Every November in Portland, OR from 1940 to 2025, 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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| 2025 | 49.7 | 7 | 55.5 | 12 | 43.9 | 7 | 4.53 | 54 | 0 |
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| 2024 | 48.5 | 18 | 53.4 | 37 | 43.5 | 9 | 6.32 | 31 | 0 |
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| 2023 | 47.7 | 26 | 54.6 | 22 | 40.9 | 35 | 5.27 | 44 | 0 |
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| 2022 | 43.7 | 71 | 49.9 | 74 | 37.4 | 69 | 5.17 | 45 | 0 |
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| 2021 | 50.4 | 3 | 56 | 6 | 44.7 | 3 | 6.43 | 28 | 0 |
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| 2020 | 46.4 | 44 | 52.8 | 42 | 40 | 43 | 5.28 | 43 | 0 |
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| 2019 | 46.8 | 40 | 54.4 | 23 | 39.2 | 55 | 1.52 | 82 | 0 |
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| 2018 | 48.1 | 22 | 54.8 | 18 | 41.4 | 26 | 2.86 | 75 | 0 |
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| 2017 | 47.4 | 33 | 52.6 | 45 | 42.1 | 20 | 6.44 | 27 | 0 |
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| 2016 | 52.3 | 1 | 58 | 2 | 46.6 | 1 | 6.83 | 19 | 0 |
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| 2015 | 45.3 | 58 | 52 | 50 | 38.5 | 62 | 4.49 | 56 | 0 |
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| 2014 | 46.3 | 46 | 51.9 | 55 | 40.7 | 37 | 2.99 | 74 | 0 |
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| 2013 | 45.7 | 53 | 52.5 | 47 | 38.8 | 60 | 3.05 | 73 | 0 |
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| 2012 | 48.7 | 15 | 54.1 | 27 | 43.3 | 12 | 8.23 | 13 | 0 |
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| 2011 | 44.9 | 64 | 51.3 | 62 | 38.5 | 62 | 6.57 | 24 | 0 |
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| 2010 | 45 | 62 | 50.3 | 72 | 39.6 | 49 | 6.63 | 23 | 0 |
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| 2009 | 47.7 | 26 | 54.1 | 27 | 41.4 | 26 | 5.13 | 46 | 0 |
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| 2008 | 49.2 | 11 | 55.1 | 14 | 43.3 | 12 | 4.15 | 58 | 0 |
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| 2007 | 44.8 | 66 | 52 | 50 | 37.6 | 68 | 4.25 | 57 | 0 |
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| 2006 | 47.4 | 33 | 52.5 | 47 | 42.3 | 14 | 11.92 | 1 | 0 |
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| 2005 | 44.1 | 68 | 51 | 66 | 37.1 | 71 | 4.98 | 50 | 0 |
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| 2004 | 45.8 | 52 | 52 | 50 | 39.7 | 47 | 2.38 | 77 | 0 |
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| 2003 | 45.2 | 60 | 51.5 | 59 | 38.9 | 58 | 4.09 | 60 | 0 |
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| 2002 | 47.6 | 29 | 55.2 | 13 | 40 | 43 | 1.91 | 81 | 0 |
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| 2001 | 48 | 24 | 53.7 | 32 | 42.2 | 16 | 6.89 | 17 | 0 |
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| 2000 | 42.8 | 76 | 49.5 | 75 | 36 | 74 | 2.46 | 76 | 0 |
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| 1999 | 50.1 | 4 | 56 | 6 | 44.2 | 6 | 6.81 | 20 | 0 |
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| 1998 | 48.9 | 12 | 53.4 | 37 | 44.4 | 5 | 11.02 | 4 | 0 |
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| 1997 | 49.8 | 6 | 55.9 | 8 | 43.7 | 8 | 4.02 | 62 | 0 |
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| 1996 | 45.4 | 56 | 51.2 | 64 | 39.7 | 47 | 9.58 | 7 | 0 |
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| 1995 | 51.7 | 2 | 57.1 | 3 | 46.2 | 2 | 10.74 | 5 | 0 |
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| 1994 | 42.7 | 78 | 48.3 | 82 | 37 | 72 | 5.91 | 34 | 0 |
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| 1993 | 41.5 | 81 | 49.2 | 79 | 33.8 | 83 | 1.50 | 83 | 0 |
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| 1992 | 46.3 | 46 | 52 | 50 | 40.5 | 39 | 4.55 | 53 | 0 |
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| 1991 | 47.5 | 30 | 53.2 | 40 | 41.8 | 23 | 6.36 | 30 | 0 |
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| 1990 | 48.4 | 20 | 54.4 | 23 | 42.3 | 14 | 3.68 | 66 | 0 |
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| 1989 | 48.6 | 16 | 55 | 15 | 42.1 | 20 | 3.18 | 70 | 0 |
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| 1988 | 47.5 | 30 | 52.7 | 43 | 42.2 | 16 | 7.92 | 14 | 0 |
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| 1987 | 48.8 | 13 | 55.6 | 11 | 41.9 | 22 | 1.96 | 80 | 0 |
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| 1986 | 47.7 | 26 | 53.7 | 32 | 41.6 | 24 | 6.26 | 32 | 0 |
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| 1985 | 37.2 | 86 | 42.9 | 86 | 31.6 | 85 | 3.89 | 63 | 0 |
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| 1984 | 46.7 | 41 | 52.5 | 47 | 40.9 | 35 | 9.74 | 6 | 0 |
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| 1983 | 49.3 | 10 | 53.9 | 29 | 44.7 | 3 | 8.65 | 10 | 0 |
