Every summer in Mcgrath, AK from 1939 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 | 56.3 | 50 | 65.9 | 48 | 46.7 | 51 | 12.18 | 2 | 0 |
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| 2025 | 57.6 | 23 | 66.8 | 34 | 48.3 | 22 | 4.81 | 72 | 7 |
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| 2024 | 57.7 | 21 | 66.6 | 39 | 48.9 | 14 | 11.79 | 4 | 2 |
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| 2023 | 58.2 | 16 | 66.5 | 42 | 49.9 | 6 | 9.68 | 10 | 0 |
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| 2022 | 57.5 | 26 | 67.3 | 26 | 47.8 | 29 | 5.49 | 69 | 6 |
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| 2021 | | | 65.2 | 58 | | | | | 17 |
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| 2020 | 58.4 | 15 | 67.8 | 18 | 49 | 12 | 7.09 | 42 | 0 |
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| 2019 | 60.8 | 3 | 71.3 | 4 | 50.4 | 3 | 6.63 | 47 | 0 |
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| 2018 | 59 | 11 | 67.5 | 23 | 50.4 | 3 | 11.05 | 5 | 0 |
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| 2017 | 59.6 | 8 | 68.8 | 10 | 50.3 | 5 | 7.37 | 38 | 0 |
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| 2016 | 59.7 | 5 | 67.6 | 21 | 51.7 | 2 | 10.38 | 6 | 0 |
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| 2015 | | | | | | | 7.59 | 35 | 10 |
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| 2014 | 56.9 | 40 | 65.7 | 49 | 48.2 | 24 | 5.84 | 61 | 0 |
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| 2013 | 59.5 | 9 | 69.5 | 8 | 49.5 | 8 | 5.37 | 70 | 0 |
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| 2012 | 56.5 | 48 | 65.7 | 49 | 47.3 | 35 | 10.15 | 7 | 0 |
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| 2011 | 55.6 | 61 | 64.4 | 71 | 46.8 | 49 | 7.26 | 40 | 0 |
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| 2010 | 57.2 | 34 | 65.6 | 51 | 48.8 | 15 | 7.55 | 36 | 0 |
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| 2009 | 57.6 | 23 | 68.3 | 14 | 46.8 | 49 | 3.64 | 82 | 0 |
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| 2008 | 55.6 | 61 | 65.3 | 57 | 45.8 | 64 | 5.66 | 65 | 0 |
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| 2007 | 59 | 11 | 68.6 | 12 | 49.3 | 10 | 8.40 | 21 | 0 |
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| 2006 | 56.6 | 45 | 65.6 | 51 | 47.5 | 32 | 8.45 | 20 | 0 |
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| 2005 | 59.7 | 5 | 70.6 | 5 | 48.7 | 16 | 4.73 | 73 | 0 |
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| 2004 | 61.9 | 1 | 72 | 1 | 51.8 | 1 | 4.27 | 77 | 0 |
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| 2003 | 58 | 18 | 67.5 | 23 | 48.5 | 20 | 9.22 | 14 | 0 |
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| 2002 | 57.3 | 31 | 67.8 | 18 | 46.7 | 51 | 4.32 | 75 | 0 |
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| 2001 | 57.5 | 26 | 66.6 | 39 | 48.3 | 22 | 5.62 | 68 | 0 |
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| 2000 | 55.8 | 57 | 65.2 | 58 | 46.3 | 59 | 7.00 | 43 | 0 |
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| 1999 | 57.3 | 31 | 66.8 | 34 | 47.9 | 26 | 7.54 | 37 | 0 |
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| 1998 | 55.7 | 58 | 64.4 | 71 | 46.9 | 45 | 11.83 | 3 | 0 |
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| 1997 | 60.9 | 2 | 71.8 | 2 | 49.9 | 6 | 3.76 | 80 | 0 |
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| 1996 | 56.6 | 45 | 66.2 | 44 | 46.9 | 45 | 8.56 | 19 | 0 |
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| 1995 | 56.5 | 48 | 65.6 | 51 | 47.4 | 33 | 5.70 | 63 | 0 |
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| 1994 | 57.2 | 34 | 66.5 | 42 | 47.9 | 26 | 7.77 | 29 | 0 |
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| 1993 | 58.7 | 13 | 68.8 | 10 | 48.6 | 17 | 6.85 | 44 | 0 |
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| 1992 | 58 | 18 | 67.3 | 26 | 48.6 | 17 | 5.93 | 60 | 0 |
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| 1991 | 56.9 | 40 | 67 | 29 | 46.9 | 45 | 6.26 | 53 | 0 |
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| 1990 | 59.5 | 9 | 69.8 | 7 | 49.2 | 11 | 6.14 | 54 | 0 |
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| 1989 | 58 | 18 | 66.6 | 39 | 49.4 | 9 | 7.75 | 30 | 0 |
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| 1988 | 58.6 | 14 | 68.6 | 12 | 48.6 | 17 | 5.69 | 64 | 0 |
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| 1987 | 57.5 | 26 | 67.3 | 26 | 47.7 | 30 | 6.58 | 49 | 0 |
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| 1986 | 56.6 | 45 | 66 | 46 | 47.2 | 40 | 7.91 | 28 | 0 |
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| 1985 | 55.1 | 72 | 64.7 | 64 | 45.5 | 69 | 6.10 | 55 | 0 |
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| 1984 | 55.5 | 64 | 65 | 60 | 46 | 62 | 5.63 | 67 | 0 |
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| 1983 | 55.5 | 64 | 64.9 | 61 | 46.2 | 60 | 6.31 | 52 | 0 |
