Record Calendar Day Precipitation For Sioux Falls, SD Date January February March April Date 1 1.59 1960 .52 1961 .43 1906 1.55 1967 1 2 .39 1937 1.03 1919 1.52 1951 1.00 1988 2 3 .78 1949 .66 1997 1.22 1920 2.06 1968 3 4 .60 1897 .92 1945 .62 1935 1.02 1957 4 5 .39 2015 1.10 1911 .76 1915 1.13 1999 5 6 .44 2010 1.01 1928 1.04 1983 1.60 2006 6 7 .37 1992 .31 2010 .90 1917 1.79 2006 7 8 .36 1938 .79 1966 1.30 1893 1.16 1999 8 9 .37 1983 1.50 1909 .68 2013 1.42 2013 9 10 .33 1975 2011 .48 1944 1.93 1956 1.72 1929 10 11 .42 1930 .25 1992 .96 1977 1.67 1984 11 12 .68 1910 1.05 1908 1.05 1954 1.52 1960 12 13 .40 1897 .90 2005 .99 1973 1.84 1927 13 14 .52 1952 .78 1969 .95 1899 1.45 1919 14 15 .38 1909 .52 1938 .54 1945 1.28 2011 15 16 .66 1932 .68 1932 1.56 1917 1.22 1945 16 17 .40 1996 1.36 1962 .70 1917 1.73 1896 17 18 .31 1922 1.03 1962 1.50 1905 2.12 1995 18 19 1.04 1988 1.62 1952 1.39 1964 1.90 1916 19 20 .49 1937 .81 1953 .60 1932 1.26 1917 20 21 .50 1917 .95 1913 1.04 1993 1.13 1952 21 22 .69 1917 .30 1913 1.65 1979 3.72 2001 22 23 .32 2010 .82 2000 1.10 1987 1.52 1929 23 24 .31 2017 .57 2007 .60 2007 1937 2.64 1953 24 25 .40 1902 .40 1944 2.39 1995 2.30 1893 25 26 .60 1917 1.13 1958 1.08 1936 1.56 1964 26 27 1.30 1944 1.00 1948 1.54 1998 1.26 2016 27 28 .80 1909 1.41 2012 1.37 1981 1.33 1896 28 29 .90 1922 .36 2016 1896 .58 1934 1.16 1920 29 30 .39 1929 1.39 1949 1.87 1937 30 31 .65 1922 3.27 2007 31 Date May June July August Date 1 3.55 1972 2.47 2014 3.35 1992 4.59 1975 1 2 2.05 1902 .97 2007 .70 1925 3.94 1959 2 3 1.50 1944 1.90 1899 1.96 1981 1.89 2004 3 4 1.92 1893 2.25 1956 2.60 1909 2.48 2007 4 5 1.68 1942 2.02 1994 2.29 1982 1.88 1953 5 6 1.57 1900 4.13 1896 1.92 1929 1.96 1928 6 7 1.87 1993 2.03 1953 2.83 1912 1.88 1938 7 8 2.26 1965 1.87 2013 1.84 1969 2.02 1931 8 9 1.94 1979 2.74 1947 1.73 1973 3.15 1935 9 10 1.64 1920 1.37 1919 2.81 1993 2.47 1911 10 11 1.68 1920 2.44 1984 1.56 1908 1.85 1926 11 12 1.96 1935 1.78 1925 1.56 1908 1.08 1905 12 13 1.70 1957 1.53 1983 1.11 1921 1.40 1909 13 14 1.69 1906 1.97 2014 1.99 2011 1.62 1905 14 15 1.36 1965 2.74 2014 1.96 1900 3.23 1977 15 16 1.85 1991 4.26 1957 1.64 1915 1.61 2015 16 17 1.63 2000 2.31 1956 .91 1993 1.16 1975 1902 17 18 1.22 1996 1.94 1955 1.61 1915 1.24 1947 18 19 .93 1990 1.20 1946 2.65 1900 1.24 1989 19 20 1.89 1999 2.09 2011 2.22 1907 1.51 2002 20 21 2.09 1893 1.91 1984 2.50 2010 2.28 2002 21 22 3.50 1898 2.58 1994 1.24 1922 1.38 1957 22 23 3.96 1936 2.11 1940 2.36 2001 3.28 1906 23 24 1.35 1908 2.08 1968 2.52 2001 1.62 1906 24 25 2.73 1939 2.22 1939 1.92 1908 1.68 1967 25 26 2.95 1908 2.10 1909 1.39 1905 1.26 1903 26 27 1.93 1929 2.87 1953 2.50 2011 2.60 2015 27 28 2.83 1970 2.15 1928 2.60 1948 2.37 1932 28 29 4.22 2004 2.68 1997 2.56 1942 2.91 1942 29 30 1.95 1943 1.36 1903 2.23 2010 1.76 1962 30 31 .97 2005 2.38 1921 3.99 1982 31 Date September October November December Date 1 2.00 1992 1.36 1930 1.55 1972 1.10 1909 1 2 1.98 1933 1.00 1926 1.03 1961 .48 1933 2 3 2.40 1911 1.10 1903 .30 1990 1.41 1955 3 4 1.60 1971 2.53 2016 .82 1959 .68 1947 4 5 1.46 2016 4.04 1911 1.37 1905 .49 1953 5 6 1.79 1948 2.15 2008 .80 1946 .44 1951 6 7 1.40 1901 1.50 2007 .85 1944 .50 1924 7 8 2.88 1946 1.48 1982 1.25 1970 .61 1963 8 9 2.73 1982 4.54 1973 1.45 1919 1.01 1918 9 10 2.63 2003 1.66 1913 1.38 1998 .55 1893 10 11 4.02 1966 1.25 1947 1.79 1915 .41 2010 1903 11 12 1.58 1979 1.06 1914 1.07 1922 .40 1968 1897 12 13 1.42 1938 1.06 1943 1.50 1909 .47 1937 13 14 2.00 1928 2.27 2013 1.33 1926 .52 1922 14 15 3.61 2016 1.49 2007 .78 1996 .79 2014 15 16 2.40 1986 1.80 1968 1.15 1971 .38 1961 16 17 1.60 1907 1.41 1994 .80 1958 .55 1908 17 18 2.07 1986 2.15 1904 1.45 2015 .38 1957 18 19 1.90 1923 .54 1982 1.42 1983 .77 1902 19 20 2.91 1950 1.05 1905 1.29 1930 1.00 1911 20 21 1.70 1959 1.69 1900 .90 1979 1.22 1920 21 22 1.67 1895 1.63 2008 1.60 1908 .81 1968 22 23 1.42 2010 2.62 2015 1.92 2001 .34 1938 23 24 1.51 2015 2005 .88 1973 1.28 2001 .89 1893 24 25 2.70 1929 .90 1921 1.10 1896 1.23 2016 25 26 1.28 1908 .87 1998 1.42 2001 .31 1911 26 27 .76 1947 1.12 1971 .94 1935 .64 1969 27 28 1.51 1988 1.19 1961 1.16 2005 .34 1972 28 29 1.32 1962 1.69 1896 .60 1919 .40 1907 29 30 2.71 1977 2.22 1979 .68 1954 1.22 1931 30 31 1.10 1929 .23 2010 31 Updated 2/18/2017