DRAYTON st,

Monthly Precipitation - Daily Extreme (inches)

(322312)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200012
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
1967 9999.00 z 9999.00 z 0.19 0.83 0.94 0.94 0.32 0.30 0.41 0.33 0.23 0.17 0.94
1968 0.20 0.03 0.60 0.68 0.28 0.90 1.69 1.10 1.20 0.26 0.22 0.03 1.69
1969 0.23 0.16 0.02 0.41 0.58 0.97 0.36 0.32 1.57 0.66 0.04 0.11 1.57
1970 0.17 0.10 1.08 0.56 1.51 0.78 0.65 0.30 0.30 0.73 0.32 0.12 1.51
1971 0.27 0.07 0.22 1.47 0.18 0.90 0.87 0.30 0.38 0.92 0.13 0.03 1.47
1972 0.06 0.22 0.27 0.47 0.41 0.63 0.42 0.45 1.09 0.42 0.06 0.37 1.09
1973 0.02 0.10 0.46 0.25 2.70 1.40 0.86 0.56 0.79 0.82 0.20 0.16 2.70
1974 0.15 0.08 0.50 0.88 1.25 0.69 0.59 4.49 0.38 0.29 0.12 0.36 4.49
1975 0.15 A 0.07 0.60 1.06 1.11 0.74 3.65 0.16 0.83 0.71 0.24 0.32 3.65
1976 0.20 0.23 0.35 0.72 0.21 0.88 0.59 2.22 0.22 0.15 0.01 0.21 2.22
1977 0.14 0.15 0.33 0.33 1.68 1.51 1.68 0.79 1.63 0.87 0.46 0.63 1.68
1978 0.04 0.00 0.03 a 0.27 0.70 0.61 1.32 0.70 1.49 0.29 0.35 0.47 1.49
1979 0.40 0.30 0.32 0.62 1.05 1.54 9999.00 z 1.07 0.35 0.31 0.35 0.00 1.54
1980 0.25 0.07 0.10 0.18 0.46 2.00 0.51 1.06 1.80 1.86 0.39 0.10 2.00
1981 0.08 0.25 0.38 0.37 0.70 1.86 0.36 1.07 1.66 0.98 0.11 0.05 1.86
1982 0.28 0.02 0.52 0.35 0.67 1.55 9999.00 z 0.62 1.06 1.05 0.26 0.58 1.55
1983 0.60 0.08 0.65 0.04 0.37 1.23 0.87 1.14 0.96 0.47 0.23 0.09 1.23
1984 0.11 0.15 0.16 0.54 0.23 9999.00 z 0.63 0.55 0.12 1.85 0.17 0.30 1.85
1985 0.08 0.12 0.32 1.14 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 1.14
1986 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
1987 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
1988 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
1989 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
1990 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 0.26 0.26
1991 0.11 0.28 0.31 1.20 1.70 1.94 0.82 2.26 1.75 0.91 0.29 a 0.36 2.26
1992 0.18 0.22 0.47 0.50 a 0.50 1.21 0.41 0.50 0.50 0.29 0.48 0.39 1.21
1993 0.20 0.04 0.21 0.28 0.50 1.36 3.32 2.60 0.15 0.36 0.21 a 0.41 3.32
1994 0.33 a 0.35 a 0.34 0.33 1.46 0.50 1.40 0.44 0.63 0.54 0.86 0.28 1.46
1995 0.38 0.44 0.94 0.18 1.49 0.69 0.88 2.70 1.10 0.62 0.47 c 0.55 2.70
1996 0.63 0.46 0.48 0.43 2.77 0.49 0.69 0.22 0.89 0.75 1.02 d 0.35 2.77
1997 9999.00 z 0.10 g 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.47 0.65 9999.00 z 9999.00 z 0.00 f 0.65
1998 0.00 l 0.15 c 0.12 g 0.55 9999.00 z 9999.00 z 1.03 0.59 0.18 9999.00 z 0.05 b 0.00 e 1.03
1999 0.00 k 0.10 e 0.04 d 0.50 a 0.69 1.09 0.28 0.46 0.35 0.07 0.06 b 9999.00 z 1.09
2000 9999.00 z 0.29 c 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 1.94 a 9999.00 z 9999.00 z 9999.00 z 0.00 k 1.94
Period of Record Statistics
MEAN 0.22 0.17 0.38 0.56 0.97 1.10 1.01 1.05 0.83 0.66 0.28 0.26 2.12
S.D. 0.16 0.12 0.26 0.35 0.71 0.46 0.86 1.00 0.54 0.45 0.24 0.18 0.91
SKEW 1.24 0.82 0.93 0.96 1.15 0.53 2.03 1.83 0.41 1.31 1.63 0.30 1.12
MAX 0.63 0.46 1.08 1.47 2.77 2.00 3.65 4.49 1.80 1.86 1.02 0.63 4.49
MIN 0.02 0.00 0.02 0.04 0.18 0.49 0.28 0.16 0.12 0.07 0.01 0.00 1.09
NO YRS 24 27 26 27 25 24 24 28 27 25 26 26 20