Monthly average temperature for Boston, MA
Monthly temperature averages for BOSTON WSFO AP
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Tot
1872 26.5 46.6 59.3 68.9 75.7 73.0 64.4 51.9 40.6 23.1 53.0
1873 25.1 26.4 33.9 44.9 56.5 67.3 72.9 69.8 62.8 53.5 33.3 32.1 48.2
1874 30.5 27.0 34.4 38.8 55.5 66.1 72.9 68.1 64.4 53.2 41.6 31.3 48.6
1875 20.1 22.3 31.3 42.5 57.9 66.7 72.1 71.0 59.6 50.1 34.9 29.6 46.5
1876 30.7 27.5 33.5 43.9 54.6 68.9 74.0 70.3 59.9 48.3 41.4 22.2 47.9
1877 24.8 34.3 34.9 44.2 55.1 66.8 71.1 72.2 65.2 52.0 44.2 36.3 50.1
1878 27.9 30.5 39.6 48.1 56.5 64.6 73.7 69.7 64.2 56.1 40.8 30.3 50.2
1879 24.2 24.6 33.6 42.3 60.2 64.8 70.8 69.3 61.9 57.6 38.7 32.5 48.4
1880 34.6 31.8 33.2 46.4 63.7 68.6 71.7 70.7 65.2 52.2 38.2 26.7 50.2
1881 22.0 27.9 37.1 43.6 56.6 61.7 70.2 71.3 67.5 54.5 43.5 39.0 49.6
1882 26.0 30.4 36.0 42.9 50.5 66.8 73.2 71.5 64.0 55.4 39.3 30.5 48.9
1883 24.3 28.8 30.7 45.3 56.6 70.1 71.7 68.3 59.8 47.7 42.8 29.0 47.9
1884 24.1 31.1 34.1 43.8 54.9 67.2 68.7 69.7 66.9 52.7 41.4 33.7 49.0
1885 27.4 20.6 27.6 47.2 53.2 66.8 71.8 67.8 60.1 51.6 43.9 32.7 47.6
1886 25.7 26.7 33.3 48.6 56.7 63.2 71.2 68.2 63.1 51.9 43.2 28.4 48.3
1887 25.1 28.7 31.5 44.2 59.7 65.2 74.5 67.6 59.8 51.5 42.2 32.3 48.5
1888 20.1 28.3 32.2 42.6 53.1 66.8 68.8 70.1 59.8 47.7 43.9 34.6 47.3
1889 35.7 26.0 38.2 47.8 60.2 69.1 69.4 67.3 62.8 48.5 44.6 38.0 50.6
1890 32.3 33.3 34.9 46.3 57.0 64.2 71.0 68.9 62.9 51.0 41.8 26.0 49.1
1891 31.1 31.9 33.7 48.0 55.8 65.0 69.0 70.0 66.7 51.5 41.3 40.5 50.4
1892 28.3 28.4 32.9 48.3 55.9 69.6 73.0 70.2 62.5 52.7 41.2 29.9 49.4
1893 20.7 26.8 33.7 44.3 56.3 64.7 71.5 69.6 60.0 54.8 42.2 30.4 47.9
1894 30.1 26.7 42.5 47.0 57.5 68.8 73.7 68.0 64.8 54.0 38.2 32.2 50.3
1895 28.8 24.5 34.6 46.0 60.2 66.8 69.3 71.0 65.7 49.6 45.4 35.5 49.8
1896 24.9 28.7 31.9 47.2 60.3 66.1 71.8 70.7 62.2 50.2 46.5 30.4 49.2
1897 28.5 30.9 36.9 49.0 57.7 62.2 71.6 69.6 63.1 54.4 41.5 34.0 49.9
1898 28.7 32.8 42.9 43.8 55.9 65.8 71.8 73.1 66.2 54.2 42.0 31.9 50.8
1899 29.0 26.8 34.0 48.1 57.7 70.0 72.6 68.7 62.0 54.5 42.1 36.2 50.1
1900 30.1 29.3 34.0 48.5 55.2 68.6 73.9 71.1 64.9 56.6 44.7 33.5 50.9
1901 27.6 24.3 36.2 43.5 54.3 68.2 73.5 70.7 65.4 54.4 37.3 32.4 49.0
1902 26.8 28.9 43.3 48.4 57.8 64.3 67.9 67.6 62.6 53.6 46.2 28.6 49.7
