date! ,

Monthly Precipitation - Daily Extreme (inches)

(a vali)

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 200804
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1907 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.19 0.19
1908 0.09 0.47 0.70 1.43 1.70 2.08 0.78 0.68 2.85 0.89 0.64 0.20 2.85
1909 0.20 0.14 0.09 0.70 t 0.63 0.42 3.85 3.36 1.28 1.04 1.32 0.69 3.85
1910 0.27 0.52 0.18 1.24 0.46 0.42 1.15 0.53 1.10 1.10 0.26 0.21 1.24
1911 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1912 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1913 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1914 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1915 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1916 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1917 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1918 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1919 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1920 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1921 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1922 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1923 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1924 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1925 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1926 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1927 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1928 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1929 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1930 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1931 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1932 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1933 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1934 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1935 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1936 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1937 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1938 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1939 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1940 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1941 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1942 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1943 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1944 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1945 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1946 0.26 0.33 0.96 0.45 0.93 1.41 2.80 0.69 0.95 2.70 0.90 0.87 2.80
1947 0.14 0.20 0.15 1.04 1.30 1.00 0.17 1.46 1.05 0.50 0.62 0.28 1.46
1948 0.36 0.72 0.31 1.08 0.15 2.09 1.26 1.30 0.65 0.23 0.43 0.38 2.09
1949 0.38 0.25 0.18 0.27 1.45 0.92 3.20 1.47 0.21 0.50 0.30 0.42 3.20
1950 0.70 0.05 0.45 1.10 1.32 0.96 0.50 0.57 a 0.90 1.02 0.42 0.22 1.32
1951 0.12 0.44 0.52 0.50 0.66 0.78 d 0.75 1.33 1.57 0.90 0.82 0.45 1.57
1952 0.35 0.03 0.35 0.30 0.70 1.98 3.15 2.00 0.09 0.06 0.35 0.07 3.15
1953 0.38 0.21 0.25 1.26 1.96 1.81 1.07 5.35 1.30 0.53 0.65 0.93 5.35
1954 0.29 1.03 0.35 0.86 0.76 0.60 1.32 1.12 0.78 0.87 0.20 0.05 1.32
1955 0.20 0.80 0.15 0.71 1.00 0.70 1.47 0.68 0.73 0.35 0.33 0.41 1.47
1956 0.50 0.09 0.58 0.50 0.78 0.44 1.12 2.71 0.15 0.69 0.92 0.34 2.71
1957 0.34 0.31 1.05 1.15 1.10 1.40 1.62 0.96 1.21 0.40 0.39 0.24 1.62
1958 0.25 0.00 0.12 0.62 a 1.10 1.71 1.25 1.32 0.84 0.56 0.75 0.34 1.71
1959 0.25 0.09 0.28 0.29 0.84 1.30 4.70 1.80 1.64 0.40 0.22 0.53 4.70
1960 0.19 0.05 0.13 1.37 0.88 0.38 0.70 0.82 0.63 0.52 0.64 0.60 1.37
1961 0.16 0.22 0.08 0.76 0.89 0.45 2.45 1.07 4.19 0.33 0.50 0.27 4.19
1962 0.15 0.71 0.29 1.25 1.76 1.35 0.75 1.17 1.48 0.31 0.13 0.22 1.76
1963 0.03 0.80 0.46 1.10 0.95 1.69 1.56 1.05 0.68 0.28 0.83 0.40 1.69
