Boston August 12 Weather Records

Daily averages and all-time records for weather in Boston, Massachusetts for the date of August 12.
August 12 All-Time Records
1893–2024
Highest temperature 101 °F 1944
Lowest temperature 53 °F 1930
Lowest daily high 62 °F 1979
Highest daily low 78 °F 2016
Most precipitation 1.78 inches 1979
Most snow none -
August 12 Average Weather
1991–2020 1
Average high 81.0 °F
Average low 65.7 °F
Chance precipitation 29.6%
Chance snow 0%
Boston August 12 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 82 63 0.00 0.0
2022 80 67 0.00 0.0
2021 96 76 0.00 0.0
2020 93 74 0.00 0.0
2019 87 65 0.00 0.0
2018 75 67 1.38 0.0
2017 76 63 0.10 0.0
2016 98 78 0.01 0.0
2015 85 68 0.00 0.0
2014 82 64 0.00 0.0
2013 84 65 0.00 0.0
2012 84 72 0.01 0.0
2011 83 65 0.00 0.0
2010 75 63 0.00 0.0
2009 70 66 0.00 0.0
2008 75 61 0.10 0.0
2007 85 68 0.00 0.0
2006 77 57 0.00 0.0
2005 79 66 0.00 0.0
2004 85 68 0.56 0.0
2003 80 67 0.04 0.0
2002 90 70 0.00 0.0
2001 67 64 1.12 0.0
2000 72 64 0.00 0.0
1999 81 64 0.00 0.0
1998 70 60 0.07 0.0
1997 74 64 0.01 0.0
1996 72 62 0.00 0.0
1995 87 72 0.00 0.0
1994 78 66 0.00 0.0
1993 74 62 0.00 0.0
1992 73 61 0.00 0.0
1991 78 66 0.00 0.0
1990 89 69 0.00 0.0
1989 75 63 0.41 0.0
1988 95 77 0.00 0.0
1987 70 58 0.00 0.0
1986 80 64 0.00 0.0
1985 76 64 0.00 0.0
1984 74 67 0.00 0.0
1983 64 56 1.06 0.0
1982 70 65 0.00 0.0
1981 85 72 0.00 0.0
1980 88 65 0.03 0.0
1979 62 56 1.78 0.0
1978 70 65 0.03 0.0
1977 74 66 0.25 0.0
1976 89 67 0.00 0.0
1975 83 68 0.12 0.0
1974 80 62 0.00 0.0
1973 89 72 0.00 0.0
1972 78 61 0.00 0.0
1971 79 64 0.15 0.0
1970 87 62 0.38 0.0
1969 75 64 0.00 0.0
1968 77 60 0.00 0.0
1967 70 61 0.00 0.0
1966 82 68 0.00 0.0
1965 89 61 0.00 0.0
1964 75 67 0.04 0.0
1963 79 58 0.00 0.0
1962 69 58 0.00 0.0
1961 90 73 0.00 0.0
1960 82 61 0.00 0.0
1959 90 68 0.00 0.0
1958 85 65 0.00 0.0
1957 81 58 0.23 0.0
1956 87 69 0.00 0.0
1955 70 67 1.35 0.0
1954 75 56 0.00 0.0
1953 82 64 0.00 0.0
1952 86 68 0.01 0.0
1951 82 64 0.00 0.0
1950 73 58 0.00 0.0
1949 76 69 0.24 0.0
1948 76 64 0.46 0.0
1947 93 65 0.00 0.0
1946 76 62 0.00 0.0
1945 85 69 0.00 0.0
1944 101 76 0.00 0.0
1943 76 63 0.08 0.0
1942 79 68 0.00 0.0
1941 86 58 0.03 0.0
1940 85 62 0.00 0.0
1939 86 68 0.00 0.0
1938 75 60 0.00 0.0
1937 84 70 0.35 0.0
1936 77 62 0.00 0.0
1935 85 61 0.00 0.0
1934 66 57 0.26 0.0
1933 72 60 0.01 0.0
1932 80 64 0.00 0.0
1931 74 63 1.44 0.0
1930 72 53 0.00 0.0
1929 80 69 0.00 0.0
1928 72 59 0.00 0.0
1927 82 62 0.00 0.0
1926 75 63 0.30 0.0
1925 83 63 0.00 0.0
1924 68 61 1.17 0.0
1923 76 65 0.01 0.0
1922 65 61 0.24 0.0
1921 85 72 0.02 0.0
1920 84 72 0.00 0.0
1919 77 63 0.00 0.0
1918 84 63 0.00 0.0
1917 77 63 0.00 0.0
1916 87 62 0.20 0.0
1915 86 65 0.00 0.0
1914 75 64 0.25 0.0
1913 75 56 0.00 0.0
1912 87 71 0.00 0.0
1911 80 59 0.00 0.0
1910 82 61 0.00 0.0
1909 80 59 0.00 0.0
1908 80 67 0.00 0.0
1907 94 68 0.00 0.0
1906 84 64 0.00 0.0
1905 86 73 1.53 0.0
1904 66 60 0.00 0.0
1903 77 61 0.00 0.0
1902 76 57 0.25 0.0
1901 75 62 0.02 0.0
1900 82 60 0.00 0.0
1899 69 58 0.02 0.0
1898 72 62 0.00 0.0
1897 81 63 0.00 0.0
1896 89 75 0.00 0.0
1895 73 63 0.40 0.0
1894 70 59 0.00 0.0
1893 74 66 0.00 0.0
What's the all-time high for Boston on 8/12?
For the date of Aug 12, the highest temperature ever reached in Boston history is 101 °F which happened in 1944.
Highest Temperatures in Boston on August 12
Rank Temperature Year
1 101 °F 1944
2 98 °F 2016
3 96 °F 2021
4 95 °F 1988
5 94 °F 1907
6 93 °F 2020
6 93 °F 1947
8 90 °F 2002
8 90 °F 1961
8 90 °F 1959
What's the all-time low for Boston on 8/12?
For the date of Aug 12, the lowest temperature ever reached in Boston history is 53 °F which happened in 1930.
Lowest Temperatures in Boston on August 12
Rank Temperature Year
1 53 °F 1930
2 56 °F 1954
2 56 °F 1913
2 56 °F 1983
2 56 °F 1979
6 57 °F 2006
6 57 °F 1902
6 57 °F 1934
9 58 °F 1957
9 58 °F 1963
9 58 °F 1950
9 58 °F 1987
9 58 °F 1899
9 58 °F 1962
9 58 °F 1941
Lowest High Temperatures in Boston on August 12
Rank Temperature Year
1 62 °F 1979
2 64 °F 1983
3 65 °F 1922
4 66 °F 1934
4 66 °F 1904
6 67 °F 2001
7 68 °F 1924
8 69 °F 1899
8 69 °F 1962
10 70 °F 1967
10 70 °F 1894
10 70 °F 1955
10 70 °F 1998
10 70 °F 1987
10 70 °F 2009
10 70 °F 1982
10 70 °F 1978
What's the most it has ever rained in Boston on 8/12?
For the date of Aug 12, the most precipitation ever recorded in Boston history is 1.78 inches which happened in 1979.
All-Time Most Precipitation in Boston on August 12
Rank Precipitation Year
1 1.78 inches 1979
2 1.53 inches 1905
3 1.44 inches 1931
4 1.38 inches 2018
5 1.35 inches 1955
6 1.17 inches 1924
7 1.12 inches 2001
8 1.06 inches 1983
9 0.56 inches 2004
10 0.46 inches 1948
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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