Williston May 21 Weather Records

Daily averages and all-time records for weather in Williston, North Dakota for the date of May 21.
May 21 All-Time Records
1894–2024
Highest temperature 98 °F 1980
Lowest temperature 26 °F 1931
Lowest daily high 37 °F 1908
Highest daily low 62 °F 1901
Most precipitation 1.21 inches 2011
Most snow none -
May 21 Average Weather
1991–2020 1
Average high 71.4 °F
Average low 44.4 °F
Chance precipitation 33.2%
Chance snow 0.9%
Williston May 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 n/a n/a n/a n/a
2022 47 32 0.03 0.0
2021 57 36 0.03 0.0
2020 82 48 0.00 0.0
2019 65 41 0.00 0.0
2018 82 44 0.00 n/a
2017 72 42 0.01 n/a
2016 80 57 0.00 n/a
2015 77 41 0.00 n/a
2014 71 40 0.00 n/a
2013 63 46 0.02 n/a
2012 80 53 0.00 n/a
2011 60 54 1.21 n/a
2010 78 46 0.18 0.0
2009 67 33 0.00 0.0
2008 69 47 0.00 0.0
2007 69 52 0.62 0.0
2006 73 42 0.14 0.0
2005 73 56 0.66 0.0
2004 67 44 0.39 0.0
2003 69 41 0.00 0.0
2002 83 50 0.00 0.0
2001 61 35 0.04 0.0
2000 76 54 0.00 0.0
1999 69 48 0.17 0.0
1998 79 58 0.00 0.0
1997 65 38 0.02 0.0
1996 67 43 0.00 0.0
1995 67 43 0.05 0.0
1994 71 47 0.00 0.0
1993 84 43 0.00 0.0
1992 85 43 0.29 0.0
1991 88 58 0.00 0.0
1990 72 46 0.00 0.0
1989 75 41 0.00 0.0
1988 77 44 0.00 0.0
1987 56 35 0.00 0.0
1986 79 53 0.00 0.0
1985 86 50 0.00 0.0
1984 68 45 0.00 0.0
1983 68 51 0.02 0.0
1982 58 48 0.05 0.0
1981 86 51 0.00 0.0
1980 98 58 0.00 0.0
1979 73 45 0.00 0.0
1978 77 47 0.00 0.0
1977 73 44 0.00 0.0
1976 72 54 0.00 0.0
1975 58 41 0.00 0.0
1974 51 36 0.24 0.0
1973 77 51 0.05 0.0
1972 79 48 0.05 0.0
1971 66 43 0.00 0.0
1970 61 40 0.00 0.0
1969 59 37 0.00 0.0
1968 68 34 0.00 0.0
1967 79 48 0.00 0.0
1966 82 50 0.00 0.0
1965 72 37 0.00 0.0
1964 96 61 0.00 0.0
1963 48 29 0.00 0.0
1962 58 47 0.17 0.0
1961 79 50 0.00 0.0
1960 77 50 0.00 0.0
1959 60 39 0.00 0.0
1958 84 53 0.00 0.0
1957 49 37 0.81 0.0
1956 88 58 0.00 0.0
1955 77 49 0.00 0.0
1954 76 61 0.14 0.0
1953 57 41 0.00 0.0
1952 74 50 0.00 0.0
1951 70 36 0.00 0.0
1950 77 47 0.00 0.0
1949 59 46 0.06 0.0
1948 80 49 0.00 0.0
1947 48 39 0.53 0.0
1946 72 46 0.02 0.0
1945 64 36 0.00 0.0
1944 77 50 0.00 0.0
1943 82 52 0.00 0.0
1942 63 44 0.00 0.0
1941 67 43 0.00 0.0
1940 65 40 0.00 0.0
1939 62 44 0.01 0.0
1938 69 43 0.00 0.0
1937 69 40 0.00 0.0
1936 73 53 0.00 0.0
1935 61 40 0.25 0.0
1934 59 42 0.00 0.0
1933 75 46 0.00 0.0
1932 69 49 0.00 0.0
1931 58 26 0.00 0.0
1930 69 44 0.00 0.0
1929 81 47 0.00 0.0
1928 85 48 0.00 0.0
1927 46 42 0.20 0.0
1926 66 36 0.03 0.0
1925 94 61 0.00 0.0
1924 62 34 0.00 0.0
1923 72 41 0.00 0.0
1922 75 55 0.00 0.0
1921 82 50 0.00 0.0
1920 84 49 0.00 0.0
1919 84 53 0.00 0.0
1918 45 33 0.26 0.0
1917 66 43 0.00 0.0
1916 57 51 0.64 0.0
1915 61 37 0.00 0.0
1914 67 42 0.00 0.0
1913 54 40 0.00 0.0
1912 51 44 0.12 0.0
1911 71 39 0.00 0.0
1910 64 41 0.02 0.0
1909 73 49 0.00 0.0
1908 37 30 0.17 0.0
1907 68 41 0.00 0.0
1906 57 44 0.21 0.0
1905 n/a n/a n/a n/a
1904 83 44 0.00 0.0
1903 59 37 0.95 0.0
1902 69 48 0.15 0.0
1901 87 62 0.03 0.0
1900 79 46 0.00 0.0
1899 65 45 0.00 0.0
1898 70 47 0.00 0.0
1897 82 48 0.28 0.0
1896 62 45 0.22 0.0
1895 72 38 0.00 0.0
1894 71 50 0.00 0.0
What's the all-time high for Williston on 5/21?
For the date of May 21, the highest temperature ever reached in Williston history is 98 °F which happened in 1980.
Highest Temperatures in Williston on May 21
Rank Temperature Year
1 98 °F 1980
2 96 °F 1964
3 94 °F 1925
4 88 °F 1991
4 88 °F 1956
6 87 °F 1901
7 86 °F 1981
7 86 °F 1985
9 85 °F 1992
9 85 °F 1928
What's the all-time low for Williston on 5/21?
For the date of May 21, the lowest temperature ever reached in Williston history is 26 °F which happened in 1931.
Lowest Temperatures in Williston on May 21
Rank Temperature Year
1 26 °F 1931
2 29 °F 1963
3 30 °F 1908
4 32 °F 2022
5 33 °F 1918
5 33 °F 2009
7 34 °F 1968
7 34 °F 1924
9 35 °F 2001
9 35 °F 1987
Lowest High Temperatures in Williston on May 21
Rank Temperature Year
1 37 °F 1908
2 45 °F 1918
3 46 °F 1927
4 47 °F 2022
5 48 °F 1947
5 48 °F 1963
7 49 °F 1957
8 51 °F 1912
8 51 °F 1974
10 54 °F 1913
What's the most it has ever rained in Williston on 5/21?
For the date of May 21, the most precipitation ever recorded in Williston history is 1.21 inches which happened in 2011.
All-Time Most Precipitation in Williston on May 21
Rank Precipitation Year
1 1.21 inches 2011
2 0.95 inches 1903
3 0.81 inches 1957
4 0.66 inches 2005
5 0.64 inches 1916
6 0.62 inches 2007
7 0.53 inches 1947
8 0.39 inches 2004
9 0.29 inches 1992
10 0.28 inches 1897
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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