Every July in Stillwater, OK 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 | 84.4 | 21 | 95.8 | 30 | 72.9 | 23 | 0.41 | 112 | 0 |
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| 2025 | 83.2 | 42 | 93.3 | 62 | 73 | 18 | 0.63 | 104 | 2 |
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| 2024 | 83.7 | 31 | 95.9 | 28 | 71.5 | 41 | 2.38 | 69 | 0 |
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| 2023 | 83.6 | 33 | 94.6 | 40 | 72.6 | 27 | 5.40 | 18 | 1 |
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| 2022 | 88.6 | 4 | 102.8 | 3 | 74.5 | 5 | 2.09 | 75 | 0 |
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| 2021 | 81.7 | 63 | 93.1 | 66 | 70.3 | 65 | 1.22 | 96 | 0 |
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| 2020 | 83.6 | 33 | 93.6 | 58 | 73.5 | 11 | 5.46 | 17 | 0 |
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| 2019 | 82.9 | 46 | 94.8 | 35 | 71 | 51 | 0.65 | 103 | 0 |
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| 2018 | 82.9 | 46 | 94.5 | 43 | 71.3 | 47 | 3.34 | 46 | 0 |
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| 2017 | 83.9 | 26 | 95.8 | 30 | 71.9 | 37 | 2.91 | 54 | 0 |
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| 2016 | 83.2 | 42 | 93.6 | 58 | 72.7 | 25 | 5.60 | 15 | 0 |
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| 2015 | 82.5 | 55 | 93 | 70 | 72 | 34 | 3.51 | 42 | 0 |
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| 2014 | 77.7 | 121 | 89.1 | 117 | 66.4 | 124 | 4.50 | 30 | 0 |
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| 2013 | 79.7 | 101 | 91.1 | 93 | 68.3 | 103 | 7.22 | 6 | 0 |
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| 2012 | 88.5 | 5 | 102.5 | 4 | 74.5 | 5 | 0.05 | 120 | 0 |
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| 2011 | 91.4 | 1 | 105.6 | 1 | 77.1 | 1 | 0.30 | 117 | 0 |
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| 2010 | 84.1 | 24 | 94.3 | 47 | 74 | 8 | 2.49 | 65 | 0 |
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| 2009 | 81.4 | 69 | 93.9 | 55 | 68.9 | 94 | 6.15 | 11 | 0 |
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| 2008 | 82.8 | 49 | 94.2 | 49 | 71.3 | 47 | 5.11 | 20 | 1 |
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| 2007 | | | | | | | 5.63 | 14 | 13 |
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| 2006 | 86.6 | 8 | 100.1 | 8 | 73 | 18 | 2.35 | 70 | 0 |
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| 2005 | 80.4 | 89 | 93.1 | 66 | 67.7 | 113 | 3.58 | 41 | 0 |
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| 2004 | 77.8 | 120 | 88.4 | 121 | 67.3 | 118 | 3.68 | 38 | 0 |
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| 2003 | 85.1 | 15 | 98.1 | 15 | 72.1 | 31 | | | 0 |
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| 2002 | 81.7 | 63 | 93.1 | 66 | 70.2 | 67 | 1.21 | 97 | 1 |
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| 2001 | 86.3 | 9 | 98.5 | 13 | 74.1 | 7 | 1.47 | 88 | 0 |
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| 2000 | 80.3 | 90 | 90.9 | 95 | 69.6 | 80 | 5.11 | 20 | 1 |
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| 1999 | 82 | 61 | 92.5 | 74 | 71.6 | 40 | 0.48 | 110 | 0 |
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| 1998 | 85.5 | 12 | 98.1 | 15 | 73 | 18 | 1.89 | 79 | 0 |
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| 1997 | 81.5 | 66 | 91.5 | 87 | 71.5 | 41 | | | 0 |
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| 1996 | 81.4 | 69 | 92.3 | 76 | 70.5 | 59 | 6.32 | 8 | 0 |
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| 1995 | 81.7 | 63 | 93.7 | 56 | 69.8 | 73 | 3.63 | 39 | 0 |
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| 1994 | 80.2 | 92 | 91.9 | 81 | 68.5 | 100 | 3.39 | 45 | 0 |
