
| Characteristic | Temperature in degrees Celsius |
|---|---|
| 2024 | 6.45 |
| 2023 | 5.87 |
| 2022 | 5.06 |
| 2021 | 5.91 |
| 2020 | 5.78 |
| 2019 | 5.14 |
| 2018 | 5.52 |
| 2017 | 5.97 |
| 2016 | 6.18 |
| 2015 | 5.95 |
| 2014 | 4.85 |
| 2013 | 4.83 |
| 2012 | 6.04 |
| 2011 | 5.11 |
| 2010 | 5.17 |
| 2009 | 4.78 |
| 2008 | 4.52 |
| 2007 | 5.37 |
| 2006 | 5.6 |
| 2005 | 5.43 |
| 2004 | 5.32 |
| 2003 | 5.22 |
| 2002 | 5.12 |
| 2001 | 5.41 |
| 2000 | 5.12 |
| 1999 | 5.31 |
| 1998 | 6.01 |
| 1997 | 4.82 |
| 1996 | 4.47 |
| 1995 | 4.98 |
| 1994 | 4.97 |
| 1993 | 4.35 |
| 1992 | 5.04 |
| 1991 | 5.28 |
| 1990 | 5.22 |
| 1989 | 4.27 |
| 1988 | 4.48 |
| 1987 | 5.18 |
| 1986 | 5.41 |
| 1985 | 4.19 |
| 1984 | 4.65 |
| 1983 | 4.82 |
| 1982 | 4.36 |
| 1981 | 5.09 |
| 1980 | 4.63 |
| 1979 | 3.92 |
| 1978 | 4.07 |
| 1977 | 4.73 |
| 1976 | 3.82 |
| 1975 | 4.32 |
| 1974 | 4.56 |
| 1973 | 4.86 |
| 1972 | 4.24 |
| 1971 | 4.32 |
| 1970 | 4.26 |
| 1969 | 4.34 |
| 1968 | 4.13 |
| 1967 | 4.27 |
| 1966 | 4.08 |
| 1965 | 4.38 |
| 1964 | 4.13 |
| 1963 | 4.36 |
| 1962 | 4.36 |
| 1961 | 4.39 |
| 1960 | 4.14 |
| 1959 | 4.48 |
| 1958 | 4.52 |
| 1957 | 4.79 |
| 1956 | 4.31 |
| 1955 | 4.12 |
| 1954 | 4.93 |
| 1953 | 4.98 |
| 1952 | 4.36 |
| 1951 | 3.92 |
| 1950 | 3.98 |
| 1949 | 4.36 |
| 1948 | 4.1 |
| 1947 | 4.42 |
| 1946 | 4.85 |
| 1945 | 4.33 |
| 1944 | 4.35 |
| 1943 | 4.19 |
| 1942 | 4.34 |
| 1941 | 5.13 |
| 1940 | 4.47 |
| 1939 | 4.78 |
| 1938 | 5.08 |
| 1937 | 4.26 |
| 1936 | 4.28 |
| 1935 | 4.51 |
| 1934 | 5.24 |
| 1933 | 4.76 |
| 1932 | 4.28 |
| 1931 | 5.24 |
| 1930 | 4.31 |
| 1929 | 3.77 |
| 1928 | 4.39 |
| 1927 | 4.66 |
| 1926 | 4.46 |
| 1925 | 4.67 |
| 1924 | 3.48 |
| 1923 | 4.37 |
| 1922 | 4.45 |
| 1921 | 5.35 |
| 1920 | 4.14 |
| 1919 | 4.32 |
| 1918 | 4.33 |
| 1917 | 3.12 |
| 1916 | 3.65 |
| 1915 | 4.36 |
| 1914 | 4.41 |
| 1913 | 4.22 |
| 1912 | 3.61 |
| 1911 | 4.49 |
| 1910 | 4.39 |
| 1909 | 4.19 |
| 1908 | 4.42 |
| 1907 | 4.27 |
| 1906 | 4.51 |
| 1905 | 4.14 |
| 1904 | 3.84 |
| 1903 | 3.75 |
| 1902 | 4.33 |
| 1901 | 4.32 |
| 1900 | 4.98 |
| 1899 | 3.93 |
| 1898 | 4.19 |
| 1897 | 4.28 |
| 1896 | 4.58 |
| 1895 | 3.39 |
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Release date
2025
Region
United States
Survey time period
1895 to 2024
Supplementary notes
Figures were converted from Fahrenheit to Celsius.
The source does not provide the publication date. The date given is the date of access.
Figures taken in December of each year.
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