| Year | Temperature |
|---|---|
| 2024 | -10 °F |
| 2023 | -10 °F |
| 2022 | -13 °F |
| 2021 | -13 °F |
| 2020 | -10 °F |
| 2019 | -25 °F |
| 2018 | -11 °F |
| 2017 | -9 °F |
| 2016 | -9 °F |
| 2015 | -16 °F |
| 2014 | -19 °F |
| 2013 | -11 °F |
| 2012 | -8 °F |
| 2011 | -11 °F |
| 2010 | -9 °F |
| 2009 | -15 °F |
| 2008 | -12 °F |
| 2007 | -15 °F |
| 2006 | -17 °F |
| 2005 | -4 °F |
| 2004 | -13 °F |
| 2003 | -9 °F |
| 2002 | -9 °F |
| 2001 | 0 °F |
| 2000 | -8 °F |
| 1999 | -13 °F |
| 1998 | -9 °F |
| 1997 | -12 °F |
| 1996 | -27 °F |
| 1995 | -9 °F |
| 1994 | -27 °F |
| 1993 | -16 °F |
| 1991 | -10 °F |
| 1990 | -13 °F |
| 1989 | -19 °F |
| 1987 | -14 °F |
| 1986 | -10 °F |
| 1985 | -28 °F |
| 1984 | -20 °F |
| 1983 | -20 °F |
| 1982 | -29 °F |
| 1981 | -12 °F |
| 1980 | -8 °F |
| 1979 | -17 °F |
| 1978 | -10 °F |
| 1977 | -19 °F |
| 1976 | -16 °F |
| 1975 | -14 °F |
| 1974 | -17 °F |
| 1973 | -10 °F |
| 1972 | -29 °F |
| 1971 | -15 °F |
| 1970 | -21 °F |
| 1969 | -19 °F |
| 1968 | -22 °F |
| 1967 | -23 °F |
| 1966 | -24 °F |
| 1965 | -20 °F |
| 1964 | -9 °F |
| 1963 | -26 °F |
| 1962 | -18 °F |
| 1961 | -12 °F |
| 1960 | -9 °F |
| 1959 | -15 °F |
| 1958 | -13 °F |
| 1957 | -11 °F |
| 1956 | -11 °F |
| 1955 | -13 °F |
| 1954 | -18 °F |
| 1953 | -9 °F |
| 1952 | -15 °F |
| 1951 | -26 °F |
| 1950 | -12 °F |
| 1949 | -13 °F |
| 1948 | -18 °F |
| 1947 | -13 °F |
| 1946 | -13 °F |
| 1945 | -12 °F |
| 1944 | -9 °F |
| 1943 | -20 °F |
| 1942 | -23 °F |
| 1941 | -12 °F |
| 1940 | -20 °F |
| 1939 | -8 °F |
| 1938 | -13 °F |
| 1937 | -8 °F |
| 1936 | -23 °F |
| 1935 | -22 °F |
| 1934 | -14 °F |
| 1933 | -27 °F |
| 1932 | -12 °F |
| 1929 | -24 °F |
| 1928 | -13 °F |
| 1927 | -15 °F |
| 1926 | -17 °F |
| 1925 | -13 °F |
| 1924 | -23 °F |
| 1923 | -17 °F |
| 1922 | -16 °F |
| 1921 | -5 °F |
| 1920 | -16 °F |
| 1919 | -18 °F |
| 1918 | -25 °F |
| 1917 | -19 °F |
| 1916 | -18 °F |
| 1915 | -21 °F |
| 1914 | -16 °F |
| 1913 | -13 °F |
| 1912 | -23 °F |
| 1911 | -15 °F |
| Years | Station | Coordinates |
|---|---|---|
| 1910–2024 | Plymouth WWTP | location |