Every 1 to 10 October in Caribou, ME 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 | 47.8 | 41 | 58.5 | 35 | 37.1 | 58 | 1.15 | 33 | 0 |
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| 2025 | 53.2 | 5 | 66.6 | 3 | 39.7 | 23 | 0.83 | 55 | 0 |
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| 2024 | 50.8 | 12 | 59.5 | 24 | 42 | 6 | 0.87 | 52 | 0 |
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| 2023 | 58.9 | 1 | 68 | 1 | 49.7 | 1 | 2.00 | 12 | 0 |
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| 2022 | 46.3 | 58 | 60.1 | 19 | 32.4 | 83 | 0.14 | 79 | 0 |
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| 2021 | 49.5 | 25 | 60.9 | 16 | 38.1 | 47 | 0.02 | 88 | 0 |
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| 2020 | 49.9 | 21 | 58.8 | 32 | 40.9 | 15 | 1.82 | 18 | 0 |
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| 2019 | 46.4 | 54 | 56.1 | 49 | 36.6 | 63 | 0.52 | 69 | 0 |
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| 2018 | 47 | 47 | 55.8 | 52 | 38.1 | 47 | 1.13 | 35 | 0 |
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| 2017 | 54.3 | 3 | 66.7 | 2 | 41.8 | 9 | 1.29 | 29 | 0 |
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| 2016 | 51.8 | 8 | 64.6 | 4 | 38.9 | 33 | 0.11 | 83 | 0 |
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| 2015 | 45.2 | 68 | 55.8 | 52 | 34.6 | 74 | 0.35 | 74 | 0 |
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| 2014 | 49.5 | 25 | 59.9 | 21 | 39 | 31 | 1.86 | 16 | 0 |
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| 2013 | 51.8 | 8 | 64.1 | 7 | 39.5 | 25 | 0.90 | 50 | 0 |
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| 2012 | 49.6 | 24 | 59.2 | 26 | 39.9 | 21 | 1.94 | 13 | 0 |
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| 2011 | 50.8 | 12 | 59.9 | 21 | 41.7 | 10 | 1.37 | 26 | 0 |
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| 2010 | 48.5 | 37 | 58.3 | 39 | 38.6 | 37 | 2.02 | 11 | 0 |
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| 2009 | 45.4 | 67 | 51.3 | 84 | 39.4 | 27 | 2.64 | 6 | 0 |
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| 2008 | 46.6 | 53 | 55.2 | 59 | 38 | 49 | 1.24 | 30 | 0 |
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| 2007 | 51.7 | 10 | 61.7 | 13 | 41.7 | 10 | 0.04 | 86 | 0 |
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| 2006 | 47.8 | 41 | 58.4 | 36 | 37.1 | 58 | 1.20 | 31 | 0 |
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| 2005 | 55.2 | 2 | 64.6 | 4 | 45.8 | 2 | 2.30 | 8 | 0 |
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| 2004 | 50.5 | 16 | 62.1 | 12 | 38.9 | 33 | 0.04 | 86 | 0 |
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| 2003 | 44.4 | 73 | 54.4 | 64 | 34.3 | 75 | 0.91 | 49 | 0 |
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| 2002 | 46.8 | 48 | 57.2 | 47 | 36.3 | 65 | 0.68 | 61 | 0 |
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| 2001 | 49.2 | 30 | 60.2 | 17 | 38.2 | 43 | 0.45 | 71 | 0 |
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| 2000 | 44.5 | 71 | 51.9 | 80 | 37 | 61 | 0.98 | 47 | 0 |
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| 1999 | 42.7 | 82 | 52.3 | 76 | 33 | 81 | 0.60 | 67 | 0 |
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| 1998 | 44.1 | 76 | 52.4 | 73 | 35.7 | 68 | 1.04 | 38 | 0 |
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| 1997 | 47.2 | 45 | 56 | 50 | 38.3 | 42 | 0.27 | 76 | 0 |
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| 1996 | 47.2 | 45 | 57.8 | 41 | 36.5 | 64 | 1.06 | 37 | 0 |
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| 1995 | 50.4 | 18 | 59.3 | 25 | 41.5 | 12 | 1.07 | 36 | 0 |
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| 1994 | 49 | 35 | 58.4 | 36 | 39.5 | 25 | 0.08 | 84 | 0 |
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| 1993 | 41.3 | 87 | 50.6 | 85 | 32 | 87 | 1.74 | 20 | 0 |
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| 1992 | 44.3 | 74 | 55 | 60 | 33.6 | 79 | 0.65 | 64 | 0 |
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| 1991 | 50.5 | 16 | 60.1 | 19 | 40.9 | 15 | 1.54 | 23 | 0 |
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| 1990 | 46.4 | 54 | 54.4 | 64 | 38.4 | 40 | 1.83 | 17 | 0 |
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| 1989 | 42.3 | 85 | 52.4 | 73 | 32.2 | 85 | 0.65 | 64 | 0 |
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| 1988 | 43.7 | 77 | 52.2 | 78 | 35.2 | 72 | 1.02 | 42 | 0 |
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| 1987 | 49.1 | 33 | 57.5 | 44 | 40.7 | 17 | 0.99 | 45 | 0 |
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| 1986 | 42.9 | 80 | 51.6 | 82 | 34.2 | 76 | 0.49 | 70 | 0 |
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| 1985 | 50.1 | 20 | 58.8 | 32 | 41.4 | 13 | 0.85 | 54 | 0 |
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| 1984 | 41.8 | 86 | 50.2 | 86 | 33.3 | 80 | 1.34 | 27 | 0 |
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| 1983 | 51.1 | 11 | 60.2 | 17 | 41.9 | 7 | 1.17 | 32 | 0 |
