Every August in McCall, ID from 1905 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 | 65.8 | 5 | 83.3 | 18 | 48.3 | 9 | 0.31 | 69 | 0 |
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| 2025 | 64.8 | 11 | 80.9 | 36 | 48.6 | 6 | 0.47 | 52 | 0 |
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| 2024 | 62.5 | 34 | 79.5 | 52 | 45.5 | 24 | 0.15 | 80 | 0 |
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| 2023 | 63.7 | 18 | 78.7 | 61 | 48.6 | 6 | 2.74 | 6 | 0 |
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| 2022 | 69.9 | 1 | 87.2 | 2 | 52.6 | 2 | 0.76 | 36 | 0 |
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| 2021 | 62.8 | 29 | 78.6 | 63 | 46.9 | 16 | 0.63 | 43 | 1 |
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| 2020 | 65.2 | 9 | 81.3 | 31 | 49.1 | 4 | 0.11 | 89 | 0 |
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| 2019 | 65.6 | 6 | 82.2 | 24 | 48.9 | 5 | 0.47 | 52 | 2 |
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| 2018 | 63.6 | 19 | 80.8 | 37 | 46.6 | 20 | 0.32 | 67 | 1 |
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| 2017 | 66.1 | 4 | 84.4 | 11 | 47.8 | 11 | 0.08 | 95 | 0 |
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| 2016 | 63.4 | 21 | 81 | 35 | 45.7 | 23 | trace | 102 | 0 |
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| 2015 | 64 | 16 | 81.1 | 34 | 46.9 | 16 | 0.31 | 69 | 0 |
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| 2014 | 63.4 | 21 | 78.3 | 67 | 48.4 | 8 | 1.20 | 23 | 0 |
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| 2013 | 65.6 | 6 | 83.5 | 17 | 47.8 | 11 | 0.32 | 67 | 0 |
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| 2012 | 65.6 | 6 | 84.4 | 11 | 46.9 | 16 | trace | 102 | 0 |
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| 2011 | 64.5 | 12 | 82.1 | 25 | 47 | 15 | 0.09 | 92 | 0 |
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| 2010 | 60 | 56 | 76.3 | 88 | 43.7 | 31 | 0.60 | 49 | 0 |
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| 2009 | 60.9 | 52 | 77.1 | 77 | 44.7 | 25 | 1.16 | 27 | 2 |
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| 2008 | 59.5 | 71 | 77.4 | 75 | 41.6 | 57 | 0.47 | 52 | 0 |
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| 2007 | 58.6 | 83 | 77.9 | 71 | 39.4 | 83 | 0.41 | 62 | 0 |
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| 2006 | 57.9 | 88 | 76.6 | 84 | 39.2 | 86 | 0.39 | 65 | 0 |
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| 2005 | 59.7 | 67 | 78.9 | 59 | 40.5 | 72 | 0.13 | 84 | 0 |
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| 2004 | 59.5 | 71 | 75.9 | 91 | 43 | 42 | 2.28 | 9 | 0 |
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| 2003 | 61.5 | 44 | 79.5 | 52 | 43.5 | 33 | 0.46 | 56 | 1 |
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| 2002 | 56.1 | 101 | 73.4 | 100 | 38.8 | 91 | 0.62 | 45 | 0 |
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| 2001 | 62 | 38 | 81.9 | 27 | 42.1 | 51 | 0.01 | 101 | 0 |
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| 2000 | 59.8 | 64 | 79.6 | 50 | 40.1 | 77 | 0.17 | 78 | 0 |
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| 1999 | 60.3 | 55 | 77.6 | 73 | 43 | 42 | 0.39 | 65 | 0 |
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| 1998 | 61.3 | 47 | 80.6 | 39 | 42.1 | 51 | 0.18 | 76 | 0 |
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| 1997 | 62.7 | 32 | 81.6 | 29 | 43.3 | 37 | 1.47 | 18 | 3 |
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| 1996 | 61.2 | 48 | 83 | 20 | 38.8 | 91 | 0.13 | 84 | 3 |
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| 1995 | 57.3 | 94 | 78 | 70 | 36.5 | 102 | 1.94 | 12 | 1 |
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| 1994 | 63.3 | 24 | 86.3 | 4 | 40.4 | 74 | 0.10 | 91 | 0 |
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| 1993 | | | | | 38.8 | 91 | 1.18 | 25 | 8 |
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| 1992 | 62.4 | 35 | 83.7 | 15 | 41 | 63 | 0.29 | 73 | 1 |
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| 1991 | 62.8 | 29 | 85.2 | 8 | 40.5 | 72 | 0.09 | 92 | 0 |
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| 1990 | 60.5 | 54 | 78.4 | 64 | 42.6 | 46 | 2.53 | 8 | 0 |
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| 1989 | 57 | 97 | 77.2 | 76 | 36.8 | 101 | 2.92 | 5 | 0 |
