Plymouth July 21 Weather Records

Daily averages and all-time records for weather in Plymouth, Massachusetts for the date of July 21.
July 21 All-Time Records
1893–2024
Highest temperature 101 °F 1991
Lowest temperature 42 °F 1974
Lowest daily high 68 °F 2009
Highest daily low 77 °F 2019
Most precipitation 1.17 inches 1988
July 21 Average Weather
1991–2020 1
Average high 82.4 °F
Average low 62.9 °F
Chance precipitation 38.8%
Plymouth July 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 80 62 0.00 n/a
2022 91 73 0.00 n/a
2021 84 65 0.00 n/a
2020 92 66 0.00 n/a
2019 95 77 0.00 n/a
2018 77 51 0.00 n/a
2017 90 70 0.00 n/a
2016 89 56 0.00 n/a
2015 89 68 0.00 n/a
2014 74 57 0.00 n/a
2013 84 68 0.01 n/a
2012 76 54 0.00 n/a
2011 n/a n/a 0.00 n/a
2010 88 69 0.01 n/a
2009 68 64 1.04 n/a
2008 88 67 0.00 n/a
2007 75 60 0.00 n/a
2006 84 68 0.02 n/a
2005 86 65 0.00 n/a
2004 84 60 0.01 n/a
2003 80 58 0.01 n/a
2002 82 51 0.00 n/a
2001 82 51 0.01 n/a
2000 78 47 0.00 n/a
1999 78 56 0.01 n/a
1998 90 63 0.00 n/a
1997 82 60 n/a n/a
1996 81 61 0.00 0.0
1995 83 71 0.00 0.0
1994 94 74 0.00 0.0
1993 82 59 0.00 0.0
1992 85 67 0.05 0.0
1991 101 77 0.00 0.0
1990 n/a n/a n/a n/a
1989 78 59 0.29 0.0
1988 75 63 1.17 0.0
1987 84 64 0.00 0.0
1986 75 62 0.07 0.0
1985 91 62 0.00 0.0
1984 84 60 0.00 0.0
1983 89 59 0.00 0.0
1982 75 60 1.00 0.0
1981 77 68 1.02 0.0
1980 95 71 0.00 0.0
1979 88 63 0.00 0.0
1978 89 67 0.00 0.0
1977 93 72 0.00 0.0
1976 88 67 0.00 0.0
1975 83 71 0.20 0.0
1974 75 42 0.00 0.0
1973 83 64 0.36 0.0
1972 69 56 0.00 0.0
1971 76 60 0.00 0.0
1970 81 69 0.03 0.0
1969 75 61 0.24 0.0
1968 80 59 0.00 0.0
1967 74 62 0.15 0.0
1966 70 50 0.01 0.0
1965 75 50 0.00 0.0
1964 85 61 0.00 0.0
1963 77 63 0.00 0.0
1962 83 64 0.00 0.0
1961 90 62 0.00 0.0
1960 83 56 0.00 0.0
1959 74 65 0.02 0.0
1958 76 57 0.00 0.0
1957 91 69 0.00 0.0
1956 78 66 0.00 0.0
1955 94 65 0.00 0.0
1954 76 64 0.74 0.0
1953 85 68 0.00 0.0
1952 81 68 0.00 0.0
1951 82 55 0.00 0.0
1950 73 54 0.00 0.0
1949 91 70 0.17 0.0
1948 82 67 0.00 0.0
1947 79 59 0.00 0.0
1946 93 61 0.12 n/a
1945 79 66 0.00 n/a
1944 80 64 0.07 n/a
1943 89 67 0.03 n/a
1942 81 63 0.00 n/a
1941 85 57 0.00 n/a
1940 77 66 0.25 n/a
1939 72 52 0.00 n/a
1938 77 68 0.12 n/a
1937 75 62 0.00 n/a
1936 71 63 0.00 n/a
1935 74 66 0.00 0.0
1934 83 72 0.08 0.0
1933 77 65 0.99 0.0
1932 73 63 0.00 n/a
1931 82 72 0.00 0.0
1930 87 63 0.02 0.0
1929 68 54 0.00 n/a
1928 68 55 0.00 n/a
1927 69 59 0.00 n/a
1926 89 64 0.00 n/a
1925 79 59 0.00 n/a
1924 80 58 0.00 n/a
1923 87 59 0.00 n/a
1922 70 62 0.00 n/a
1921 n/a n/a n/a n/a
1920 77 58 0.00 n/a
1919 n/a n/a n/a n/a
1918 76 64 0.00 n/a
1917 79 61 0.00 n/a
1916 78 62 0.78 n/a
1915 70 57 0.35 n/a
1914 74 56 0.27 n/a
1913 76 61 0.02 n/a
1912 74 58 0.00 n/a
1911 72 62 0.00 n/a
1910 69 56 0.00 n/a
1909 68 58 0.00 n/a
1908 72 50 0.00 n/a
1907 78 62 0.05 n/a
1906 80 66 0.23 n/a
1905 n/a n/a n/a n/a
1904 n/a n/a 0.00 n/a
1903 n/a n/a 0.46 n/a
1902 n/a n/a 0.02 n/a
1901 n/a n/a 0.00 n/a
1900 n/a n/a 0.00 n/a
1899 n/a n/a 0.00 n/a
1898 n/a n/a n/a n/a
1897 n/a n/a 0.22 n/a
1896 n/a n/a 0.12 n/a
1895 n/a n/a 0.00 n/a
1894 n/a n/a 0.00 n/a
1893 n/a n/a 0.00 n/a
What's the all-time high for Plymouth on 7/21?
For the date of Jul 21, the highest temperature ever reached in Plymouth history is 101 °F which happened in 1991.
Highest Temperatures in Plymouth on July 21
Rank Temperature Year
1 101 °F 1991
2 95 °F 1980
2 95 °F 2019
4 94 °F 1994
4 94 °F 1955
6 93 °F 1946
6 93 °F 1977
8 92 °F 2020
9 91 °F 2022
9 91 °F 1957
9 91 °F 1949
9 91 °F 1985
What's the all-time low for Plymouth on 7/21?
For the date of Jul 21, the lowest temperature ever reached in Plymouth history is 42 °F which happened in 1974.
Lowest Temperatures in Plymouth on July 21
Rank Temperature Year
1 42 °F 1974
2 47 °F 2000
3 50 °F 1965
3 50 °F 1908
3 50 °F 1966
6 51 °F 2002
6 51 °F 2001
6 51 °F 2018
9 52 °F 1939
10 54 °F 2012
10 54 °F 1929
10 54 °F 1950
Lowest High Temperatures in Plymouth on July 21
Rank Temperature Year
1 68 °F 1928
1 68 °F 1909
1 68 °F 2009
1 68 °F 1929
5 69 °F 1972
5 69 °F 1910
5 69 °F 1927
8 70 °F 1915
8 70 °F 1966
8 70 °F 1922
What's the most it has ever rained in Plymouth on 7/21?
For the date of Jul 21, the most precipitation ever recorded in Plymouth history is 1.17 inches which happened in 1988.
All-Time Most Precipitation in Plymouth on July 21
Rank Precipitation Year
1 1.17 inches 1988
2 1.04 inches 2009
3 1.02 inches 1981
4 1.00 inches 1982
5 0.99 inches 1933
6 0.78 inches 1916
7 0.74 inches 1954
8 0.46 inches 1903
9 0.36 inches 1973
10 0.35 inches 1915
Weather Station Details
Years Station Coordinates
1997–2024 Plymouth Municipal Airport location
1893–1996 Plymouth-Kingston location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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