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| 1993 | 83.6 | 33 | 93.2 | 65 | 74 | 8 | 2.57 | 63 | 0 |
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| 1992 | 80.7 | 79 | 90.6 | 99 | 70.5 | 59 | 2.35 | 70 | 1 |
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| 1991 | 82.7 | 50 | 94.6 | 40 | 70.9 | 53 | 0.45 | 111 | 2 |
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| 1990 | 79.9 | 97 | 91.2 | 92 | 68.7 | 97 | 1.45 | 89 | 1 |
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| 1989 | 78.7 | 113 | 89.1 | 117 | 68.3 | 103 | 4.42 | 31 | 0 |
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| 1988 | 81.5 | 66 | 92.8 | 72 | 70.2 | 67 | 2.66 | 60 | 1 |
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| 1987 | 79.5 | 105 | 89.4 | 114 | 69.7 | 75 | 2.92 | 53 | 1 |
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| 1986 | 83.8 | 28 | 94.6 | 40 | 72.4 | 30 | 1.94 | 77 | 2 |
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| 1985 | 79.4 | 107 | 91.1 | 93 | 67.4 | 116 | 2.44 | 67 | 1 |
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| 1984 | 80.8 | 78 | 93.7 | 56 | 67.9 | 111 | 0.63 | 104 | 0 |
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| 1983 | 82.1 | 60 | 94.5 | 43 | 69.7 | 75 | 0.00 | 125 | 0 |
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| 1982 | 81.9 | 62 | 92.4 | 75 | 71.4 | 44 | 1.98 | 76 | 0 |
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| 1981 | 83.8 | 28 | 94.2 | 49 | 73.5 | 11 | 5.55 | 16 | 0 |
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| 1980 | 87.4 | 7 | 100.7 | 7 | 74 | 8 | 0.05 | 120 | 0 |
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| 1979 | 81 | 76 | 91.3 | 91 | 70.9 | 53 | 4.11 | 36 | 1 |
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| 1978 | 85.1 | 15 | 98.2 | 14 | 72 | 34 | 1.45 | 89 | 0 |
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| 1977 | 83.7 | 31 | 95.4 | 33 | 71.9 | 37 | 4.55 | 28 | 0 |
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| 1976 | 80.6 | 83 | 92.3 | 76 | 69 | 93 | 1.10 | 100 | 0 |
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| 1975 | 79.6 | 103 | 90.3 | 106 | 68.9 | 94 | 3.23 | 47 | 1 |
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| 1974 | 82.9 | 46 | 96.6 | 21 | 69.5 | 83 | 0.63 | 104 | 1 |
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| 1973 | 80.5 | 86 | 91.8 | 83 | 69.1 | 91 | 4.35 | 33 | 0 |
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| 1972 | 80.1 | 94 | 90.5 | 101 | 69.4 | 85 | 2.86 | 56 | 1 |
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| 1971 | 80.5 | 86 | 91.5 | 87 | 69.6 | 80 | 4.86 | 23 | 0 |
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| 1970 | 80.5 | 86 | 92.6 | 73 | 68.3 | 103 | 4.78 | 26 | 0 |
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| 1969 | 84.4 | 21 | 96.1 | 24 | 72.6 | 27 | 1.43 | 91 | 0 |
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| 1968 | 80.2 | 92 | 92.2 | 78 | 68.3 | 103 | 1.70 | 85 | 0 |
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| 1967 | 77.5 | 122 | 89.1 | 117 | 66 | 126 | 4.59 | 27 | 0 |
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| 1966 | 84.8 | 18 | 96.4 | 23 | 73.2 | 15 | 7.34 | 5 | 0 |
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| 1965 | 82.6 | 52 | 95.5 | 32 | 69.7 | 75 | 1.73 | 84 | 0 |
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| 1964 | 85.2 | 14 | 99.1 | 10 | 71.4 | 44 | 0.28 | 118 | 0 |
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| 1963 | 83.6 | 33 | 96 | 26 | 71.2 | 49 | 4.85 | 24 | 0 |
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| 1962 | 81.2 | 73 | 91.8 | 83 | 70.7 | 57 | 4.99 | 22 | 0 |
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| 1961 | 78.6 | 115 | 90 | 109 | 67.3 | 118 | 4.15 | 34 | 0 |