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| 1988 | 59.4 | 74 | 83.7 | 15 | 35.2 | 104 | 0.26 | 74 | 0 |
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| 1987 | 56.8 | 98 | 77.1 | 77 | 36.4 | 103 | 0.54 | 51 | 1 |
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| 1986 | 62.8 | 29 | 84.8 | 10 | 40.8 | 66 | 0.65 | 41 | 0 |
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| 1985 | 57.2 | 95 | 76.7 | 83 | 37.7 | 100 | 0.64 | 42 | 0 |
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| 1984 | 61.9 | 39 | 81.5 | 30 | 42.4 | 48 | 1.82 | 14 | 0 |
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| 1983 | 64.2 | 14 | 80.6 | 39 | 47.9 | 10 | 1.70 | 16 | 1 |
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| 1982 | 62.6 | 33 | 81.3 | 31 | 43.9 | 30 | 0.14 | 82 | 0 |
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| 1981 | 64.1 | 15 | 85 | 9 | 43.2 | 39 | 0.17 | 78 | 0 |
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| 1980 | 57.4 | 93 | 76.3 | 88 | 38.5 | 96 | 0.41 | 62 | 0 |
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| 1979 | 62.3 | 37 | 80.3 | 43 | 44.4 | 27 | 1.34 | 20 | 0 |
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| 1978 | 58.2 | 86 | 76.4 | 86 | 39.9 | 80 | 1.68 | 17 | 0 |
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| 1977 | 61.9 | 39 | 79.3 | 56 | 44.5 | 26 | 1.92 | 13 | 0 |
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| 1976 | 57.1 | 96 | 72.5 | 101 | 41.7 | 56 | 3.25 | 4 | 0 |
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| 1975 | 56.2 | 100 | 73.7 | 99 | 38.7 | 94 | 3.30 | 2 | 0 |
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| 1974 | 58.4 | 84 | 78.7 | 61 | 38 | 98 | 0.76 | 36 | 0 |
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| 1973 | 61 | 51 | 82 | 26 | 40.1 | 77 | 0.71 | 38 | 1 |
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| 1972 | 64.3 | 13 | 84.3 | 14 | 44.3 | 28 | 0.66 | 40 | 0 |
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| 1971 | 65 | 10 | 87 | 3 | 43.1 | 41 | 0.03 | 98 | 0 |
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| 1970 | 63.5 | 20 | 86.3 | 4 | 40.8 | 66 | trace | 102 | 0 |
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| 1969 | 61.7 | 42 | 84.4 | 11 | 39 | 89 | trace | 102 | 0 |
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| 1968 | 57.7 | 91 | 74.7 | 97 | 40.7 | 69 | 3.27 | 3 | 0 |
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| 1967 | 64 | 16 | 88.2 | 1 | 39.7 | 82 | trace | 102 | 0 |
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| 1966 | 61.1 | 50 | 82.8 | 21 | 39.3 | 85 | 0.08 | 95 | 0 |
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| 1965 | 61.4 | 46 | 75.6 | 93 | 47.2 | 13 | 2.61 | 7 | 0 |
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| 1964 | 59.2 | 79 | 76.3 | 88 | 42.1 | 51 | 1.14 | 28 | 0 |
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| 1963 | 66.2 | 3 | 80.1 | 44 | 52.7 | 1 | 0.20 | 75 | 1 |
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| 1962 | 59.8 | 64 | 77.1 | 77 | 42.5 | 47 | 1.11 | 30 | 0 |
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| 1961 | 67.9 | 2 | 85.8 | 7 | 50 | 3 | 0.61 | 48 | 0 |
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| 1960 | 59 | 82 | 75.7 | 92 | 42.2 | 50 | 1.79 | 15 | 0 |
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| 1959 | 60 | 56 | 76.8 | 82 | 43.2 | 39 | 1.20 | 23 | 0 |
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| 1958 | 63.4 | 21 | 80 | 47 | 46.8 | 19 | 0.63 | 43 | 0 |
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| 1957 | 59.6 | 69 | 77.7 | 72 | 41.5 | 59 | 0.42 | 61 | 0 |
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| 1956 | 58.3 | 85 | 74.8 | 94 | 41.9 | 54 | 1.03 | 32 | 0 |
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| 1955 | 61.7 | 42 | 81.7 | 28 | 41.6 | 57 | 0.02 | 99 | 0 |
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| 1954 | 56.8 | 98 | 72.5 | 101 | 41.1 | 61 | 1.07 | 31 | 1 |
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| 1953 | 60 | 56 | 76.6 | 84 | 43.3 | 37 | 2.01 | 11 | 0 |
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| 1952 | 60.6 | 53 | 79.4 | 55 | 41.9 | 54 | 0.12 | 86 | 0 |