1903 28.6 31.4 44.4 47.9 58.5 59.8 71.4 65.0 64.4 53.9 40.0 29.0 49.5
1904 21.5 22.6 34.5 44.7 60.9 64.0 71.4 68.7 62.5 50.5 38.2 25.8 47.1
1905 25.1 23.4 37.1 46.8 57.6 65.2 73.2 68.6 62.0 53.6 41.6 35.1 49.1
1906 35.7 29.7 32.3 47.2 58.0 66.4 70.1 72.0 65.0 52.5 41.7 29.1 50.0
1907 27.0 21.7 37.9 43.4 52.5 65.1 72.4 69.7 64.4 49.8 43.3 37.2 48.7
1908 31.0 26.7 38.6 46.8 59.0 69.8 74.1 69.4 65.8 55.4 43.6 33.3 51.1
1909 30.3 32.6 36.8 47.7 55.8 69.4 71.5 69.4 62.6 52.8 46.4 30.7 50.5
1910 32.0 29.5 42.0 51.6 57.6 65.2 74.9 68.8 62.8 56.0 41.2 27.5 50.8
1911 31.8 27.0 35.5 46.1 62.5 65.5 77.1 69.0 62.5 52.6 41.9 39.4 50.9
1912 21.4 27.7 36.0 47.4 58.6 68.0 73.2 68.9 63.7 57.5 45.7 38.5 50.6
1913 39.3 27.7 42.4 48.0 55.1 67.5 73.8 70.7 62.0 56.5 46.5 37.8 52.3
1914 28.7 24.3 36.7 45.3 60.3 67.3 68.6 70.4 64.6 57.0 42.7 30.4 49.7
1915 33.1 33.2 35.8 50.7 56.6 63.9 70.1 69.1 66.8 55.7 45.3 34.2 51.2
1916 33.1 25.5 30.6 45.6 58.6 62.7 72.6 71.7 65.0 55.5 42.6 32.6 49.7
1917 30.2 25.8 37.3 44.0 50.7 65.8 73.3 72.9 60.2 51.9 39.5 23.7 47.9
1918 21.0 27.0 36.7 47.8 63.3 63.9 71.1 70.4 61.1 56.1 45.0 34.7 49.8
1919 33.3 32.6 40.8 46.8 59.1 67.2 74.0 68.8 63.9 55.1 42.7 28.7 51.1
1920 21.0 27.6 39.3 45.1 54.6 65.8 72.4 72.0 65.2 59.8 41.7 35.6 50.0
1921 32.1 32.5 46.2 51.7 58.0 68.2 73.2 69.8 68.5 55.2 41.5 31.5 52.4
1922 27.2 32.0 39.8 48.7 61.4 68.7 72.0 70.4 65.2 55.1 43.8 30.9 51.3
1923 26.9 23.4 33.8 48.1 57.6 69.3 70.0 69.4 64.2 55.5 44.7 40.4 50.3
1924 31.9 26.6 37.5 47.2 56.2 66.6 73.8 71.9 62.2 54.6 44.6 31.1 50.4
1925 27.2 38.1 43.1 49.8 57.4 70.9 72.4 71.1 64.1 49.3 43.6 33.6 51.7
1926 31.0 27.9 34.3 44.8 56.0 64.3 70.5 70.4 62.4 53.4 44.2 28.6 49.0
1927 30.6 32.6 41.6 48.3 55.2 65.1 72.2 67.5 65.0 57.9 49.6 36.0 51.8
1928 33.0 29.6 37.0 46.8 55.3 65.0 73.2 73.6 62.4 56.6 44.8 38.5 51.3
1929 29.0 31.7 41.4 47.1 61.0 68.4 72.6 69.3 65.2 53.2 44.7 32.6 51.4
1930 31.8 34.1 38.3 47.6 59.4 72.4 72.6 70.5 69.4 53.0 45.1 33.2 52.3
1931 30.5 30.6 39.3 50.2 60.3 67.2 74.0 72.1 66.9 58.5 49.5 36.6 53.0
1932 38.8 30.7 35.6 47.4 60.3 66.5 72.8 74.0 65.1 57.1 42.8 38.1 52.4
1933 37.9 33.7 35.7 46.5 61.6 69.6 70.7 71.7 65.8 52.7 38.3 26.9 50.9
1934 29.5 17.5 35.1 48.0 60.6 66.9 73.1 67.3 64.5 49.6 45.6 28.5 48.8
1935 23.2 27.9 38.4 45.2 55.5 65.5 72.6 70.7 61.4 53.8 45.4 27.1 48.9