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| 1982 | 55.9 | 55 | 64.5 | 70 | 47.3 | 35 | 7.30 | 39 | 0 |
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| 1981 | 54.2 | 76 | 62.9 | 78 | 45.5 | 69 | 7.63 | 32 | 0 |
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| 1980 | 53.7 | 81 | 62.1 | 84 | 45.3 | 74 | 8.89 | 16 | 0 |
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| 1979 | 55.7 | 58 | 64.8 | 63 | 46.5 | 56 | 4.98 | 71 | 0 |
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| 1978 | 56.1 | 54 | 66.8 | 34 | 45.4 | 72 | 6.62 | 48 | 0 |
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| 1977 | 59.9 | 4 | 71.8 | 2 | 48.1 | 25 | 2.98 | 85 | 0 |
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| 1976 | 56.7 | 44 | 68.1 | 17 | 45.2 | 76 | 3.69 | 81 | 0 |
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| 1975 | 55.9 | 55 | 66.1 | 45 | 45.8 | 64 | 9.00 | 15 | 0 |
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| 1974 | 57.1 | 37 | 67.6 | 21 | 46.6 | 55 | 3.95 | 78 | 0 |
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| 1973 | 55.2 | 69 | 64.9 | 61 | 45.4 | 72 | 6.06 | 56 | 0 |
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| 1972 | 58.1 | 17 | 68.2 | 16 | 47.9 | 26 | 6.05 | 57 | 0 |
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| 1971 | 57.1 | 37 | 66.9 | 33 | 47.3 | 35 | 4.41 | 74 | 0 |
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| 1970 | 54.5 | 75 | 63.8 | 75 | 45.1 | 78 | 5.94 | 59 | 0 |
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| 1969 | 54 | 78 | 63.8 | 75 | 44.1 | 83 | 7.20 | 41 | 0 |
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| 1968 | 57.6 | 23 | 69.1 | 9 | 46 | 62 | 3.49 | 83 | 0 |
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| 1967 | 55.3 | 67 | 64.1 | 74 | 46.4 | 57 | 8.28 | 23 | 0 |
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| 1966 | 54.8 | 74 | 64.7 | 64 | 44.9 | 80 | 3.47 | 84 | 0 |
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| 1965 | 53.3 | 84 | 62 | 85 | 44.7 | 82 | 5.84 | 61 | 0 |
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| 1964 | 57.2 | 34 | 67 | 29 | 47.4 | 33 | 5.64 | 66 | 0 |
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| 1963 | 53.7 | 81 | 62.4 | 82 | 45 | 79 | 4.28 | 76 | 0 |
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| 1962 | 57.4 | 29 | 67.5 | 23 | 47.3 | 35 | 3.91 | 79 | 0 |
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| 1961 | 53.8 | 80 | 62.7 | 80 | 44.8 | 81 | 8.02 | 27 | 0 |
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| 1960 | 55.3 | 67 | 64.4 | 71 | 46.1 | 61 | 9.29 | 13 | 0 |
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| 1959 | 55.6 | 61 | 66 | 46 | 45.3 | 74 | 6.64 | 46 | 0 |
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| 1958 | 56.3 | 50 | 65.4 | 55 | 47.1 | 43 | 7.71 | 31 | 0 |
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| 1957 | 59.7 | 5 | 70.4 | 6 | 49 | 12 | 2.42 | 86 | 0 |
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| 1956 | 56.2 | 53 | 65.5 | 54 | 47 | 44 | 6.52 | 50 | 0 |
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| 1955 | 53.4 | 83 | 62.8 | 79 | 43.9 | 84 | 8.25 | 24 | 0 |
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| 1954 | 55.5 | 64 | 64.6 | 68 | 46.4 | 57 | 9.78 | 9 | 0 |
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| 1953 | 57.7 | 21 | 67 | 29 | 48.4 | 21 | 8.13 | 26 | 0 |
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| 1952 | 55 | 73 | 64.7 | 64 | 45.2 | 76 | 5.98 | 58 | 0 |
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| 1951 | 56.3 | 50 | 65.4 | 55 | 47.2 | 40 | 9.46 | 12 | 0 |
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| 1950 | 57.4 | 29 | 67.7 | 20 | 47.2 | 40 | 10.02 | 8 | 0 |
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| 1949 | 53.9 | 79 | 62.4 | 82 | 45.6 | 68 | 8.33 | 22 | 2 |
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| 1948 | 54.2 | 76 | 62.6 | 81 | 45.8 | 64 | 7.63 | 32 | 0 |
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| 1947 | 55.2 | 69 | 64.7 | 64 | 45.7 | 67 | 8.77 | 18 | 0 |
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| 1946 | 57.1 | 37 | 66.8 | 34 | 47.3 | 35 | 6.41 | 51 | 0 |
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| 1945 | 55.2 | 69 | 63.6 | 77 | 46.9 | 45 | 12.19 | 1 | 0 |
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| 1944 | 57.3 | 31 | 67 | 29 | 47.6 | 31 | 8.25 | 24 | 0 |
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| 1943 | 55.7 | 58 | 64.6 | 68 | 46.7 | 51 | 9.61 | 11 | 0 |
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| 1942 | 56.8 | 43 | 66.8 | 34 | 46.7 | 51 | 7.61 | 34 | 0 |
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| 1941 | 56.9 | 40 | 68.3 | 14 | 45.5 | 69 | 8.89 | 16 | 2 |
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| 1940 | | | | | | | 2.28 | 87 | 92 |
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| 1939 | | | | | | | 6.70 | 45 | 92 |
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