1964 0.20 0.70 0.41 1.95 0.52 1.00 0.64 1.63 0.84 0.14 0.69 0.25 1.95
1965 0.08 0.05 0.56 1.10 1.98 1.77 0.81 0.59 0.99 0.61 1.27 0.43 1.98
1966 0.48 0.58 1.14 0.69 0.55 1.80 3.15 1.72 0.33 2.42 0.35 0.25 3.15
1967 0.39 0.12 0.90 1.09 0.31 1.31 0.43 0.40 0.56 0.85 0.06 0.46 1.31
1968 0.23 0.00 0.60 0.93 0.32 1.82 1.66 0.63 1.08 1.33 0.23 0.95 1.82
1969 0.57 0.24 0.14 1.70 1.81 0.59 0.87 0.19 0.91 3.62 0.42 0.43 3.62
1970 0.11 0.13 0.59 2.37 0.49 0.69 0.40 0.32 0.93 1.36 0.51 0.42 2.37
1971 0.33 0.97 0.33 0.52 0.77 0.75 2.53 0.36 1.67 1.93 0.46 0.21 2.53
1972 0.47 0.42 0.37 0.54 1.34 0.74 1.36 2.12 1.13 0.40 0.10 0.76 2.12
1973 0.12 0.11 0.63 0.65 0.52 0.54 3.17 0.67 0.78 3.49 0.54 0.19 3.49
1974 0.20 0.15 0.28 0.76 1.09 2.00 1.00 1.25 0.33 0.75 1.48 0.22 2.00
1975 0.60 0.40 0.84 0.80 0.74 1.20 1.80 a 0.80 0.80 0.86 0.45 0.14 1.80
1976 0.20 0.08 0.50 1.20 0.18 1.88 0.64 0.84 0.58 0.14 0.16 0.19 1.88
1977 0.20 0.51 0.73 0.63 1.48 1.13 0.64 1.93 0.89 0.70 1.95 0.60 1.95
1978 0.10 0.09 0.44 0.69 1.03 1.61 2.03 4.35 0.88 0.42 0.48 0.36 4.35
1979 0.32 0.35 0.53 0.53 9999.00 z 1.66 9999.00 z 0.35 0.21 2.78 9999.00 z 0.16 2.78
1980 0.50 0.15 0.38 0.43 0.40 1.07 1.12 1.65 0.66 0.33 0.31 0.17 1.65
1981 0.06 0.14 0.81 0.46 0.80 1.04 1.28 0.90 1.31 1.65 0.18 0.34 1.65
1982 0.33 b 0.16 0.80 1.35 1.32 0.28 1.05 0.23 1.32 1.30 0.61 a 0.13 1.35
1983 0.66 0.08 0.52 0.16 0.58 3.10 2.80 0.70 0.97 0.97 1.15 0.25 3.10
1984 0.15 b 0.13 0.31 1.13 0.87 0.95 1.03 0.94 2.50 2.18 0.18 0.70 b 2.50
1985 0.10 a 0.21 1.20 1.95 2.28 2.67 1.40 1.09 0.80 0.71 0.58 0.10 a 2.67
1986 0.09 d 0.20 a 0.14 a 0.81 0.65 0.83 1.05 2.01 0.90 0.19 0.65 0.08 2.01
1987 0.18 0.08 a 0.85 0.19 2.07 0.47 1.65 1.24 2.05 0.14 a 0.65 0.70 c 2.07
1988 0.30 b 0.03 0.90 0.16 0.48 0.62 1.47 2.76 0.75 0.30 0.47 b 0.37 b 2.76
1989 0.64 0.06 0.39 0.45 0.82 1.93 0.44 2.88 1.05 0.63 0.45 a 0.12 a 2.88
1990 0.23 c 0.65 0.65 0.43 a 0.34 0.91 0.90 1.10 9999.00 z 2.65 0.07 a 0.52 b 2.65
1991 0.15 0.47 0.64 0.90 2.00 0.87 0.80 0.86 1.09 a 0.63 0.52 a 0.18 2.00
1992 0.19 0.20 0.41 0.36 0.93 2.75 0.63 1.24 0.90 0.11 0.42 0.37 2.75
1993 0.34 0.05 0.32 a 2.25 1.55 0.75 2.88 1.77 0.75 0.45 0.56 0.35 2.88
1994 0.20 b 0.16 0.25 1.10 0.48 1.95 2.50 1.16 0.68 0.77 0.36 0.23 2.50
1995 0.28 0.26 0.77 0.60 c 0.64 0.45 2.05 3.25 3.05 0.63 0.44 1.20 d 3.25
1996 0.52 0.44 0.23 0.37 1.16 0.35 0.91 1.05 1.15 2.40 0.55 9999.00 z 2.40
1997 1.37 a 0.30 a 0.38 d 0.82 c 0.45 1.42 1.50 0.40 2.30 1.00 0.38 0.15 2.30
1998 0.17 b 0.14 0.30 a 0.43 1.76 1.97 1.00 0.70 1.34 1.58 1.28 a 0.67 a 1.97
1999 0.52 c 0.12 0.40 c 0.73 0.95 1.38 2.00 1.46 0.62 0.21 0.01 0.16 2.00
2000 0.04 a 0.45 0.85 0.45 0.90 1.16 3.15 4.00 1.18 1.30 1.35 0.16 4.00
2001 0.05 a 0.70 a 0.13 1.85 1.25 1.97 0.78 2.60 0.50 1.25 a 1.50 0.27 2.60
2002 0.60 a 0.20 0.55 c 0.53 9999.00 z 2.70 1.30 1.00 9999.00 z 0.77 0.05 0.40 2.70
2003 0.08 0.18 b 0.27 0.18 1.15 1.15 3.00 1.00 0.56 0.71 0.60 0.25 3.00
2004 0.42 0.20 0.44 0.38 1.32 0.32 1.17 0.37 2.50 0.58 0.38 0.25 2.50
2005 0.40 0.31 0.14 0.55 2.00 1.44 1.40 0.80 0.65 2.61 1.53 0.37 2.61
2006 0.10 0.48 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.46 0.20 0.54 a 0.54
2007 0.08 0.64 b 0.90 d 1.33 0.93 1.35 2.53 1.85 1.03 1.70 0.17 0.57 A 2.53
2008 0.00 0.10 a 0.13 1.30 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 1.30
Period of Record Statistics
MEAN 0.29 0.30 0.47 0.86 1.01 1.25 1.56 1.38 1.09 0.99 0.57 0.37 2.43
S.D. 0.22 0.25 0.28 0.51 0.52 0.67 0.97 1.03 0.73 0.84 0.41 0.24 0.93
SKEW 2.04 1.07 0.66 0.97 0.61 0.60 1.05 1.73 1.95 1.43 1.28 1.28 1.06
MAX 1.37 1.03 1.20 2.37 2.28 3.10 4.70 5.35 4.19 3.62 1.95 1.20 5.35
MIN 0.00 0.00 0.08 0.16 0.15 0.28 0.17 0.19 0.09 0.06 0.01 0.05 1.24
NO YRS 66 66 65 64 62 64 63 64 62 65 64 65 53