1936 28.2 22.8 41.8 45.3 60.6 66.2 71.1 69.7 62.6 54.5 39.5 34.9 49.8
1937 37.4 33.2 34.1 45.3 59.1 66.4 73.2 74.5 62.9 52.6 44.0 31.2 51.2
1938 28.0 30.6 39.1 48.7 55.8 67.2 71.8 73.6 62.2 56.0 46.4 34.0 51.1
1939 27.9 32.2 33.2 43.6 56.5 65.6 72.3 73.8 64.5 54.1 40.8 33.4 49.8
1940 23.0 29.6 33.1 43.6 56.3 65.1 71.5 68.5 63.3 50.6 42.9 34.3 48.5
1941 25.3 29.4 33.4 51.6 59.9 68.2 71.4 70.6 66.0 55.9 48.0 35.2 51.2
1942 28.5 27.1 40.8 49.7 60.7 67.4 71.1 70.7 64.5 55.8 43.5 28.6 50.7
1943 25.5 30.6 36.0 43.4 57.6 71.1 74.1 71.0 62.9 53.8 43.3 29.5 49.9
1944 30.9 29.6 34.1 44.7 63.2 67.0 73.8 74.7 65.0 53.7 43.2 30.8 50.9
1945 23.7 30.5 46.3 52.5 55.1 66.6 71.9 70.7 67.1 53.1 45.5 28.5 51.0
1946 28.3 27.6 47.2 46.1 58.0 67.5 70.9 67.8 65.9 58.4 47.9 34.8 51.7
1947 32.6 29.6 37.7 47.1 56.9 65.4 74.4 73.1 64.7 61.5 41.2 30.4 51.2
1948 23.3 26.6 38.0 48.0 55.0 63.6 74.5 73.7 65.7 54.3 49.6 36.3 50.7
1949 34.7 34.4 39.2 50.8 60.3 71.6 76.3 74.4 63.2 58.4 43.5 36.8 53.6
1950 36.2 28.0 33.7 46.8 55.8 69.1 73.5 70.8 61.5 56.3 47.8 35.5 51.2
1951 34.0 34.7 39.0 51.0 59.1 66.0 74.0 70.6 65.5 54.8 42.6 35.0 52.2
1952 32.6 32.5 37.2 50.4 57.2 70.6 77.5 72.2 66.3 53.0 44.9 35.6 52.5
1953 34.7 35.0 39.0 48.9 58.4 70.5 73.2 72.0 66.3 56.2 48.6 40.1 53.6
1954 25.9 36.4 38.8 50.1 56.3 66.6 72.1 70.1 63.2 58.6 44.4 34.4 51.4
1955 28.5 32.0 37.6 49.2 62.7 66.8 77.2 74.5 64.4 55.1 41.9 26.6 51.4
1956 30.6 32.5 33.5 45.6 55.4 68.9 71.7 71.8 61.1 54.3 46.1 36.0 50.6
1957 23.4 34.6 39.0 49.4 59.8 71.3 74.1 69.3 67.3 54.5 47.1 40.0 52.5
1958 31.0 25.5 39.0 48.7 56.6 63.9 72.4 72.4 64.6 52.6 46.5 26.4 50.0
1959 28.7 26.7 37.0 48.9 62.6 64.6 74.7 74.1 68.1 55.0 44.4 36.3 51.8
1960 30.9 35.3 32.7 48.3 59.7 69.6 73.1 72.2 63.7 53.9 48.0 29.5 51.4
1961 25.0 31.6 36.8 45.2 56.3 68.9 72.1 72.5 68.9 57.3 44.6 32.8 51.0
1962 28.7 26.7 38.5 49.3 57.2 68.4 70.3 69.9 62.9 54.1 41.7 30.0 49.8
1963 29.5 25.9 39.0 48.9 59.4 69.4 74.7 70.4 60.8 60.0 48.2 25.8 51.0
1964 31.7 29.1 38.7 46.1 60.3 67.0 71.5 66.4 62.0 52.5 44.0 32.4 50.1
1965 25.4 27.9 35.8 44.2 59.5 67.4 71.0 70.5 62.5 52.8 42.1 36.1 49.6
1966 28.8 31.3 39.7 45.8 57.2 69.4 74.9 71.2 63.5 54.4 46.8 34.2 51.4
1967 35.1 26.4 33.1 44.9 51.6 67.2 72.9 70.8 62.7 53.7 40.1 34.9 49.5
1968 25.5 26.0 39.1 49.6 56.1 64.8 75.2 70.7 64.9 57.9 43.8 30.9 50.4
1969 29.3 29.4 35.4 50.6 58.5 69.3 71.0 74.3 63.7 54.3 44.9 33.4 51.2
