Wilmington Area Extremes Highest Daily Precipitation (inches) Days: 1/1 - 12/31 Length of period: 1 day Years: 1871-2009 Rank Value Ending Date 1 13.38 9/15/1999 2 9.56 8/31/2006 3 9.52 9/29/1938 4 8.04 8/18/1879 5 7.69 6/25/1945 6 7.49 9/27/1958 7 7.33 7/15/1886 8 7.03 6/30/1876 9 6.92 9/11/1984 10 6.78 7/7/1950 11 6.77 8/26/1998 12 6.64 9/12/1884 13 6.57 9/19/1955 14 6.51 7/06/2009 15 6.49 7/22/1988 16 6.34 10/7/2005 17 6.11 9/29/1957 18 6.08 9/11/1960 19 6.06 9/19/1946 20 5.87 9/14/2005 21 5.68 7/20/1924 22 5.53 10/8/2005 23 5.50 10/13/1994 24 5.45 7/9/1966 25 5.39 8/6/1872 26 5.37 7/12/1996 27 5.22 6/2/1883 28 5.12 9/27/1953, 3/10/1936 29 5.02 5/1/1999 30 4.97 8/24/1918 This station's record may include data from more than one, possibly incompatible, locations. It reflects the longest available record for the Wilmington Area.