MONTGOMERY, m

Monthly Precipitation - Daily Extreme (inches)

(215571)

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1948 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 2.74 a 0.64 0.60 1.10 0.36 2.74
1949 0.96 9999.00 z 0.76 0.63 0.35 0.90 0.96 1.00 0.91 0.35 0.30 9999.00 z 1.00
1950 9999.00 z 0.50 0.40 9999.00 z 0.79 9999.00 z 1.11 1.20 0.42 0.75 0.17 0.75 1.20
1951 0.50 0.67 b 0.67 0.55 0.87 3.44 2.37 9999.00 z 2.86 0.71 9999.00 z 0.56 3.44
1952 0.51 0.43 a 0.89 0.90 0.72 1.40 1.26 1.52 0.39 0.03 0.66 0.20 1.52
1953 0.54 0.58 0.33 0.77 1.73 1.92 1.02 0.89 0.17 0.07 1.13 0.92 1.92
1954 0.13 0.43 0.84 0.99 1.11 1.42 0.43 1.28 0.77 2.04 0.16 0.32 2.04
1955 0.18 0.55 0.27 0.26 0.74 0.75 3.10 1.22 0.72 1.84 0.15 0.34 3.10
1956 0.26 0.18 1.09 0.36 0.48 2.57 1.58 2.67 0.33 0.37 0.32 0.06 2.67
1957 0.06 0.35 0.57 0.83 1.41 3.87 3.21 2.67 0.62 0.76 0.48 0.22 3.87
1958 0.08 0.19 0.12 0.92 0.41 1.62 1.65 1.14 1.43 1.01 0.28 p 0.10 1.65
1959 0.11 0.10 0.15 0.51 1.28 1.65 0.72 2.56 1.59 0.56 a 0.30 0.55 2.56
1960 0.50 0.16 0.36 1.20 5.75 1.42 0.37 b 1.53 1.97 0.30 1.02 0.63 b 5.75
1961 0.10 0.44 1.20 0.43 2.32 a 0.60 1.10 1.55 0.52 0.84 0.30 0.27 2.32
1962 0.13 0.48 0.91 0.35 2.43 1.64 1.60 1.46 0.54 p 0.46 o 0.14 0.08 2.43
1963 0.15 0.08 0.50 0.45 0.62 1.06 2.48 1.00 2.45 0.53 0.40 0.15 2.48
1964 0.05 0.02 0.56 1.13 1.08 0.63 1.67 1.91 2.40 0.28 0.55 0.46 2.40
1965 0.11 1.10 1.39 0.62 1.04 2.17 1.39 0.74 1.49 0.45 9999.00 z 0.95 2.17
1966 0.23 0.52 1.35 0.32 0.36 0.65 2.35 0.77 1.65 1.72 9999.00 z 0.28 2.35
1967 0.95 A 0.40 A 0.29 2.62 0.40 d 1.42 2.28 3.31 0.32 9999.00 z 0.05 A 0.00 3.31
1968 0.18 0.09 A 0.62 1.10 2.26 1.67 1.92 0.73 2.30 1.56 0.27 1.20 A 2.30
1969 0.81 0.23 1.17 0.95 0.90 0.96 A 1.05 0.95 1.08 0.73 0.43 0.80 1.17
1970 0.35 0.06 0.58 1.62 1.16 1.90 1.80 1.76 0.76 1.62 1.50 0.89 A 1.90
1971 0.24 0.67 0.78 0.28 0.94 0.92 1.20 0.55 2.45 1.16 0.62 0.32 2.45
1972 0.42 0.20 A 0.46 0.66 1.07 0.55 2.02 0.35 1.37 0.61 0.98 0.79 2.02
1973 0.64 0.48 0.43 0.56 1.92 0.82 1.45 1.60 1.75 0.78 1.10 0.45 1.92
1974 0.07 0.28 0.28 0.62 0.77 1.81 0.65 1.52 0.37 0.95 0.75 0.21 1.81
1975 0.88 0.20 0.46 1.70 c 0.50 1.60 0.87 1.90 0.71 0.34 1.02 0.08 1.90
1976 0.20 0.26 1.04 0.30 0.65 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.22 9999.00 z 0.11 1.04
1977 0.26 0.86 A 0.68 0.85 1.42 A 2.34 3.50 0.48 1.84 1.35 0.37 0.92 3.50
1978 0.64 0.16 0.24 1.06 0.58 3.55 0.94 1.15 2.06 0.11 0.62 0.63 3.55
1979 0.31 0.36 1.17 A 0.36 0.79 1.12 0.46 A 4.45 0.80 1.50 A 0.84 0.13 4.45
1980 0.36 0.38 0.36 0.42 1.12 0.73 9999.00 z 1.40 2.05 0.62 a 0.00 0.50 2.05
