Boston May 12 Weather Records

Daily averages and all-time records for weather in Boston, Massachusetts for the date of May 12.
May 12 All-Time Records
1893–2024
Highest temperature 88 °F 2001
Lowest temperature 33 °F 1907
Lowest daily high 48 °F 1949
Highest daily low 67 °F 1908
Most precipitation 1.39 inches 1952
Most snow none -
May 12 Average Weather
1991–2020 1
Average high 65.1 °F
Average low 48.9 °F
Chance precipitation 37.9%
Chance snow 0%
Boston May 12 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 85 57 0.00 0.0
2022 60 51 0.00 0.0
2021 69 48 0.00 0.0
2020 56 41 0.00 0.0
2019 55 43 0.39 0.0
2018 53 49 0.21 0.0
2017 53 47 0.01 0.0
2016 66 54 0.00 0.0
2015 87 48 0.02 0.0
2014 85 52 0.00 0.0
2013 73 51 0.04 0.0
2012 80 50 0.00 0.0
2011 60 51 0.00 0.0
2010 53 47 0.00 0.0
2009 59 47 0.00 0.0
2008 51 47 0.00 0.0
2007 69 50 0.00 0.0
2006 51 48 0.37 0.0
2005 62 45 0.00 0.0
2004 73 57 0.00 0.0
2003 52 45 0.10 0.0
2002 57 47 0.37 0.0
2001 88 62 0.00 0.0
2000 67 50 0.00 0.0
1999 70 49 0.00 0.0
1998 52 44 0.00 0.0
1997 75 52 0.00 0.0
1996 52 42 0.19 0.0
1995 57 45 0.00 0.0
1994 67 52 0.11 0.0
1993 70 50 0.00 0.0
1992 52 41 0.00 0.0
1991 88 60 0.00 0.0
1990 67 45 0.00 0.0
1989 67 49 0.07 0.0
1988 64 51 0.00 0.0
1987 76 52 0.00 0.0
1986 52 44 0.08 0.0
1985 65 45 0.04 0.0
1984 60 54 0.23 0.0
1983 62 41 0.00 0.0
1982 56 44 0.00 0.0
1981 67 50 0.12 0.0
1980 78 54 0.00 0.0
1979 64 52 0.01 0.0
1978 77 49 0.00 0.0
1977 77 52 0.00 0.0
1976 68 50 0.25 0.0
1975 80 55 0.00 0.0
1974 64 45 0.66 0.0
1973 72 51 0.00 0.0
1972 65 46 0.00 0.0
1971 79 54 0.00 0.0
1970 74 52 0.00 0.0
1969 63 45 0.00 0.0
1968 53 49 1.13 0.0
1967 60 43 0.02 0.0
1966 52 46 0.03 0.0
1965 68 48 0.00 0.0
1964 72 54 0.00 0.0
1963 57 36 0.00 0.0
1962 58 40 0.00 0.0
1961 50 47 0.16 0.0
1960 64 50 0.10 0.0
1959 85 66 0.27 0.0
1958 69 50 0.00 0.0
1957 53 48 0.23 0.0
1956 80 48 0.05 0.0
1955 76 53 0.00 0.0
1954 60 47 0.01 0.0
1953 74 52 0.00 0.0
1952 65 48 1.39 0.0
1951 65 44 0.11 0.0
1950 70 50 0.00 0.0
1949 48 43 0.02 0.0
1948 78 52 0.17 0.0
1947 84 58 0.00 0.0
1946 67 55 0.16 0.0
1945 64 44 0.00 0.0
1944 72 56 0.00 0.0
1943 56 45 0.54 0.0
1942 67 48 0.07 0.0
1941 65 47 0.00 0.0
1940 59 43 0.00 0.0
1939 65 47 0.00 0.0
1938 51 42 0.43 0.0
1937 77 49 0.00 0.0
1936 78 53 0.05 0.0
1935 67 46 0.00 0.0
1934 59 45 0.00 0.0
1933 69 51 0.00 0.0
1932 58 44 0.00 0.0
1931 54 44 0.00 0.0
1930 78 48 0.00 0.0
1929 78 54 0.06 0.0
1928 63 45 0.00 0.0
1927 70 48 0.01 0.0
1926 67 44 0.00 0.0
1925 62 52 0.00 0.0
1924 49 42 1.05 0.0
1923 57 44 0.37 0.0
1922 66 46 0.00 0.0
1921 55 42 0.00 0.0
1920 66 45 0.00 0.0
1919 50 43 0.39 0.0
1918 74 50 0.00 0.0
1917 49 41 0.10 0.0
1916 66 51 0.00 0.0
1915 78 57 0.00 0.0
1914 50 41 0.47 0.0
1913 64 42 0.00 0.0
1912 71 54 0.03 0.0
1911 82 61 0.00 0.0
1910 61 48 0.00 0.0
1909 73 48 0.00 0.0
1908 84 67 0.00 0.0
1907 58 33 0.00 0.0
1906 69 44 0.00 0.0
1905 64 50 0.01 0.0
1904 66 51 0.00 0.0
1903 70 49 0.00 0.0
1902 62 44 0.00 0.0
1901 71 55 0.00 0.0
1900 63 42 0.00 0.0
1899 73 52 0.00 0.0
1898 72 52 0.00 0.0
1897 69 52 0.19 0.0
1896 74 50 0.00 0.0
1895 74 54 0.98 0.0
1894 70 47 0.00 0.0
1893 77 n/a 0.00 0.0
What's the all-time high for Boston on 5/12?
For the date of May 12, the highest temperature ever reached in Boston history is 88 °F which has happened 2 times, most recently in 2001.
Highest Temperatures in Boston on May 12
Rank Temperature Year
1 88 °F 2001
1 88 °F 1991
3 87 °F 2015
4 85 °F 2014
4 85 °F 1959
4 85 °F 2023
7 84 °F 1947
7 84 °F 1908
9 82 °F 1911
10 80 °F 1956
10 80 °F 2012
10 80 °F 1975
What's the all-time low for Boston on 5/12?
For the date of May 12, the lowest temperature ever reached in Boston history is 33 °F which happened in 1907.
Lowest Temperatures in Boston on May 12
Rank Temperature Year
1 33 °F 1907
2 36 °F 1963
3 40 °F 1962
4 41 °F 1992
4 41 °F 1914
4 41 °F 2020
4 41 °F 1917
4 41 °F 1983
9 42 °F 1996
9 42 °F 1913
9 42 °F 1938
9 42 °F 1924
9 42 °F 1900
9 42 °F 1921
Lowest High Temperatures in Boston on May 12
Rank Temperature Year
1 48 °F 1949
2 49 °F 1917
2 49 °F 1924
4 50 °F 1919
4 50 °F 1961
4 50 °F 1914
7 51 °F 1938
7 51 °F 2008
7 51 °F 2006
10 52 °F 1986
10 52 °F 1996
10 52 °F 2003
10 52 °F 1992
10 52 °F 1998
10 52 °F 1966
What's the most it has ever rained in Boston on 5/12?
For the date of May 12, the most precipitation ever recorded in Boston history is 1.39 inches which happened in 1952.
All-Time Most Precipitation in Boston on May 12
Rank Precipitation Year
1 1.39 inches 1952
2 1.13 inches 1968
3 1.05 inches 1924
4 0.98 inches 1895
5 0.66 inches 1974
6 0.54 inches 1943
7 0.47 inches 1914
8 0.43 inches 1938
9 0.39 inches 2019
9 0.39 inches 1919
Weather Station Details
Years Station Coordinates
1936–2024 Boston Logan International Airport location
1893–1935 Boston City location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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