Iowa, Climate Division 9. Southeast, Precipitation Rankings, February 2001 1901-2000 Inches 1 3.71 1.23 2.48 128 2 1917 1911 2000 1911 top-tenth 2 5.70 2.55 3.15 129 1 1970 2001 2000 2001 highest 3 7.50 4.04 3.46 128 1 1920 2001 2000 2001 highest 4 9.05 6.16 2.89 114 15 1977 1993 2000 1993 top-third 5 10.94 8.79 2.15 101 28 1977 2019 2000 1999 top-third 6 14.92 12.71 2.21 94 35 1957 1962 2000 1999 top-third 7 16.79 16.46 0.33 73 56 1954 1971 2000 1999 normal 8 21.12 20.44 0.68 81 48 1954 1962 2000 1999 normal 1955 9 28.91 24.99 3.92 96 33 1954 1903 2000 1999 top-third 10 32.00 29.04 2.96 91 38 1954 2011 2000 1999 top-third 11 34.69 32.38 2.31 84 45 1954 2011 2000 1999 normal 12 35.70 34.75 0.95 74 55 1902 2011 2000 1999 normal 18 45.35 47.46 -2.11 51 77 1957 1994 1995 2000 normal 24 66.47 69.49 -3.02 42 86 1957 2011 1990 2000 bottom-third 36 112.88 104.12 8.76 96 31 1990 2011 2000 1999 top-third 48 147.81 138.68 9.13 87 39 1957 2011 2000 1999 top-third 60 183.25 173.28 9.97 82 43 1957 2012 1993 2000 normal