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| 1982 | 44.4 | 67 | 51.3 | 62 | 37.4 | 69 | 3.51 | 67 | 0 |
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| 1981 | 48.8 | 13 | 56.4 | 4 | 41.2 | 32 | 4.62 | 52 | 0 |
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| 1980 | 48.5 | 18 | 54.8 | 18 | 42.2 | 16 | 6.47 | 25 | 0 |
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| 1979 | 45 | 62 | 51.5 | 59 | 38.5 | 62 | 3.38 | 68 | 0 |
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| 1978 | 39.1 | 85 | 46.9 | 84 | 31.2 | 86 | 3.83 | 64 | 0 |
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| 1977 | 43.3 | 73 | 49.5 | 75 | 37 | 72 | 5.56 | 39 | 0 |
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| 1976 | 46.9 | 39 | 56.1 | 5 | 37.8 | 67 | 0.77 | 86 | 0 |
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| 1975 | 45.9 | 51 | 52 | 50 | 39.9 | 46 | 4.10 | 59 | 0 |
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| 1974 | 48.1 | 22 | 54.7 | 21 | 41.5 | 25 | 6.73 | 22 | 0 |
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| 1973 | 44.1 | 68 | 49.2 | 79 | 39.1 | 57 | 11.55 | 3 | 0 |
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| 1972 | 48.2 | 21 | 55 | 15 | 41.4 | 26 | 3.78 | 65 | 0 |
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| 1971 | 45.5 | 55 | 51.4 | 61 | 39.5 | 50 | 5.76 | 35 | 0 |
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| 1970 | 47.1 | 36 | 54.2 | 25 | 40 | 43 | 5.72 | 36 | 0 |
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| 1969 | 47.2 | 35 | 54.2 | 25 | 40.2 | 40 | 3.18 | 70 | 0 |
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| 1968 | 46.5 | 42 | 53.5 | 34 | 39.5 | 50 | 6.23 | 33 | 0 |
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| 1967 | 46.2 | 48 | 53.9 | 29 | 38.4 | 65 | 2.27 | 78 | 0 |
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| 1966 | 47.1 | 36 | 53.5 | 34 | 40.7 | 37 | 5.50 | 41 | 0 |
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| 1965 | 49.7 | 7 | 55.8 | 9 | 43.5 | 9 | 5.64 | 37 | 0 |
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| 1964 | 41 | 83 | 47.6 | 83 | 34.4 | 82 | 6.78 | 21 | 0 |
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| 1963 | 46 | 50 | 52.7 | 43 | 39.3 | 54 | 5.64 | 37 | 0 |
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| 1962 | 47.5 | 30 | 53.9 | 29 | 41.2 | 32 | 9.32 | 8 | 0 |
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| 1961 | 42.9 | 75 | 50.9 | 68 | 34.9 | 79 | 4.67 | 51 | 0 |
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| 1960 | 46.5 | 42 | 53.4 | 37 | 39.5 | 50 | 8.63 | 11 | 0 |
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| 1959 | 42.8 | 76 | 50.5 | 70 | 35 | 78 | 3.30 | 69 | 0 |
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| 1958 | 45.4 | 56 | 51.7 | 56 | 39.2 | 55 | 6.39 | 29 | 0 |
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| 1957 | 44 | 70 | 53 | 41 | 34.9 | 79 | 3.07 | 72 | 0 |
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| 1956 | 42.6 | 79 | 50.6 | 69 | 34.6 | 81 | 1.47 | 84 | 0 |
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| 1955 | 41.4 | 82 | 46.9 | 84 | 35.9 | 75 | 7.34 | 16 | 0 |
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| 1954 | 49.7 | 7 | 55.8 | 9 | 43.5 | 9 | 5.09 | 47 | 0 |
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| 1953 | 48.6 | 16 | 55 | 15 | 42.2 | 16 | 6.46 | 26 | 0 |
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| 1952 | 40.7 | 84 | 49.5 | 75 | 31.8 | 84 | 1.44 | 85 | 0 |
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| 1951 | 45.7 | 53 | 51.2 | 64 | 40.2 | 40 | 5.31 | 42 | 0 |
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| 1950 | 46.4 | 44 | 51.6 | 57 | 41.2 | 32 | 8.67 | 9 | 0 |
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| 1949 | 49.9 | 5 | 58.4 | 1 | 41.3 | 30 | 5.56 | 39 | 0 |
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| 1948 | 43.7 | 71 | 49.5 | 75 | 37.9 | 66 | 6.89 | 17 | 0 |
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| 1947 | 47 | 38 | 52.6 | 45 | 41.4 | 26 | 4.08 | 61 | 0 |
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| 1946 | 43.2 | 74 | 51 | 66 | 35.3 | 77 | 7.57 | 15 | 0 |
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| 1945 | 45.2 | 60 | 50.3 | 72 | 40.1 | 42 | 8.58 | 12 | 0 |
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| 1944 | 45.3 | 58 | 51.6 | 57 | 38.9 | 58 | 5.00 | 49 | 0 |
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| 1943 | 46.1 | 49 | 53.5 | 34 | 38.7 | 61 | 2.20 | 79 | 0 |
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| 1942 | 44.9 | 64 | 50.4 | 71 | 39.4 | 53 | 11.57 | 2 | 0 |
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| 1941 | 48 | 24 | 54.8 | 18 | 41.3 | 30 | 5.04 | 48 | 0 |
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| 1940 | 42.5 | 80 | 49.1 | 81 | 35.9 | 75 | 4.53 | 54 | 0 |
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