Amherst September 21 Weather Records

Daily averages and all-time records for weather in Amherst, Massachusetts for the date of September 21.
September 21 All-Time Records
1893–2024
Highest temperature 93 °F 1914
Lowest temperature 27 °F 1962
Lowest daily high 56 °F 1977
Highest daily low 71 °F 1983
Most precipitation 3.88 inches 1938
Most snow none -
September 21 Average Weather
1991–2020 1
Average high 72.4 °F
Average low 48.5 °F
Chance precipitation 31.9%
Chance snow 0%
Amherst September 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 72 44 0.02 0.0
2022 74 52 0.59 0.0
2021 75 50 0.00 0.0
2020 62 32 0.00 0.0
2019 80 38 0.00 0.0
2018 69 60 0.00 0.0
2017 77 65 0.00 0.0
2016 81 60 0.00 0.0
2015 71 45 0.00 0.0
2014 71 43 0.02 0.0
2013 79 47 0.00 0.0
2012 68 45 0.00 0.0
2011 66 55 0.15 n/a
2010 69 36 0.00 0.0
2009 72 37 0.00 0.0
2008 67 39 0.00 0.0
2007 83 48 0.00 0.0
2006 70 46 0.00 0.0
2005 84 54 0.10 0.0
2004 73 39 0.00 0.0
2003 83 50 0.00 0.0
2002 80 62 0.00 0.0
2001 73 62 1.76 0.0
2000 83 62 0.00 0.0
1999 74 49 0.02 0.0
1998 85 62 0.00 0.0
1997 81 40 0.10 0.0
1996 75 42 0.00 0.0
1995 71 44 0.00 0.0
1994 75 39 0.00 0.0
1993 61 30 0.00 0.0
1992 69 40 0.00 0.0
1991 62 37 0.00 0.0
1990 68 36 0.00 0.0
1989 78 67 0.48 0.0
1988 75 61 0.12 0.0
1987 65 51 0.00 0.0
1986 66 52 0.29 0.0
1985 87 53 0.00 0.0
1984 84 43 0.00 0.0
1983 89 71 0.00 0.0
1982 63 49 0.68 0.0
1981 69 34 0.00 0.0
1980 75 46 0.14 0.0
1979 61 33 0.00 0.0
1978 88 58 0.00 0.0
1977 56 46 0.00 0.0
1976 77 61 0.06 0.0
1975 78 67 0.00 0.0
1974 77 60 0.22 0.0
1973 69 31 0.00 0.0
1972 67 36 0.00 0.0
1971 73 58 0.44 0.0
1970 80 50 0.00 0.0
1969 67 35 0.00 0.0
1968 83 50 0.00 0.0
1967 78 59 0.00 0.0
1966 62 42 0.48 0.0
1965 81 62 0.00 0.0
1964 68 40 0.00 0.0
1963 61 44 0.01 0.0
1962 59 27 0.00 0.0
1961 66 58 1.30 0.0
1960 70 53 0.00 0.0
1959 79 50 0.00 0.0
1958 61 55 0.31 0.0
1957 74 56 0.00 0.0
1956 60 33 0.00 0.0
1955 64 43 0.00 0.0
1954 60 49 0.38 0.0
1953 77 56 0.26 0.0
1952 72 46 0.00 0.0
1951 82 56 0.00 0.0
1950 76 48 0.00 0.0
1949 70 44 0.00 0.0
1948 67 46 0.00 0.0
1947 72 47 0.00 0.0
1946 71 55 0.10 0.0
1945 74 51 0.00 0.0
1944 78 61 0.41 0.0
1943 73 48 0.00 0.0
1942 67 49 0.00 0.0
1941 80 34 0.00 0.0
1940 85 63 0.10 0.0
1939 66 45 0.00 0.0
1938 65 55 3.88 0.0
1937 67 38 0.00 0.0
1936 68 58 0.02 0.0
1935 66 50 0.02 0.0
1934 75 58 0.00 0.0
1933 68 54 0.00 0.0
1932 86 52 0.00 0.0
1931 66 55 0.01 0.0
1930 78 60 0.50 0.0
1929 62 36 0.00 0.0
1928 73 59 0.00 0.0
1927 72 44 0.00 0.0
1926 78 52 0.00 0.0
1925 74 51 0.00 n/a
1924 72 42 0.00 n/a
1923 75 57 0.23 n/a
1922 76 51 0.00 n/a
1921 67 55 0.77 n/a
1920 71 46 0.00 n/a
1919 74 63 0.00 n/a
1918 61 45 0.27 n/a
1917 76 48 0.00 n/a
1916 74 43 0.00 n/a
1915 68 52 0.94 n/a
1914 93 51 0.00 n/a
1913 73 57 0.11 n/a
1912 58 50 0.00 n/a
1911 77 44 0.03 n/a
1910 76 53 0.01 n/a
1909 61 43 0.00 n/a
1908 n/a n/a n/a n/a
1907 85 64 0.28 n/a
1906 87 62 0.02 n/a
1905 74 46 0.00 n/a
1904 64 37 0.00 n/a
1903 74 40 0.00 n/a
1902 70 56 0.00 n/a
1901 64 39 0.00 n/a
1900 74 57 0.24 n/a
1899 60 50 0.63 n/a
1898 63 35 0.00 n/a
1897 58 42 0.08 n/a
1896 n/a n/a n/a n/a
1895 89 62 0.00 n/a
1894 76 57 0.38 n/a
1893 63 36 0.00 n/a
What's the all-time high for Amherst on 9/21?
For the date of Sep 21, the highest temperature ever reached in Amherst history is 93 °F which happened in 1914.
Highest Temperatures in Amherst on September 21
Rank Temperature Year
1 93 °F 1914
2 89 °F 1983
2 89 °F 1895
4 88 °F 1978
5 87 °F 1985
5 87 °F 1906
7 86 °F 1932
8 85 °F 1940
8 85 °F 1998
8 85 °F 1907
What's the all-time low for Amherst on 9/21?
For the date of Sep 21, the lowest temperature ever reached in Amherst history is 27 °F which happened in 1962.
Lowest Temperatures in Amherst on September 21
Rank Temperature Year
1 27 °F 1962
2 30 °F 1993
3 31 °F 1973
4 32 °F 2020
5 33 °F 1956
5 33 °F 1979
7 34 °F 1981
7 34 °F 1941
9 35 °F 1898
9 35 °F 1969
Lowest High Temperatures in Amherst on September 21
Rank Temperature Year
1 56 °F 1977
2 58 °F 1897
2 58 °F 1912
4 59 °F 1962
5 60 °F 1956
5 60 °F 1899
5 60 °F 1954
8 61 °F 1909
8 61 °F 1958
8 61 °F 1963
8 61 °F 1979
8 61 °F 1993
8 61 °F 1918
What's the most it has ever rained in Amherst on 9/21?
For the date of Sep 21, the most precipitation ever recorded in Amherst history is 3.88 inches which happened in 1938.
All-Time Most Precipitation in Amherst on September 21
Rank Precipitation Year
1 3.88 inches 1938
2 1.76 inches 2001
3 1.30 inches 1961
4 0.94 inches 1915
5 0.77 inches 1921
6 0.68 inches 1982
7 0.63 inches 1899
8 0.59 inches 2022
9 0.50 inches 1930
10 0.48 inches 1966
10 0.48 inches 1989
Weather Station Details
Years Station Coordinates
1893–2024 Amherst location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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