BIRMINGHAM FAA ARPT, ALABAMA

Monthly Total Precipitation (inches)

(010831)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 201205
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
1930 4.26 1.71 6.80 1.38 7.94 1.55 3.58 4.93 3.08 2.55 7.38 2.48 47.64
1931 2.15 1.68 2.78 4.39 2.72 0.47 3.96 4.69 0.14 2.05 2.78 8.33 36.14
1932 6.20 7.95 5.23 3.45 2.38 6.70 4.75 7.73 5.12 7.27 4.73 13.85 75.36
1933 3.09 5.64 6.18 2.86 3.03 2.65 4.64 5.23 2.74 1.86 2.57 3.09 43.58
1934 3.98 4.95 8.21 2.83 2.26 7.60 5.75 9.25 1.53 10.95 3.14 3.52 63.97
1935 1.98 5.28 11.22 4.78 4.66 6.74 1.77 3.41 2.28 2.59 5.87 4.10 54.68
1936 10.07 7.34 2.87 5.20 0.65 1.81 8.52 4.00 2.70 1.64 1.62 7.78 54.20
1937 13.37 4.03 3.70 6.01 5.27 1.77 4.11 5.27 2.81 6.60 1.71 2.07 56.72
1938 3.69 1.65 9.05 11.58 2.34 3.35 8.39 2.61 1.59 0.05 4.01 2.09 50.40
1939 4.57 8.24 4.35 4.47 5.88 4.97 3.39 8.50 7.69 0.17 0.75 2.82 55.80
1940 5.39 8.27 6.46 3.14 3.02 4.27 8.27 2.14 1.39 2.57 3.81 4.32 53.05
1941 2.48 2.91 5.44 3.02 1.05 2.62 10.33 9.93 1.77 3.43 1.67 5.40 50.05
1942 1.89 3.62 5.85 1.03 3.95 4.68 2.15 2.08 4.84 1.40 1.57 11.03 44.09
1943 1.16 2.03 9.35 4.49 2.04 1.31 3.63 2.89 2.92 0.75 2.74 3.63 36.94
1944 2.74 8.23 8.24 8.83 2.85 5.75 2.70 4.38 2.13 0.48 2.87 3.71 52.91
1945 4.15 8.83 6.21 6.39 3.31 1.05 a 3.63 2.90 1.95 6.38 4.13 5.54 54.47
1946 8.68 9.10 5.34 1.54 6.32 6.56 6.61 5.33 6.29 3.10 4.17 3.67 66.71
1947 9.04 1.86 5.67 7.28 3.83 4.54 1.41 5.52 0.36 1.20 5.83 4.94 51.48
1948 3.73 7.90 6.73 3.55 2.43 3.78 6.55 4.10 2.86 a 0.70 15.25 4.28 61.86
1949 11.00 8.29 7.98 4.90 3.37 2.84 2.98 5.22 4.31 3.00 0.42 3.44 57.75
1950 4.51 4.28 5.47 1.97 4.55 4.97 13.70 5.49 2.50 2.41 1.69 3.92 55.46
1951 3.68 4.36 11.42 6.19 1.15 7.31 4.10 2.98 9.74 2.78 1.98 8.71 64.40
1952 4.35 3.05 5.44 1.38 3.31 4.15 1.11 8.18 2.69 2.03 2.50 4.96 43.15
1953 7.82 6.01 4.31 4.97 4.27 1.22 4.71 2.80 2.98 0.21 1.62 9.04 49.96
1954 6.35 3.37 3.51 3.20 3.23 1.93 3.58 a 2.74 1.24 1.77 3.96 5.78 40.66
1955 4.70 6.47 4.16 6.42 4.81 2.06 6.85 0.82 0.00 3.73 4.69 1.64 46.35
1956 1.85 8.98 6.09 5.47 2.38 1.38 a 7.97 7.12 2.26 3.49 2.18 4.16 53.33
1957 6.00 3.73 6.08 5.41 2.96 7.70 2.62 4.19 9.59 1.81 5.67 4.01 59.77
1958 3.42 5.14 3.03 3.51 2.33 3.10 6.79 1.96 a 5.74 2.31 3.38 1.25 a 41.96
1959 4.16 3.52 5.06 a 2.81 8.27 2.09 3.61 3.64 5.95 6.21 3.84 2.46 51.62
1960 5.05 3.36 6.31 2.24 2.28 2.74 2.06 4.09 2.73 3.45 3.24 3.21 40.76
1961 1.49 17.67 9.22 4.33 2.45 4.85 10.17 3.56 2.42 2.05 4.29 13.98 76.48
1962 8.64 4.39 5.21 2.99 1.26 3.59 3.89 3.49 3.69 2.03 6.41 2.54 a 48.13
1963 7.08 b 3.25 6.31 6.70 3.72 8.35 a 6.36 a 1.53 1.21 0.11 4.00 5.94 54.56
1964 5.40 4.11 9.44 9.90 3.20 4.08 4.34 2.78 3.26 2.95 3.24 5.09 57.79
1965 3.21 6.22 6.10 2.54 1.37 8.17 4.87 3.55 2.60 0.67 2.80 2.06 44.16
1966 4.74 8.67 3.77 8.37 3.30 2.87 4.99 6.48 5.12 3.13 2.28 2.34 56.06
1967 2.84 4.74 1.79 1.35 9.32 4.37 6.60 10.85 2.84 4.23 6.42 11.49 66.84
1968 5.56 1.20 6.17 6.23 3.51 0.67 9.39 1.81 3.42 1.20 4.66 7.38 51.20
1969 7.78 3.17 5.19 5.32 11.10 3.75 2.91 1.76 6.85 2.51 2.66 6.07 59.07
1970 2.47 2.35 11.36 5.56 2.27 3.55 3.37 7.01 1.05 7.04 2.31 3.32 51.66
1971 3.58 9.28 6.65 4.25 2.64 6.57 8.90 3.68 3.35 1.21 1.76 5.92 57.79