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| 1960 | 78.7 | 113 | 89.7 | 111 | 67.8 | 112 | 8.24 | 4 | 1 |
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| 1959 | 77.1 | 126 | 88.2 | 122 | 66.1 | 125 | 17.68 | 1 | 0 |
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| 1958 | 81.4 | 69 | 92.1 | 79 | 70.7 | 57 | 6.18 | 10 | 0 |
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| 1957 | 84.6 | 20 | 97.2 | 18 | 72.1 | 31 | 1.01 | 102 | 0 |
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| 1956 | 85.5 | 12 | 99.1 | 10 | 72 | 34 | 1.09 | 101 | 0 |
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| 1955 | 84.7 | 19 | 96.1 | 24 | 73.3 | 14 | 1.36 | 93 | 0 |
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| 1954 | 90.3 | 2 | 104.5 | 2 | 76.1 | 2 | 0.03 | 123 | 0 |
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| 1953 | 79.7 | 101 | 89.7 | 111 | 69.6 | 80 | 8.63 | 3 | 0 |
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| 1952 | 80.7 | 79 | 92.1 | 79 | 69.3 | 88 | 3.15 | 50 | 0 |
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| 1951 | 81 | 76 | 91.5 | 87 | 70.4 | 63 | 3.23 | 47 | 1 |
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| 1950 | 76.7 | 127 | 86.1 | 128 | 67.4 | 116 | 6.20 | 9 | 0 |
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| 1949 | 82.2 | 58 | 93 | 70 | 71.4 | 44 | 2.47 | 66 | 0 |
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| 1948 | 79.9 | 97 | 89.6 | 113 | 70.2 | 67 | 4.83 | 25 | 0 |
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| 1946 | 83.1 | 45 | 95.9 | 28 | 70.3 | 65 | 0.13 | 119 | 0 |
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| 1945 | 78.6 | 115 | 89.4 | 114 | 67.7 | 113 | 2.77 | 58 | 0 |
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| 1944 | 82.5 | 55 | 95.1 | 34 | 69.9 | 71 | 1.81 | 82 | 1 |
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| 1943 | 83.6 | 33 | 97.8 | 17 | 69.4 | 85 | 0.60 | 107 | 0 |
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| 1942 | 81.2 | 73 | 93.3 | 62 | 69.1 | 91 | 1.30 | 94 | 0 |
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| 1941 | 81.3 | 72 | 94.2 | 49 | 68.4 | 101 | 1.13 | 99 | 0 |
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| 1940 | 79.9 | 97 | 91.6 | 85 | 68.1 | 108 | 2.43 | 68 | 0 |
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| 1939 | 83.8 | 28 | 97.2 | 18 | 70.4 | 63 | 2.87 | 55 | 0 |
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| 1938 | 82.2 | 58 | 93.6 | 58 | 70.9 | 53 | 3.88 | 37 | 0 |
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| 1937 | 84.9 | 17 | 96.7 | 20 | 73.2 | 15 | 1.76 | 83 | 1 |
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| 1936 | 87.8 | 6 | 100.8 | 6 | 74.7 | 4 | 0.37 | 114 | 0 |
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| 1935 | 83.9 | 26 | 94.7 | 37 | 73 | 18 | 0.51 | 109 | 1 |
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| 1934 | 88.7 | 3 | 102.5 | 4 | 74.9 | 3 | | | 0 |
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| 1933 | 84 | 25 | 94.7 | 37 | 73.4 | 13 | | | 0 |
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| 1932 | 83.2 | 42 | 93.3 | 62 | 73.1 | 17 | 9.56 | 2 | 0 |
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| 1931 | 83.6 | 33 | 94.5 | 43 | 72.6 | 27 | 1.85 | 81 | 1 |
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| 1930 | 84.4 | 21 | 96.6 | 21 | 72.1 | 31 | 0.04 | 122 | 1 |
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| 1929 | 80.7 | 79 | 90.8 | 96 | 71 | 51 | 2.66 | 60 | 3 |
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| 1928 | 80.6 | 83 | 90.6 | 99 | 70.5 | 59 | 1.90 | 78 | 0 |
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| 1927 | 79.5 | 105 | 90.4 | 103 | 68.6 | 99 | 2.33 | 73 | 0 |