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| 1951 | 60 | 56 | 77 | 81 | 42.9 | 45 | 1.18 | 25 | 0 |
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| 1950 | 61.5 | 44 | 79.6 | 50 | 43.5 | 33 | 0.96 | 34 | 0 |
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| 1949 | 61.9 | 39 | 81.3 | 31 | 42.4 | 48 | 0.30 | 71 | 0 |
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| 1948 | 57.8 | 90 | 74.8 | 94 | 41.1 | 61 | 0.71 | 38 | 1 |
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| 1947 | 59.2 | 79 | 77.6 | 73 | 40.8 | 66 | 0.14 | 82 | 1 |
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| 1946 | 61.2 | 48 | 79.3 | 56 | 43 | 42 | 0.30 | 71 | 0 |
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| 1945 | 59.7 | 67 | 79.2 | 58 | 40.3 | 76 | 0.15 | 80 | 1 |
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| 1944 | 57.7 | 91 | 76.4 | 86 | 39.1 | 87 | 0.46 | 56 | 0 |
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| 1943 | 59.9 | 62 | 79.9 | 48 | 40 | 79 | 0.58 | 50 | 0 |
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| 1942 | 59.5 | 71 | 80.1 | 44 | 39 | 89 | 0.43 | 59 | 0 |
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| 1941 | 60 | 56 | 73.8 | 98 | 46.2 | 22 | 2.06 | 10 | 0 |
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| 1940 | 63.3 | 24 | 83.1 | 19 | 43.6 | 32 | 0.02 | 99 | 0 |
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| 1939 | 63.1 | 26 | 82.7 | 22 | 43.4 | 35 | 0.18 | 76 | 0 |
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| 1938 | 59.9 | 62 | 78.9 | 59 | 41 | 63 | 0.43 | 59 | 0 |
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| 1937 | 59.4 | 74 | 78.3 | 67 | 40.7 | 69 | 0.12 | 86 | 1 |
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| 1936 | 62.9 | 28 | 82.4 | 23 | 43.4 | 35 | 0.62 | 45 | 0 |
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| 1935 | 59.4 | 74 | 78.4 | 64 | 40.4 | 74 | 0.11 | 89 | 0 |
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| 1934 | | | | | | | | | 4 |
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| 1933 | | | | | | | | | 4 |
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| 1932 | | | | | | | | | 4 |
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| 1931 | | | | | | | | | 5 |
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| 1930 | | | | | | | | | 5 |
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| 1929 | | | | | | | | | 4 |
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| 1928 | | | | | | | 0.08 | 95 | 4 |
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| 1927 | 59.4 | 74 | 80.1 | 44 | 38.7 | 94 | 0.62 | 45 | 3 |
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| 1926 | | | 78.4 | 64 | 47.1 | 14 | 3.34 | 1 | 5 |
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| 1925 | | | | | | | | | 25 |
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| 1924 | | | | | | | 1.14 | 28 | 9 |
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| 1923 | 59.6 | 69 | 78.2 | 69 | 40.9 | 65 | 1.27 | 22 | 1 |
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| 1922 | 63 | 27 | 79.5 | 52 | 46.5 | 21 | 1.00 | 33 | 3 |
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| 1921 | 60 | 56 | 80.5 | 41 | 39.4 | 83 | 1.46 | 19 | 0 |
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| 1919 | 62.4 | 35 | 80.7 | 38 | 44 | 29 | 0.09 | 92 | 0 |
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| 1918 | 55.7 | 102 | 70.6 | 104 | 40.7 | 69 | 1.28 | 21 | 0 |
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| 1916 | 58 | 87 | 74.8 | 94 | 41.2 | 60 | 0.40 | 64 | 1 |
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| 1910 | 59.2 | 79 | 86 | 6 | 32.3 | 105 | 0.00 | 107 | 0 |
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| 1909 | 59.4 | 74 | 80.4 | 42 | 38.4 | 97 | 0.12 | 86 | 0 |
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| 1908 | 57.9 | 88 | 77.1 | 77 | 39.1 | 87 | 0.44 | 58 | 1 |
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| 1907 | 54.9 | 103 | 71.9 | 103 | 37.9 | 99 | 0.93 | 35 | 0 |
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| 1906 | 59.8 | 64 | 79.8 | 49 | 39.8 | 81 | 0.47 | 52 | 0 |
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| 1905 | | | | | | | 0.00 | 107 | 31 |
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