1981 0.05 1.00 A 0.40 0.79 1.33 1.57 3.20 2.22 0.45 1.20 A 0.70 0.40 3.20
1982 0.40 0.20 0.60 0.69 A 9999.00 z 1.34 0.90 1.34 1.27 1.50 0.64 9999.00 z 1.50
1983 9999.00 z 9999.00 z 9999.00 z 0.40 n 1.33 1.85 0.98 3.66 1.50 0.40 9999.00 z 9999.00 z 3.66
1984 9999.00 z 9999.00 z 9999.00 z 0.94 b 0.52 2.89 2.25 0.90 1.20 1.85 0.00 b 9999.00 z 2.89
1985 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 2.72 1.16 9999.00 z 9999.00 z 9999.00 z 2.72
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 1.75 1.31 9999.00 z 9999.00 z 9999.00 z 1.75
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 9999.00 z 9999.00
1991 0.10 a 9999.00 z 1.19 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 1.19
1992 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
1993 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
1994 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
1995 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
1996 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
1997 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
1998 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
1999 9999.00 z 9999.00 z 9999.00 z 1.75 1.04 1.84 1.90 1.41 0.88 0.67 0.40 0.76 a 1.90
2000 0.42 0.56 0.43 0.37 2.15 1.51 1.19 1.86 0.24 0.24 1.34 0.33 a 2.15
2001 0.93 1.16 0.29 1.81 2.38 0.84 0.84 1.01 0.89 0.42 a 1.08 0.31 2.38
2002 0.34 0.16 0.83 a 0.73 0.52 2.10 1.99 1.79 1.19 1.54 b 0.09 0.17 2.10
2003 0.19 0.52 0.83 0.78 1.41 0.90 1.26 0.42 1.82 0.57 0.38 0.54 1.82
2004 0.34 0.41 1.62 0.76 1.15 1.87 1.89 0.94 2.20 0.33 0.74 0.07 a 2.20
2005 0.53 0.83 0.54 1.58 1.67 1.13 0.44 1.18 1.99 2.33 0.71 0.42 2.33
2006 0.41 0.13 1.14 a 0.96 1.27 1.41 0.85 1.17 1.43 0.16 0.42 0.85 1.43
2007 0.85 0.94 1.83 1.03 0.42 0.62 1.07 7.40 1.18 0.74 0.16 0.58 7.40
2008 0.17 0.14 0.31 1.30 1.51 1.33 1.48 1.73 0.82 0.67 A 1.17 0.27 1.73
2009 0.20 0.77 0.71 0.93 0.74 0.88 0.61 2.01 0.30 1.53 a 0.46 0.68 2.01
2010 0.47 0.46 0.46 0.51 0.62 1.38 1.25 1.29 4.13 0.69 1.22 2.40 a 4.13
2011 0.35 1.02 0.91 0.81 0.93 1.84 3.78 1.62 0.17 0.78 0.25 0.52 3.78
2012 0.13 1.56 0.45 1.01 2.39 2.22 1.94 0.71 0.26 0.79 0.29 0.53 2.39
2013 0.51 A 0.52 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 0.52
Period of Record Statistics
MEAN 0.36 0.46 0.70 0.86 1.21 1.55 1.55 1.67 1.25 0.84 0.57 0.48 2.71
S.D. 0.26 0.34 0.40 0.48 0.89 0.77 0.84 1.17 0.82 0.57 0.40 0.41 1.26
SKEW 0.89 1.10 0.85 1.39 2.91 1.13 0.88 2.71 0.97 0.77 0.53 2.40 1.97
MAX 0.96 1.56 1.83 2.62 5.75 3.87 3.78 7.40 4.13 2.33 1.50 2.40 7.40
MIN 0.05 0.02 0.12 0.26 0.35 0.55 0.37 0.35 0.17 0.03 0.00 0.00 1.17
NO YRS 48 47 48 48 49 48 48 51 51 49 45 46 35