Grand Forks August 21 Weather Records

Daily averages and all-time records for weather in Grand Forks, North Dakota for the date of August 21.
August 21 All-Time Records
1893–2024
Highest temperature 99 °F 1910
Lowest temperature 35 °F 1920
Lowest daily high 62 °F 1966
Highest daily low 70 °F 1988
Most precipitation 1.58 inches 1918
Most snow none -
August 21 Average Weather
1991–2020 1
Average high 79.0 °F
Average low 55.8 °F
Chance precipitation 29.4%
Chance snow 0%
Grand Forks August 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 68 58 0.00 0.0
2022 85 57 0.00 0.0
2021 75 55 0.00 0.0
2020 85 66 0.00 0.0
2019 74 50 0.00 0.0
2018 78 54 0.00 0.0
2017 76 54 0.00 0.0
2016 78 47 0.00 0.0
2015 80 60 0.01 0.0
2014 78 68 0.01 0.0
2013 81 57 0.00 0.0
2012 89 53 0.00 0.0
2011 79 51 0.00 0.0
2010 85 63 0.00 0.0
2009 65 52 0.05 0.0
2008 84 67 0.00 0.0
2007 80 62 0.00 0.0
2006 77 55 0.00 0.0
2005 66 49 0.00 0.0
2004 74 40 0.00 0.0
2003 81 60 0.00 0.0
2002 77 59 0.00 0.0
2001 83 62 0.00 0.0
2000 76 56 0.77 0.0
1999 82 59 0.00 0.0
1998 82 60 0.00 0.0
1997 76 53 0.00 0.0
1996 75 65 0.90 0.0
1995 85 51 0.00 0.0
1994 81 51 0.00 0.0
1993 78 46 0.00 0.0
1992 76 48 0.00 0.0
1991 85 64 0.00 0.0
1990 81 61 0.00 0.0
1989 74 50 0.80 0.0
1988 86 70 0.01 0.0
1987 79 66 0.00 0.0
1986 73 39 0.00 0.0
1985 77 52 0.00 0.0
1984 78 55 0.00 0.0
1983 77 62 0.50 0.0
1982 89 60 0.00 0.0
1981 87 65 0.00 0.0
1980 75 61 0.48 0.0
1979 n/a n/a n/a n/a
1978 83 55 0.00 0.0
1977 75 52 0.00 0.0
1976 96 60 0.00 0.0
1975 74 58 0.00 0.0
1974 63 52 0.01 0.0
1973 77 58 0.59 0.0
1972 94 66 0.06 0.0
1971 96 62 0.00 0.0
1970 75 55 1.12 0.0
1969 89 60 0.00 0.0
1968 69 54 0.00 0.0
1967 71 39 0.00 0.0
1966 62 53 1.02 0.0
1965 n/a n/a n/a n/a
1964 65 55 0.98 0.0
1963 90 67 0.00 0.0
1962 92 55 0.00 0.0
1961 84 53 0.00 0.0
1960 89 61 0.00 0.0
1959 85 64 0.00 0.0
1958 75 50 0.00 0.0
1957 83 55 0.00 0.0
1956 n/a n/a n/a n/a
1955 83 62 0.00 0.0
1954 77 70 0.25 0.0
1953 88 58 0.00 0.0
1952 73 43 0.00 0.0
1951 67 55 0.03 0.0
1950 69 42 0.01 0.0
1949 84 56 0.00 0.0
1948 88 51 0.00 0.0
1947 97 68 0.41 0.0
1946 74 54 0.27 0.0
1945 75 49 0.00 0.0
1944 82 53 0.00 0.0
1943 86 56 0.00 0.0
1942 89 60 0.00 0.0
1941 80 51 0.00 0.0
1940 72 48 0.00 0.0
1939 83 46 0.16 0.0
1938 88 50 0.00 0.0
1937 76 44 0.00 0.0
1936 85 61 0.22 0.0
1935 75 50 0.00 0.0
1934 77 50 0.00 0.0
1933 81 68 0.00 0.0
1932 88 64 0.00 0.0
1931 94 62 0.00 n/a
1930 77 57 0.00 n/a
1929 90 56 0.00 n/a
1928 77 47 0.00 n/a
1927 64 52 0.20 n/a
1926 80 54 0.00 n/a
1925 82 42 0.35 n/a
1924 77 52 0.14 n/a
1923 63 42 0.00 n/a
1922 83 59 0.01 n/a
1921 79 50 0.03 n/a
1920 70 35 0.00 n/a
1919 82 49 0.00 n/a
1918 83 57 1.58 0.0
1917 93 60 n/a 0.0
1916 62 58 0.48 0.0
1915 80 56 0.00 0.0
1914 86 50 0.00 n/a
1913 77 57 0.00 n/a
1912 79 55 0.02 n/a
1911 78 55 0.18 n/a
1910 99 50 0.00 0.0
1909 91 65 0.00 n/a
1908 85 57 0.00 n/a
1907 77 41 0.00 n/a
1906 65 54 n/a 0.0
1905 76 50 0.00 n/a
1904 62 50 0.03 n/a
1903 85 46 0.00 n/a
1902 65 45 n/a n/a
1901 69 52 0.00 n/a
1900 81 62 0.00 n/a
1899 74 49 n/a n/a
1898 83 56 0.00 n/a
1897 n/a n/a 0.00 n/a
1896 80 52 0.40 n/a
1895 86 53 0.00 n/a
1894 89 55 0.00 n/a
1893 85 51 0.00 n/a
What's the all-time high for Grand Forks on 8/21?
For the date of Aug 21, the highest temperature ever reached in Grand Forks history is 99 °F which happened in 1910.
Highest Temperatures in Grand Forks on August 21
Rank Temperature Year
1 99 °F 1910
2 97 °F 1947
3 96 °F 1971
3 96 °F 1976
5 94 °F 1931
5 94 °F 1972
7 93 °F 1917
8 92 °F 1962
9 91 °F 1909
10 90 °F 1929
10 90 °F 1963
What's the all-time low for Grand Forks on 8/21?
For the date of Aug 21, the lowest temperature ever reached in Grand Forks history is 35 °F which happened in 1920.
Lowest Temperatures in Grand Forks on August 21
Rank Temperature Year
1 35 °F 1920
2 39 °F 1967
2 39 °F 1986
4 40 °F 2004
5 41 °F 1907
6 42 °F 1950
6 42 °F 1923
6 42 °F 1925
9 43 °F 1952
10 44 °F 1937
Lowest High Temperatures in Grand Forks on August 21
Rank Temperature Year
1 62 °F 1966
1 62 °F 1904
1 62 °F 1916
4 63 °F 1974
4 63 °F 1923
6 64 °F 1927
7 65 °F 1902
7 65 °F 1906
7 65 °F 1964
7 65 °F 2009
What's the most it has ever rained in Grand Forks on 8/21?
For the date of Aug 21, the most precipitation ever recorded in Grand Forks history is 1.58 inches which happened in 1918.
All-Time Most Precipitation in Grand Forks on August 21
Rank Precipitation Year
1 1.58 inches 1918
2 1.12 inches 1970
3 1.02 inches 1966
4 0.98 inches 1964
5 0.90 inches 1996
6 0.80 inches 1989
7 0.77 inches 2000
8 0.59 inches 1973
9 0.50 inches 1983
10 0.48 inches 1916
10 0.48 inches 1980
Weather Station Details
Years Station Coordinates
1893–2024 Grand Forks location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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