1970 23.0 32.3 37.4 49.0 59.6 67.0 74.2 73.6 65.6 54.9 44.8 28.9 50.9
1971 23.7 30.4 36.7 45.0 55.7 69.1 73.4 73.4 67.9 59.8 43.1 36.3 51.2
1972 33.0 29.6 36.3 44.9 57.6 65.4 73.7 71.5 65.7 51.8 42.3 33.0 50.4
1973 31.4 30.1 43.3 49.8 57.0 70.0 74.2 74.8 64.4 55.6 45.8 39.5 53.0
1974 31.7 29.1 38.7 50.8 54.7 64.8 72.4 72.0 63.6 50.0 45.3 37.7 50.9
1975 34.9 32.0 36.8 45.1 61.4 67.5 75.9 72.9 63.8 57.3 51.8 34.4 52.8
1976 26.1 37.3 41.1 55.1 60.2 73.4 72.9 71.9 64.8 52.3 41.9 29.0 52.2
1977 23.2 30.7 44.7 51.3 62.6 67.4 74.9 73.4 64.4 55.3 48.1 34.2 52.5
1978 28.4 27.0 36.2 48.8 59.3 68.2 72.0 71.6 61.4 52.5 43.5 35.3 50.3
1979 32.5 23.1 42.5 48.7 61.1 68.2 74.5 71.7 64.9 52.6 48.6 36.6 52.1
1980 29.4 27.8 36.8 48.7 59.4 66.3 75.8 74.2 66.9 52.4 41.2 28.6 50.6
1981 21.4 36.4 39.1 51.7 60.4 70.7 74.6 72.0 63.6 51.2 43.8 33.2 51.5
1982 22.9 30.8 38.6 48.2 57.8 63.3 74.8 70.3 64.0 54.2 47.6 39.5 51.0
1983 31.2 32.8 40.6 49.1 58.1 70.7 78.0 73.6 70.6 55.1 46.0 32.1 53.2
1984 26.6 37.5 31.8 46.0 58.0 70.5 74.7 74.6 62.1 53.2 44.5 39.5 51.6
1985 24.3 32.8 40.3 49.2 59.2 64.8 73.5 70.3 65.4 55.4 45.4 31.3 51.0
1986 31.4 28.8 40.7 48.4 58.4 66.0 71.0 70.5 63.2 54.0 42.2 35.5 50.8
1987 28.9 29.1 38.5 45.1 57.1 65.1 71.6 70.3 65.4 54.3 43.8 36.1 50.4
1988 27.8 32.1 39.2 46.8 57.6 68.5 73.7 75.5 64.6 50.8 46.7 32.8 51.3
1989 34.5 30.5 37.2 45.9 59.3 67.8 72.7 71.6 64.7 55.2 42.7 21.7 50.3
1990 36.4 34.1 40.1 47.6 54.9 66.6 73.1 73.3 64.6 58.3 48.5 40.7 53.2
1991 29.4 36.0 41.5 51.3 63.2 70.0 74.6 73.7 63.6 56.4 45.2 35.9 53.4
1992 31.0 32.4 35.4 46.3 55.5 67.7 69.4 70.3 63.9 52.4 42.8 34.8 50.2
1993 32.4 27.1 36.4 48.3 60.3 69.4 74.7 73.5 64.8 52.3 45.6 34.2 51.6
1994 22.2 26.9 38.1 51.4 58.4 71.9 77.5 72.4 64.2 55.5 48.9 38.5 52.2
1995 34.6 28.4 38.8 46.0 57.2 68.6 75.9 72.8 63.1 58.3 41.9 31.7 51.4
1996 30.1 30.9 36.5 47.9 57.4 68.1 71.8 70.9 64.1 53.2 40.3 39.2 50.9
1997 29.2 36.0 36.7 46.3 56.1 68.2 73.6 71.1 64.2 52.8 41.6 35.2 50.9
1998 33.9 35.2 41.5 49.4 60.3 64.6 74.3 72.5 66.3 54.4 44.6 39.1 53.0
1999 29.5 33.6 39.3 49.2 58.2 70.9 75.7 71.3 67.0 53.0 48.0 37.3 52.7
2000 27.5 34.2 43.3 47.3 57.2 67.3 70.0 70.3 63.5 53.9 43.8 29.2 50.6
2001 30.0 31.7 35.3 48.7 59.5 71.1 69.9 73.9 65.3 56.2 48.3 40.5 52.5
2002 36.7 36.3 40.2 49.7 57.7 66.5 75.2 75.2 68.4 56.2