Grand Forks September 18 Weather Records

Daily averages and all-time records for weather in Grand Forks, North Dakota for the date of September 18.
September 18 All-Time Records
1893–2024
Highest temperature 91 °F 1914
Lowest temperature 18 °F 1929
Lowest daily high 47 °F 1991
Highest daily low 65 °F 1989
Most precipitation 2.04 inches 1950
Most snow none -
September 18 Average Weather
1991–2020 1
Average high 69.0 °F
Average low 46.4 °F
Chance precipitation 27.6%
Chance snow 0%
Grand Forks September 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 82 51 0.00 0.0
2022 79 48 0.00 0.0
2021 79 46 0.00 0.0
2020 70 41 0.00 0.0
2019 79 64 0.00 0.0
2018 67 39 0.00 0.0
2017 70 45 0.00 0.0
2016 79 55 0.00 0.0
2015 64 43 0.00 0.0
2014 72 40 0.00 0.0
2013 73 59 0.00 0.0
2012 61 35 0.00 0.0
2011 75 48 0.11 0.0
2010 58 34 0.00 0.0
2009 83 61 0.00 0.0
2008 81 55 0.00 0.0
2007 61 49 0.00 0.0
2006 48 41 0.28 0.0
2005 65 51 0.00 0.0
2004 79 53 0.00 0.0
2003 60 45 0.35 0.0
2002 77 57 0.24 0.0
2001 71 48 0.00 0.0
2000 77 53 0.04 0.0
1999 68 53 0.00 0.0
1998 85 54 0.02 0.0
1997 64 48 0.00 0.0
1996 74 44 0.00 0.0
1995 60 39 0.14 0.0
1994 80 48 0.00 0.0
1993 70 34 0.00 0.0
1992 56 41 0.00 0.0
1991 47 32 0.15 0.0
1990 69 54 1.16 0.0
1989 88 65 0.00 0.0
1988 n/a 52 0.17 0.0
1987 64 54 0.90 0.0
1986 61 46 0.00 0.0
1985 n/a 46 0.00 0.0
1984 82 54 0.00 0.0
1983 59 44 0.00 0.0
1982 76 34 0.00 0.0
1981 81 44 0.00 0.0
1980 54 40 0.00 0.0
1979 72 46 0.00 0.0
1978 58 51 0.02 0.0
1977 63 51 0.00 0.0
1976 85 53 0.00 0.0
1975 61 47 0.45 0.0
1974 74 50 0.00 0.0
1973 70 34 0.00 0.0
1972 73 43 0.00 0.0
1971 59 31 0.00 0.0
1970 83 43 0.00 0.0
1969 70 52 0.00 0.0
1968 69 48 0.00 0.0
1967 72 56 0.41 0.0
1966 75 41 0.00 0.0
1965 n/a n/a n/a n/a
1964 74 60 0.00 0.0
1963 67 52 0.09 0.0
1962 61 42 0.00 0.0
1961 81 52 0.00 0.0
1960 66 45 0.00 0.0
1959 60 37 0.00 0.0
1958 75 51 0.00 0.0
1957 54 37 0.83 0.0
1956 66 41 0.00 0.0
1955 74 60 0.16 0.0
1954 65 53 0.01 0.0
1953 72 44 0.08 0.0
1952 59 45 0.00 0.0
1951 81 49 0.00 0.0
1950 72 51 2.04 0.0
1949 57 47 0.01 0.0
1948 79 41 0.00 0.0
1947 55 48 0.06 0.0
1946 65 50 1.45 0.0
1945 60 48 0.52 0.0
1944 66 n/a 0.06 0.0
1943 76 53 0.00 0.0
1942 52 39 0.15 0.0
1941 85 61 0.00 0.0
1940 85 59 0.03 0.0
1939 89 53 0.00 0.0
1938 55 30 0.00 0.0
1937 62 38 0.00 0.0
1936 73 36 0.00 0.0
1935 68 47 0.00 0.0
1934 69 36 0.00 0.0
1933 85 48 0.00 0.0
1932 69 46 0.00 0.0
1931 75 40 0.00 n/a
1930 85 45 0.00 n/a
1929 56 18 0.00 n/a
1928 76 45 0.00 0.0
1927 53 39 0.00 0.0
1926 60 40 0.00 0.0
1925 70 37 0.00 n/a
1924 70 46 0.00 n/a
1923 67 35 0.00 n/a
1922 57 41 0.01 n/a
1921 70 39 0.00 n/a
1920 78 52 0.03 n/a
1919 77 53 0.00 n/a
1918 51 33 0.11 0.0
1917 75 54 0.43 0.0
1916 72 35 0.00 0.0
1915 63 43 n/a n/a
1914 91 61 0.00 n/a
1913 80 51 0.00 n/a
1912 71 39 n/a 0.0
1911 62 46 0.00 n/a
1910 70 37 0.00 n/a
1909 85 57 0.17 n/a
1908 82 52 0.00 0.0
1907 79 54 0.17 n/a
1906 79 40 0.00 0.0
1905 68 46 0.46 n/a
1904 62 37 0.00 n/a
1903 76 46 0.00 n/a
1902 63 35 0.25 n/a
1901 50 40 0.00 n/a
1900 56 42 0.31 n/a
1899 64 35 n/a n/a
1898 80 55 0.00 n/a
1897 n/a n/a 0.00 n/a
1896 59 42 0.07 n/a
1895 85 40 0.00 n/a
1894 85 44 0.00 n/a
1893 58 43 0.00 n/a
What's the all-time high for Grand Forks on 9/18?
For the date of Sep 18, the highest temperature ever reached in Grand Forks history is 91 °F which happened in 1914.
Highest Temperatures in Grand Forks on September 18
Rank Temperature Year
1 91 °F 1914
2 89 °F 1939
3 88 °F 1989
4 85 °F 1895
4 85 °F 1940
4 85 °F 1998
4 85 °F 1930
4 85 °F 1976
4 85 °F 1894
4 85 °F 1941
4 85 °F 1933
4 85 °F 1909
What's the all-time low for Grand Forks on 9/18?
For the date of Sep 18, the lowest temperature ever reached in Grand Forks history is 18 °F which happened in 1929.
Lowest Temperatures in Grand Forks on September 18
Rank Temperature Year
1 18 °F 1929
2 30 °F 1938
3 31 °F 1971
4 32 °F 1991
5 33 °F 1918
6 34 °F 2010
6 34 °F 1982
6 34 °F 1993
6 34 °F 1973
10 35 °F 2012
10 35 °F 1923
10 35 °F 1899
10 35 °F 1916
10 35 °F 1902
Lowest High Temperatures in Grand Forks on September 18
Rank Temperature Year
1 47 °F 1991
2 48 °F 2006
3 50 °F 1901
4 51 °F 1918
5 52 °F 1942
6 53 °F 1927
7 54 °F 1980
7 54 °F 1957
9 55 °F 1938
9 55 °F 1947
What's the most it has ever rained in Grand Forks on 9/18?
For the date of Sep 18, the most precipitation ever recorded in Grand Forks history is 2.04 inches which happened in 1950.
All-Time Most Precipitation in Grand Forks on September 18
Rank Precipitation Year
1 2.04 inches 1950
2 1.45 inches 1946
3 1.16 inches 1990
4 0.90 inches 1987
5 0.83 inches 1957
6 0.52 inches 1945
7 0.46 inches 1905
8 0.45 inches 1975
9 0.43 inches 1917
10 0.41 inches 1967
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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