Brockton September 21 Weather Records

Daily averages and all-time records for weather in Brockton, Massachusetts for the date of September 21.
September 21 All-Time Records
1894–2024
Highest temperature 95 °F 1914
Lowest temperature 29 °F 1956
Lowest daily high 54 °F 1977
Highest daily low 68 °F 1989
Most precipitation 3.51 inches 1961
Most snow none -
September 21 Average Weather
1991–2020 1
Average high 73.3 °F
Average low 51.3 °F
Chance precipitation 34.4%
Chance snow 0%
Brockton September 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 78 53 0.00 0.0
2022 72 56 0.00 0.0
2021 81 50 0.00 0.0
2020 67 40 0.00 0.0
2019 85 51 0.00 0.0
2018 72 56 0.00 0.0
2017 71 62 0.00 0.0
2016 86 60 0.00 0.0
2015 68 53 0.00 0.0
2014 80 59 0.00 0.0
2013 77 54 0.00 0.0
2012 68 46 0.00 0.0
2011 79 54 0.00 n/a
2010 71 45 0.00 0.0
2009 78 45 0.00 0.0
2008 78 44 0.00 0.0
2007 79 54 0.00 0.0
2006 72 44 0.00 0.0
2005 78 59 0.00 0.0
2004 69 36 0.00 0.0
2003 85 65 0.00 0.0
2002 81 62 0.00 0.0
2001 72 64 1.00 0.0
2000 78 56 0.00 0.0
1999 77 52 0.01 0.0
1998 81 60 0.00 0.0
1997 63 39 0.02 0.0
1996 76 43 0.00 0.0
1995 69 43 0.00 0.0
1994 82 47 0.00 0.0
1993 60 n/a 0.15 0.0
1992 73 43 0.00 0.0
1991 62 38 0.00 0.0
1990 71 43 0.00 0.0
1989 79 68 0.60 0.0
1988 78 62 0.38 0.0
1987 69 55 0.00 0.0
1986 59 44 0.05 0.0
1985 85 62 0.00 0.0
1984 71 44 n/a 0.0
1983 81 66 0.00 0.0
1982 60 52 0.00 0.0
1981 68 40 0.00 0.0
1980 83 65 0.02 0.0
1979 68 37 0.57 0.0
1978 84 55 0.00 0.0
1977 54 47 0.15 0.0
1976 74 61 0.01 0.0
1975 77 62 1.50 0.0
1974 73 58 2.12 0.0
1973 62 40 0.00 0.0
1972 64 44 0.03 0.0
1971 74 56 0.29 0.0
1970 79 55 0.00 0.0
1969 64 33 0.00 0.0
1968 79 52 0.00 0.0
1967 74 52 0.00 0.0
1966 61 41 0.29 0.0
1965 86 67 0.00 0.0
1964 68 36 0.00 0.0
1963 62 49 0.53 0.0
1962 63 36 0.00 0.0
1961 69 62 3.51 0.0
1960 69 55 0.00 0.0
1959 78 53 0.00 0.0
1958 68 52 0.00 0.0
1957 77 60 0.00 0.0
1956 62 29 0.00 0.0
1955 70 50 0.00 0.0
1954 68 45 0.00 0.0
1953 73 62 1.35 0.0
1952 n/a n/a 0.00 0.0
1951 n/a n/a 0.00 0.0
1950 n/a n/a 0.00 0.0
1949 75 46 0.00 0.0
1948 73 51 0.00 0.0
1947 70 36 0.00 0.0
1946 84 55 0.00 0.0
1945 77 57 0.00 0.0
1944 75 64 0.00 n/a
1943 79 54 0.00 n/a
1942 65 49 0.00 n/a
1941 78 44 0.00 n/a
1940 85 64 0.00 n/a
1939 69 48 0.01 n/a
1938 79 67 0.19 n/a
1937 69 38 0.00 n/a
1936 69 54 0.08 n/a
1935 78 53 0.00 n/a
1934 74 59 0.00 0.0
1933 72 57 0.04 0.0
1932 71 54 0.00 n/a
1931 68 54 0.14 0.0
1930 80 58 0.00 n/a
1929 n/a n/a n/a n/a
1928 n/a n/a n/a n/a
1927 n/a n/a n/a n/a
1926 n/a n/a n/a n/a
1925 n/a n/a n/a n/a
1924 n/a n/a n/a n/a
1923 n/a n/a n/a n/a
1922 n/a n/a n/a n/a
1921 n/a n/a n/a n/a
1920 n/a n/a n/a n/a
1919 n/a n/a n/a n/a
1918 67 48 0.88 n/a
1917 n/a n/a n/a n/a
1916 n/a n/a n/a n/a
1915 71 63 0.00 n/a
1914 95 59 0.00 n/a
1913 66 57 0.06 n/a
1912 54 48 0.06 n/a
1911 75 52 0.00 n/a
1910 79 55 0.02 n/a
1909 72 47 0.01 n/a
1908 70 43 0.00 n/a
1907 87 63 0.65 n/a
1906 77 68 0.96 n/a
1905 77 56 0.00 n/a
1904 67 44 0.00 n/a
1903 61 52 0.00 n/a
1902 65 58 0.00 n/a
1901 68 42 0.26 n/a
1900 73 58 0.03 n/a
1899 73 56 0.29 n/a
1898 65 40 0.00 n/a
1897 62 45 0.19 n/a
1896 68 41 0.00 n/a
1895 95 60 0.00 n/a
1894 80 58 0.00 n/a
What's the all-time high for Brockton on 9/21?
For the date of Sep 21, the highest temperature ever reached in Brockton history is 95 °F which has happened 2 times, most recently in 1914.
Highest Temperatures in Brockton on September 21
Rank Temperature Year
1 95 °F 1914
1 95 °F 1895
3 87 °F 1907
4 86 °F 2016
4 86 °F 1965
6 85 °F 2003
6 85 °F 1940
6 85 °F 2019
6 85 °F 1985
10 84 °F 1946
10 84 °F 1978
What's the all-time low for Brockton on 9/21?
For the date of Sep 21, the lowest temperature ever reached in Brockton history is 29 °F which happened in 1956.
Lowest Temperatures in Brockton on September 21
Rank Temperature Year
1 29 °F 1956
2 33 °F 1969
3 36 °F 2004
3 36 °F 1964
3 36 °F 1947
3 36 °F 1962
7 37 °F 1979
8 38 °F 1991
8 38 °F 1937
10 39 °F 1997
Lowest High Temperatures in Brockton on September 21
Rank Temperature Year
1 54 °F 1977
1 54 °F 1912
3 59 °F 1986
4 60 °F 1993
4 60 °F 1982
6 61 °F 1966
6 61 °F 1903
8 62 °F 1956
8 62 °F 1963
8 62 °F 1973
8 62 °F 1897
8 62 °F 1991
What's the most it has ever rained in Brockton on 9/21?
For the date of Sep 21, the most precipitation ever recorded in Brockton history is 3.51 inches which happened in 1961.
All-Time Most Precipitation in Brockton on September 21
Rank Precipitation Year
1 3.51 inches 1961
2 2.12 inches 1974
3 1.50 inches 1975
4 1.35 inches 1953
5 1.00 inches 2001
6 0.96 inches 1906
7 0.88 inches 1918
8 0.65 inches 1907
9 0.60 inches 1989
10 0.57 inches 1979
Weather Station Details
Years Station Coordinates
1894–2024 Brockton location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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