3 | 79.6 | 11 | 56.8 | 1 | 4.47 | 19 | 1 |
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| 1966 | 62 | 57 | 76.4 | 40 | 47.5 | 71 | 3.83 | 36 | 0 |
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| 1965 | 66 | 13 | 79 | 16 | 53 | 11 | 1.94 | 70 | 0 |
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| 1964 | 65.3 | 18 | 79.5 | 13 | 51 | 29 | 1.28 | 86 | 0 |
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| 1963 | 66.1 | 12 | 78 | 23 | 54.1 | 5 | 4.27 | 23 | 2 |
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| 1962 | 60.2 | 79 | 71.3 | 96 | 49.2 | 51 | 1.58 | 80 | 0 |
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| 1961 | 60.3 | 77 | 73.9 | 74 | 47.2 | 81 | 0.45 | 102 | 1 |
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| 1960 | 64 | 25 | 76.9 | 33 | 51.1 | 27 | 0.83 | 97 | 0 |
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| 1959 | 61.8 | 60 | 75.6 | 48 | 47.9 | 66 | 3.38 | 42 | 0 |
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| 1958 | 58.2 | 98 | 69.1 | 108 | 47.3 | 78 | 2.36 | 60 | 0 |
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| 1957 | 57.9 | 101 | 68.9 | 109 | 46.9 | 85 | 5.80 | 11 | 0 |
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| 1956 | 62.1 | 54 | 76.5 | 39 | 47.3 | 78 | 0.20 | 107 | 1 |
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| 1955 | | | | | | | | | 8 |
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| 1954 | 66.2 | 10 | 79.1 | 14 | 53.2 | 10 | 3.15 | 46 | 1 |
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| 1953 | 59.3 | 87 | 73 | 83 | 45 | 97 | 1.22 | 88 | 2 |
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| 1952 | 59.9 | 82 | 72.5 | 86 | 47.4 | 76 | 2.18 | 67 | 0 |
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| 1951 | 61.2 | 66 | 75.8 | 45 | 46.5 | 88 | 0.53 | 100 | 1 |
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| 1950 | 62.2 | 52 | 75.2 | 53 | 49.1 | 52 | 0.80 | 98 | 0 |
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| 1949 | 60 | 81 | 71.6 | 93 | 48.3 | 60 | 1.08 | 92 | 0 |
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| 1948 | 66.5 | 8 | 80.9 | 6 | 52 | 18 | 2.23 | 64 | 0 |
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| 1947 | 61.1 | 68 | 72.4 | 88 | 49.7 | 45 | 6.08 | 9 | 0 |
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| 1946 | 66.5 | 8 | 80.1 | 10 | 52.8 | 12 | 1.49 | 81 | 0 |
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| 1945 | 59.9 | 82 | 71.3 | 96 | 48.5 | 58 | 3.72 | 37 | 0 |
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| 1944 | 61.9 | 59 | 75.1 | 55 | 48.7 | 56 | 3.51 | 40 | 0 |
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| 1943 | 67 | 6 | 80.5 | 8 | 53.5 | 8 | 1.93 | 71 | 0 |
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| 1942 | 64.7 | 20 | 76.6 | 36 | 52.7 | 13 | | | 0 |
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| 1941 | 63.3 | 35 | 74.4 | 63 | 52.2 | 16 | 4.11 | 26 | 0 |
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| 1940 | 63 | 42 | 76.7 | 35 | 49.3 | 50 | 4.23 | 24 | 0 |
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| 1939 | 62.5 | 47 | 76.9 | 33 | 48.1 | 62 | 0.18 | 108 | 0 |
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| 1938 | 60.8 | 71 | 73.6 | 78 | 48 | 65 | 1.93 | 71 | 0 |
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| 1937 | 63.4 | 33 | 77.8 | 25 | 48.9 | 54 | 2.64 | 57 | 0 |
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| 1936 | 63.4 | 33 | 80.4 | 9 | 46.3 | 90 | 0.33 | 104 | 0 |
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| 1935 | 61.8 | 60 | 74.6 | 61 | 49 | 53 | 1.72 | 76 | 0 |
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| 1934 | 64 | 25 | 78.2 | 21 | 49.8 | 43 | 0.94 | 94 | 0 |
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| 1933 | 62.5 | 47 | 77.8 | 25 | 47.2 | 81 | 2.25 | 61 | 0 |
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| 1932 | 64.4 | 22 | 77.8 | 25 | 50.9 | 33 | 2.47 | 59 | 0 |
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| 1931 | 57.6 | 103 | 70.6 | 99 | 44.8 | 99 | 2.63 | 58 | 1 |
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| 1930 | 68.2 | 4 | 82.7 | 2 | 53.6 | 7 | 4.81 | 15 | 0 |
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| 1929 | 65.9 | 15 | 80.9 | 6 | 50.8 | 34 | 0.07 | 111 | 0 |
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| 1928 | 59 | 90 | 74.7 | 58 | 43.5 | 107 | 2.23 | 64 | 1 |
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| 1927 | 65.6 | 16 | 79.1 | 14 | 52.1 | 17 | 3.66 | 38 | 0 |
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| 1926 | 58.3 | 97 | 72.1 | 90 | 44.4 | 104 | 2.92 | 51 | 0 |
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| 1925 | 69.1 | 1 | 82.4 | 4 | 55.9 | 2 | 6.88 | 5 | 0 |
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| 1924 | 60.8 | 71 | 74 | 72 | 47.6 | 69 | 4.79 | 16 | 0 |
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| 1923 | 62.1 | 54 | 74.3 | 68 | 49.9 | 40 | 4.11 | 26 | 0 |
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| 1922 | 63.5 | 31 | 75.2 | 53 | 51.7 | 20 | 7.57 | 3 | 0 |
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| 1921 | 60.7 | 73 | 74 | 72 | 47.5 | 71 | 2.65 | 56 | 0 |
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| 1920 | 59.1 | 89 | 73.5 | 79 | 44.6 | 102 | 3.88 | 34 | 1 |
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| 1919 | 60.7 | 73 | 72.8 | 84 | 48.7 | 56 | 4.95 | 14 | 0 |
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| 1918 | 58.5 | 96 | 72.5 | 86 | 44.5 | 103 | 2.69 | 55 | 0 |
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| 1917 | 59.8 | 85 | 74.8 | 57 | 44.9 | 98 | 0.71 | 99 | 0 |
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| 1916 | 55.3 | 106 | 69.4 | 105 | 41.3 | 109 | 3.99 | 30 | 2 |
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| 1915 | 62 | 57 | 74.4 | 63 | 49.5 | 49 | 9.76 | 2 | 0 |
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| 1914 | | | 68.9 | 109 | 45.8 | 95 | 4.18 | 25 | 4 |
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| 1913 | 63.1 | 39 | 79 | 16 | 47.2 | 81 | 1.98 | 69 | 0 |
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