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| 1926 | 78.9 | 112 | 90.3 | 106 | 67.5 | 115 | 3.04 | 51 | 1 |
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| 1925 | 83.6 | 33 | 94.1 | 52 | 73 | 18 | 1.86 | 80 | 0 |
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| 1924 | 80.7 | 79 | 91.6 | 85 | 69.7 | 75 | 3.03 | 52 | 3 |
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| 1923 | | | | | | | trace | 124 | 20 |
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| 1922 | 79.9 | 97 | 90.5 | 101 | 69.3 | 88 | 2.55 | 64 | 0 |
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| 1920 | 79.2 | 110 | 90.4 | 103 | 68.1 | 108 | 6.02 | 13 | 0 |
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| 1919 | 82.6 | 52 | 93.6 | 58 | 71.5 | 41 | 0.40 | 113 | 0 |
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| 1918 | 79.3 | 109 | 91.9 | 81 | 66.7 | 121 | 1.26 | 95 | 0 |
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| 1917 | 82.7 | 50 | 94.3 | 47 | 71.1 | 50 | 2.34 | 72 | 1 |
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| 1916 | 81.2 | 73 | 94 | 54 | 68.4 | 101 | 0.00 | 125 | 0 |
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| 1915 | 77.4 | 123 | 88 | 124 | 66.7 | 121 | 1.14 | 98 | 0 |
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| 1914 | 85.7 | 11 | 98.6 | 12 | 72.8 | 24 | 0.52 | 108 | 0 |
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| 1913 | 82.3 | 57 | 94.7 | 37 | 69.9 | 71 | 3.49 | 43 | 0 |
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| 1912 | 83.3 | 40 | 94.8 | 35 | 71.8 | 39 | 1.50 | 86 | 0 |
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| 1911 | 80 | 96 | 90 | 109 | 70.1 | 70 | 4.41 | 32 | 0 |
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| 1910 | 83.3 | 40 | 96 | 26 | 70.5 | 59 | 0.34 | 115 | 0 |
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| 1909 | 82.6 | 52 | 94.4 | 46 | 70.8 | 56 | 4.12 | 35 | 0 |
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| 1908 | 77.3 | 124 | 87.3 | 126 | 67.3 | 118 | 2.31 | 74 | 0 |
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| 1907 | 80.3 | 90 | 90.7 | 97 | 69.8 | 73 | 1.41 | 92 | 0 |
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| 1906 | 76.4 | 128 | 86.8 | 127 | 66 | 126 | 6.03 | 12 | 0 |
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| 1905 | 77.3 | 124 | 88.1 | 123 | 66.6 | 123 | 3.19 | 49 | 0 |
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| 1904 | 78.6 | 115 | 89.1 | 117 | 68.1 | 108 | 5.18 | 19 | 0 |
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| 1903 | 80.6 | 83 | 91.4 | 90 | 69.7 | 75 | 3.47 | 44 | 0 |
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| 1902 | 79.6 | 103 | 90.4 | 103 | 68.7 | 97 | 2.85 | 57 | 0 |
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| 1901 | 86.2 | 10 | 99.8 | 9 | 72.7 | 25 | 1.48 | 87 | 2 |
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| 1900 | 80.1 | 94 | 90.7 | 97 | 69.5 | 83 | 2.69 | 59 | 0 |
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| 1899 | 79.4 | 107 | 89.4 | 114 | 69.4 | 85 | 4.54 | 29 | 0 |
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| 1898 | 79.2 | 110 | 90.1 | 108 | 68.3 | 103 | 6.35 | 7 | 1 |
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| 1897 | 81.5 | 66 | 94.1 | 52 | 68.8 | 96 | 2.63 | 62 | 1 |
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| 1896 | | | | | | | 0.00 | 125 | 31 |
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| 1895 | 78.5 | 119 | 87.6 | 125 | 69.3 | 88 | 3.60 | 40 | 0 |
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| 1894 | 78.6 | 115 | 93.1 | 66 | 64.2 | 128 | 0.33 | 116 | 0 |
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| 1893 | | | | | | | 0.00 | 125 | 31 |
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