1972 9.30 2.15 4.79 2.56 3.82 2.70 3.55 2.01 8.09 3.35 4.47 5.76 52.55
1973 6.85 2.33 9.71 5.33 8.29 3.74 8.36 5.41 2.64 0.96 4.91 7.58 66.11
1974 6.85 4.94 2.43 5.43 5.43 1.42 4.69 8.28 4.94 1.49 4.13 5.97 56.00
1975 7.23 4.96 7.57 3.19 4.15 2.44 7.33 3.33 3.69 3.74 4.15 3.49 55.27
1976 4.12 1.80 14.15 1.99 9.00 2.75 4.92 3.34 4.91 1.59 2.23 4.35 55.15
1977 5.08 3.89 8.70 6.73 3.51 0.96 6.24 0.87 10.43 7.52 4.10 2.01 60.04
1978 4.54 1.31 3.07 2.64 8.51 5.04 5.09 2.09 1.14 0.22 2.71 5.43 41.79
1979 5.94 4.70 5.69 13.75 6.64 1.19 9.98 2.30 10.40 2.05 5.51 1.55 69.70
1980 6.63 2.36 15.80 9.10 7.30 3.01 2.11 2.84 5.26 3.21 3.04 0.81 61.47
1981 1.09 4.87 7.23 2.45 2.81 2.49 3.88 5.30 0.93 3.34 1.67 5.82 41.88
1982 5.21 6.29 2.71 7.86 3.19 5.39 3.53 2.68 0.66 3.73 7.11 9.51 57.87
1983 3.26 6.42 4.97 e 8.28 9.57 3.81 0.30 0.99 2.83 3.67 9.14 12.63 65.87
1984 3.96 2.79 4.07 8.61 6.07 1.41 5.06 3.86 0.16 3.91 5.42 2.30 47.62
1985 5.22 5.79 1.71 2.86 4.36 5.34 10.07 4.07 1.97 4.12 2.62 2.54 50.67
1986 1.21 1.79 2.45 0.42 3.66 3.87 1.61 5.56 2.52 5.24 9.66 3.08 41.07
1987 5.89 5.82 4.77 1.03 6.03 4.59 2.30 3.96 3.52 1.16 3.17 3.08 45.32
1988 5.55 2.52 3.18 3.18 1.22 0.79 2.95 3.43 8.57 3.41 6.33 2.84 43.97
1989 4.76 4.31 5.70 3.40 3.82 8.00 6.42 0.38 7.38 1.52 4.63 3.39 53.71
1990 7.38 7.43 5.81 2.38 4.12 2.08 3.16 0.59 2.04 2.98 4.02 5.47 47.46
1991 3.19 4.27 5.42 4.87 8.90 7.52 4.00 4.59 3.02 0.07 4.00 3.64 53.49
1992 3.22 3.96 3.36 2.61 1.18 5.34 7.41 7.43 5.70 2.18 7.94 5.27 55.60
1993 6.11 2.35 4.40 2.99 3.93 1.47 1.16 2.72 4.62 3.22 2.22 4.01 39.20
1994 5.10 4.78 7.56 3.77 3.74 5.41 7.75 4.05 4.67 5.39 3.93 4.10 60.25
1995 3.85 4.37 3.63 4.42 3.15 3.07 1.81 1.51 5.53 11.90 6.97 4.91 55.12
1996 9.59 3.09 10.59 2.70 5.16 2.17 8.50 4.45 5.83 3.55 4.00 3.28 62.91
1997 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1999 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2000 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2001 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2002 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2003 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2004 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2005 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2006 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2007 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2008 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2009 6.28 5.07 6.82 2.12 6.26 3.03 7.59 4.49 10.69 7.88 5.33 6.10 71.66
2010 4.01 3.14 6.91 5.30 8.82 3.29 1.31 4.79 0.43 3.70 4.82 1.37 47.89
2011 3.69 3.25 9.44 5.45 1.06 2.81 8.00 0.48 12.14 0.36 6.37 5.24 58.29
2012 5.90 2.96 4.72 1.26 a 2.46 v 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 14.84
Period of Record Statistics
MEAN 5.06 4.80 6.16 4.49 4.24 3.71 5.13 4.09 3.92 3.02 4.10 4.87 53.67
S.D. 2.44 2.71 2.78 2.60 2.43 2.08 2.78 2.29 2.83 2.38 2.34 2.90 8.93
SKEW 0.86 1.71 1.04 1.10 0.92 0.57 0.60 0.82 1.04 1.53 1.85 1.41 0.29
MAX 13.37 17.67 15.80 13.75 11.10 8.35 13.70 10.85 12.14 11.90 15.25 13.98 76.48
MIN 1.09 1.20 1.71 0.42 0.65 0.47 0.30 0.38 0.00 0.05 0.42 0.81 36.14
NO YRS 71 71 71 71 70 70 70 70 70 70 70 70 70