Williston September 20 Weather Records

Daily averages and all-time records for weather in Williston, North Dakota for the date of September 20.
September 20 All-Time Records
1894–2024
Highest temperature 91 °F 2009
Lowest temperature 30 °F 1965
Lowest daily high 43 °F 1912
Highest daily low 60 °F 2019
Most precipitation 0.91 inches 2011
Most snow none -
September 20 Average Weather
1991–2020 1
Average high 72.9 °F
Average low 44.4 °F
Chance precipitation 23.8%
Chance snow 0%
Williston September 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 73 45 0.29 n/a
2022 74 51 0.00 n/a
2021 72 59 0.12 0.0
2020 73 54 0.10 0.0
2019 79 60 0.00 0.0
2018 51 39 0.70 n/a
2017 67 41 0.00 n/a
2016 76 43 0.00 n/a
2015 81 46 0.00 n/a
2014 76 50 0.00 n/a
2013 68 36 0.00 n/a
2012 74 49 0.00 0.0
2011 73 46 0.91 n/a
2010 61 48 0.01 0.0
2009 91 53 0.02 0.0
2008 86 48 0.00 0.0
2007 70 49 0.25 0.0
2006 63 33 0.00 0.0
2005 83 44 0.00 0.0
2004 67 47 0.17 0.0
2003 75 43 0.01 0.0
2002 76 48 0.00 0.0
2001 82 48 0.00 0.0
2000 64 44 0.04 0.0
1999 68 35 0.00 0.0
1998 60 39 0.03 0.0
1997 67 31 0.00 0.0
1996 58 44 0.19 0.0
1995 50 35 0.00 0.0
1994 82 50 0.00 0.0
1993 74 41 0.00 0.0
1992 77 46 0.00 0.0
1991 78 37 0.00 0.0
1990 74 48 0.26 0.0
1989 73 41 0.00 0.0
1988 54 35 0.00 0.0
1987 73 37 0.00 0.0
1986 52 47 0.09 0.0
1985 54 32 0.00 0.0
1984 72 46 0.17 0.0
1983 45 35 0.00 0.0
1982 64 35 0.00 0.0
1981 88 53 0.11 0.0
1980 72 43 0.05 0.0
1979 77 38 0.00 0.0
1978 57 33 0.00 0.0
1977 61 44 0.00 0.0
1976 72 42 0.00 0.0
1975 56 41 0.01 0.0
1974 60 39 0.00 0.0
1973 57 40 0.16 0.0
1972 79 49 0.00 0.0
1971 60 41 0.09 0.0
1970 77 47 0.03 0.0
1969 80 50 0.00 0.0
1968 74 47 0.00 0.0
1967 71 49 0.00 0.0
1966 86 49 0.00 0.0
1965 60 30 0.00 0.0
1964 74 42 0.00 0.0
1963 68 39 0.00 0.0
1962 70 38 0.00 0.0
1961 66 40 0.15 0.0
1960 81 53 0.00 0.0
1959 73 39 0.00 0.0
1958 74 47 0.00 0.0
1957 54 37 0.10 0.0
1956 73 50 0.00 0.0
1955 61 50 0.03 0.0
1954 53 34 0.00 0.0
1953 52 39 0.06 0.0
1952 66 38 0.09 0.0
1951 52 41 0.00 0.0
1950 76 50 0.00 0.0
1949 64 42 0.00 0.0
1948 70 53 0.00 0.0
1947 67 42 0.00 0.0
1946 72 36 0.00 0.0
1945 57 32 0.00 0.0
1944 71 47 0.00 0.0
1943 73 44 0.00 0.0
1942 74 43 0.08 0.0
1941 51 45 0.09 0.0
1940 77 46 0.00 0.0
1939 83 43 0.00 0.0
1938 87 51 0.00 0.0
1937 87 52 0.00 0.0
1936 82 42 0.00 0.0
1935 75 41 0.00 0.0
1934 48 32 0.00 0.0
1933 76 38 0.00 0.0
1932 66 39 0.00 0.0
1931 59 47 0.02 0.0
1930 65 34 0.00 0.0
1929 73 45 0.00 0.0
1928 64 35 0.00 0.0
1927 53 30 0.00 0.0
1926 75 46 0.00 0.0
1925 47 34 0.02 0.0
1924 56 35 0.00 0.0
1923 85 46 0.00 0.0
1922 90 53 0.00 0.0
1921 60 47 0.20 0.0
1920 89 48 0.00 0.0
1919 64 46 0.00 0.0
1918 71 36 0.00 0.0
1917 77 38 0.00 0.0
1916 66 46 0.00 0.0
1915 60 35 0.00 0.0
1914 69 49 0.01 0.0
1913 61 32 0.00 0.0
1912 43 39 0.16 0.0
1911 67 36 0.01 0.0
1910 82 46 0.00 0.0
1909 64 39 0.19 0.0
1908 84 43 0.00 0.0
1907 57 32 0.00 0.0
1906 81 48 0.00 0.0
1905 n/a n/a n/a n/a
1904 n/a n/a n/a n/a
1903 66 47 0.00 0.0
1902 54 46 0.30 0.0
1901 73 35 0.00 0.0
1900 69 35 0.00 0.0
1899 78 33 0.00 0.0
1898 84 50 0.00 0.0
1897 87 48 0.00 0.0
1896 68 38 0.00 0.0
1895 58 n/a 0.01 0.0
1894 68 31 0.10 0.0
What's the all-time high for Williston on 9/20?
For the date of Sep 20, the highest temperature ever reached in Williston history is 91 °F which happened in 2009.
Highest Temperatures in Williston on September 20
Rank Temperature Year
1 91 °F 2009
2 90 °F 1922
3 89 °F 1920
4 88 °F 1981
5 87 °F 1897
5 87 °F 1937
5 87 °F 1938
8 86 °F 1966
8 86 °F 2008
10 85 °F 1923
What's the all-time low for Williston on 9/20?
For the date of Sep 20, the lowest temperature ever reached in Williston history is 30 °F which has happened 2 times, most recently in 1965.
Lowest Temperatures in Williston on September 20
Rank Temperature Year
1 30 °F 1965
1 30 °F 1927
3 31 °F 1997
3 31 °F 1894
5 32 °F 1907
5 32 °F 1985
5 32 °F 1934
5 32 °F 1913
5 32 °F 1945
10 33 °F 1899
10 33 °F 2006
10 33 °F 1978
Lowest High Temperatures in Williston on September 20
Rank Temperature Year
1 43 °F 1912
2 45 °F 1983
3 47 °F 1925
4 48 °F 1934
5 50 °F 1995
6 51 °F 1941
6 51 °F 2018
8 52 °F 1953
8 52 °F 1951
8 52 °F 1986
What's the most it has ever rained in Williston on 9/20?
For the date of Sep 20, the most precipitation ever recorded in Williston history is 0.91 inches which happened in 2011.
All-Time Most Precipitation in Williston on September 20
Rank Precipitation Year
1 0.91 inches 2011
2 0.70 inches 2018
3 0.30 inches 1902
4 0.29 inches 2023
5 0.26 inches 1990
6 0.25 inches 2007
7 0.20 inches 1921
8 0.19 inches 1996
8 0.19 inches 1909
10 0.17 inches 2004
10 0.17 inches 1984
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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