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| 1982 | 45.8 | 61 | 56 | 50 | 35.6 | 69 | 1.00 | 43 | 0 |
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| 1981 | 42.4 | 84 | 48 | 87 | 36.8 | 62 | 1.79 | 19 | 0 |
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| 1980 | 46.4 | 54 | 52.3 | 76 | 40.5 | 18 | 1.03 | 39 | 0 |
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| 1979 | 48.7 | 36 | 55 | 60 | 42.3 | 4 | 1.00 | 43 | 0 |
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| 1978 | 44.8 | 70 | 51.4 | 83 | 38.2 | 43 | 0.40 | 72 | 0 |
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| 1977 | 45.5 | 65 | 52.4 | 73 | 38.6 | 37 | 2.24 | 9 | 0 |
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| 1976 | 48.3 | 38 | 59 | 29 | 37.5 | 55 | 2.35 | 7 | 0 |
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| 1975 | 43.5 | 78 | 55.3 | 58 | 31.6 | 88 | 0.24 | 78 | 0 |
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| 1974 | 43.2 | 79 | 52.1 | 79 | 34.2 | 76 | 0.54 | 68 | 0 |
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| 1973 | 48 | 39 | 56.9 | 48 | 39 | 31 | 0.88 | 51 | 0 |
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| 1972 | 46.8 | 48 | 55.8 | 52 | 37.8 | 52 | 1.34 | 27 | 0 |
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| 1971 | 49.2 | 30 | 58.9 | 31 | 39.4 | 27 | 2.07 | 10 | 0 |
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| 1970 | 53.2 | 5 | 64.5 | 6 | 41.9 | 7 | 4.12 | 1 | 0 |
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| 1969 | 49.2 | 30 | 59.1 | 28 | 39.2 | 29 | 0.31 | 75 | 0 |
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| 1968 | 50.6 | 14 | 61.1 | 15 | 40.1 | 20 | 0.36 | 73 | 0 |
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| 1967 | 46.4 | 54 | 53.8 | 67 | 38.9 | 33 | 1.90 | 15 | 0 |
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| 1966 | 47.4 | 43 | 55.6 | 56 | 39.2 | 29 | 0.82 | 56 | 0 |
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| 1965 | 40.4 | 88 | 47.8 | 88 | 32.9 | 82 | 2.70 | 5 | 0 |
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| 1964 | 42.6 | 83 | 52.9 | 71 | 32.3 | 84 | 0.27 | 76 | 0 |
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| 1963 | 46.2 | 59 | 57.7 | 42 | 34.7 | 73 | 0.97 | 48 | 0 |
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| 1962 | 49.8 | 22 | 59 | 29 | 40.5 | 18 | 0.12 | 81 | 0 |
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| 1961 | 54.3 | 3 | 63.7 | 8 | 44.9 | 3 | 0.66 | 62 | 0 |
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| 1960 | 42.8 | 81 | 53.5 | 68 | 32.1 | 86 | 0.77 | 57 | 0 |
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| 1959 | 49.4 | 28 | 57.6 | 43 | 41.1 | 14 | 1.61 | 22 | 0 |
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| 1958 | 48 | 39 | 57.5 | 44 | 38.4 | 40 | 0.99 | 45 | 0 |
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| 1957 | 52.4 | 7 | 62.5 | 10 | 42.2 | 5 | 0.12 | 81 | 0 |
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| 1956 | 45.8 | 61 | 53.3 | 69 | 38.2 | 43 | 1.15 | 33 | 0 |
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| 1955 | 46.8 | 48 | 57.4 | 46 | 36.1 | 66 | 0.14 | 79 | 0 |
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| 1954 | 45.2 | 68 | 52.5 | 72 | 37.8 | 52 | 0.66 | 62 | 0 |
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| 1953 | 44.3 | 74 | 54.6 | 63 | 33.9 | 78 | 0.64 | 66 | 0 |
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| 1952 | 46.2 | 59 | 55 | 60 | 37.3 | 56 | 3.85 | 2 | 0 |
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| 1951 | 45.5 | 65 | 53 | 70 | 38 | 49 | 1.38 | 25 | 0 |
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| 1950 | 50.6 | 14 | 62.4 | 11 | 38.8 | 36 | 0.08 | 84 | 0 |
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| 1949 | 49.1 | 33 | 59.7 | 23 | 38.5 | 39 | 0.73 | 58 | 0 |
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| 1948 | 49.7 | 23 | 61.6 | 14 | 37.8 | 52 | 1.68 | 21 | 0 |
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| 1947 | 49.5 | 25 | 59.2 | 26 | 39.7 | 23 | 0.70 | 60 | 0 |
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| 1946 | 50.3 | 19 | 62.6 | 9 | 38 | 49 | 1.03 | 39 | 0 |
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| 1945 | 45.6 | 64 | 53.9 | 66 | 37.2 | 57 | 1.46 | 24 | 0 |
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| 1944 | 46.8 | 48 | 55.4 | 57 | 38.2 | 43 | 3.66 | 3 | 0 |
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| 1943 | 45.7 | 63 | 55.8 | 52 | 35.6 | 69 | 0.73 | 58 | 0 |
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| 1942 | 46.7 | 52 | 58 | 40 | 35.4 | 71 | 1.03 | 39 | 0 |
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| 1941 | 44.5 | 71 | 51.8 | 81 | 37.1 | 58 | 3.14 | 4 | 0 |
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| 1940 | 47.3 | 44 | 58.4 | 36 | 36.1 | 66 | 0.86 | 53 | 0 |
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| 1939 | 49.3 | 29 | 58.8 | 32 | 39.8 | 22 | 1.92 | 14 | 0 |
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