Williston September 21 Weather Records

Daily averages and all-time records for weather in Williston, North Dakota for the date of September 21.
September 21 All-Time Records
1894–2024
Highest temperature 91 °F 1938
Lowest temperature 19 °F 1995
Lowest daily high 45 °F 1995
Highest daily low 57 °F 1937
Most precipitation 0.60 inches 1969
Most snow none -
September 21 Average Weather
1991–2020 1
Average high 72.3 °F
Average low 43.9 °F
Chance precipitation 23.9%
Chance snow 0.3%
Williston September 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 65 54 0.02 n/a
2022 62 39 0.00 n/a
2021 72 45 0.00 0.0
2020 79 50 0.00 0.0
2019 67 52 0.00 0.0
2018 56 31 0.33 n/a
2017 67 45 0.00 n/a
2016 73 52 0.50 n/a
2015 79 40 0.00 n/a
2014 75 39 0.00 n/a
2013 78 38 0.00 n/a
2012 71 42 0.00 0.0
2011 62 41 0.02 n/a
2010 60 43 0.01 0.0
2009 70 48 0.03 0.0
2008 79 38 0.13 0.0
2007 70 45 0.07 0.0
2006 63 47 0.00 0.0
2005 83 51 0.00 0.0
2004 63 35 0.00 0.0
2003 69 39 0.03 0.0
2002 62 39 0.00 0.0
2001 78 41 0.00 0.0
2000 56 42 0.04 0.0
1999 81 42 0.00 0.0
1998 62 37 0.00 0.0
1997 75 38 0.00 0.0
1996 57 41 0.00 0.0
1995 45 19 0.00 0.0
1994 80 40 0.22 0.0
1993 62 49 0.08 0.0
1992 72 42 0.00 0.0
1991 77 38 0.42 0.0
1990 62 38 0.00 0.0
1989 73 37 0.00 0.0
1988 67 40 0.00 0.0
1987 74 41 0.00 0.0
1986 59 47 0.05 0.0
1985 61 39 0.03 0.0
1984 63 49 0.08 0.0
1983 51 25 0.00 0.0
1982 82 41 0.00 0.0
1981 74 38 0.00 0.0
1980 72 47 0.48 0.0
1979 78 38 0.00 0.0
1978 67 33 0.00 0.0
1977 62 45 0.04 0.0
1976 72 39 0.00 0.0
1975 65 36 0.00 0.0
1974 60 30 0.00 0.0
1973 59 40 0.01 0.0
1972 62 24 0.00 0.0
1971 53 37 0.00 0.0
1970 55 45 0.46 0.0
1969 71 54 0.60 0.0
1968 71 46 0.34 0.0
1967 75 38 0.00 0.0
1966 83 44 0.00 0.0
1965 57 33 0.00 0.0
1964 72 45 0.00 0.0
1963 73 51 0.00 0.0
1962 70 43 0.00 0.0
1961 66 38 0.00 0.0
1960 73 42 0.00 0.0
1959 65 40 0.22 0.0
1958 76 38 0.00 0.0
1957 58 43 0.02 0.0
1956 66 45 0.00 0.0
1955 52 41 0.01 0.0
1954 63 30 0.00 0.0
1953 62 30 0.00 0.0
1952 64 42 0.00 0.0
1951 52 36 0.00 0.0
1950 80 43 0.00 0.0
1949 70 35 0.00 0.0
1948 82 46 0.00 0.0
1947 52 34 0.00 0.0
1946 62 43 0.01 0.0
1945 55 35 0.00 0.0
1944 70 40 0.00 0.0
1943 62 40 0.00 0.0
1942 57 44 0.02 0.0
1941 46 40 0.32 0.0
1940 81 55 0.00 0.0
1939 86 46 0.00 0.0
1938 91 47 0.00 0.0
1937 85 57 0.01 0.0
1936 89 49 0.00 0.0
1935 81 47 0.00 0.0
1934 60 34 0.01 0.0
1933 72 46 0.00 0.0
1932 60 40 0.00 0.0
1931 57 44 0.04 0.0
1930 78 42 0.00 0.0
1929 77 52 0.00 0.0
1928 73 40 0.00 0.0
1927 57 35 0.00 0.0
1926 57 39 0.00 0.0
1925 58 30 0.00 0.0
1924 66 33 0.00 0.0
1923 85 47 0.00 0.0
1922 88 52 0.00 0.0
1921 74 44 0.00 0.0
1920 73 50 0.00 0.0
1919 56 40 0.00 0.0
1918 83 42 0.00 0.0
1917 87 45 0.00 0.0
1916 60 38 0.00 0.0
1915 69 33 0.00 0.0
1914 55 37 0.14 0.0
1913 62 28 0.00 0.0
1912 46 40 0.15 0.0
1911 70 44 0.00 0.0
1910 76 52 0.00 0.0
1909 63 37 0.02 0.0
1908 79 53 0.07 0.0
1907 67 30 0.00 0.0
1906 83 50 0.00 0.0
1905 n/a n/a n/a n/a
1904 n/a n/a n/a n/a
1903 79 46 0.00 0.0
1902 66 32 0.00 0.0
1901 71 39 0.00 0.0
1900 73 46 0.00 0.0
1899 64 46 0.00 0.0
1898 73 45 0.00 0.0
1897 86 40 0.00 0.0
1896 62 36 0.00 0.0
1895 n/a 38 0.00 0.0
1894 59 34 0.34 0.0
What's the all-time high for Williston on 9/21?
For the date of Sep 21, the highest temperature ever reached in Williston history is 91 °F which happened in 1938.
Highest Temperatures in Williston on September 21
Rank Temperature Year
1 91 °F 1938
2 89 °F 1936
3 88 °F 1922
4 87 °F 1917
5 86 °F 1939
5 86 °F 1897
7 85 °F 1937
7 85 °F 1923
9 83 °F 1918
9 83 °F 2005
9 83 °F 1906
9 83 °F 1966
What's the all-time low for Williston on 9/21?
For the date of Sep 21, the lowest temperature ever reached in Williston history is 19 °F which happened in 1995.
Lowest Temperatures in Williston on September 21
Rank Temperature Year
1 19 °F 1995
2 24 °F 1972
3 25 °F 1983
4 28 °F 1913
5 30 °F 1953
5 30 °F 1974
5 30 °F 1925
5 30 °F 1954
5 30 °F 1907
10 31 °F 2018
Lowest High Temperatures in Williston on September 21
Rank Temperature Year
1 45 °F 1995
2 46 °F 1941
2 46 °F 1912
4 51 °F 1983
5 52 °F 1955
5 52 °F 1951
5 52 °F 1947
8 53 °F 1971
9 55 °F 1914
9 55 °F 1970
9 55 °F 1945
What's the most it has ever rained in Williston on 9/21?
For the date of Sep 21, the most precipitation ever recorded in Williston history is 0.60 inches which happened in 1969.
All-Time Most Precipitation in Williston on September 21
Rank Precipitation Year
1 0.60 inches 1969
2 0.50 inches 2016
3 0.48 inches 1980
4 0.46 inches 1970
5 0.42 inches 1991
6 0.34 inches 1968
6 0.34 inches 1894
8 0.33 inches 2018
9 0.32 inches 1941
10 0.22 inches 1959
10 0.22 inches 1994
Weather Station Details
Years Station Coordinates
1957–2024 Williston Experimental Farm location
1894–1956 Sloulin Field International Airport location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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