ONWARD, MISSISSIPPI

Monthly Total Precipitation (inches)

(226562)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 199201
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
1954 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 4.09 h 0.00
1955 4.82 6.55 2.43 7.15 3.29 3.40 6.63 1.29 0.77 2.17 3.67 2.71 44.88
1956 1.87 11.53 7.27 5.78 b 1.82 3.71 1.20 2.91 0.21 3.15 3.29 8.83 51.57
1957 5.44 3.54 3.91 5.51 3.15 7.30 3.35 0.70 a 6.54 5.19 11.71 3.85 60.19
1958 3.42 2.95 5.15 6.17 5.86 6.37 3.98 3.75 12.28 1.38 1.96 0.85 54.12
1959 2.32 4.37 4.77 7.49 1.71 3.35 3.46 1.06 2.61 2.03 2.32 4.98 40.47
1960 4.65 5.75 a 4.96 1.36 2.02 2.65 0.03 6.31 0.64 2.42 5.60 4.86 41.25
1961 2.59 6.04 11.13 2.82 3.01 3.92 3.98 1.52 1.04 1.21 10.33 13.00 60.59
1962 7.86 3.04 4.33 5.53 2.97 2.96 3.46 2.82 2.20 1.82 3.78 3.53 44.30
1963 3.77 3.81 4.30 5.40 0.96 2.73 3.33 2.78 0.43 0.00 3.36 4.91 35.78
1964 4.31 2.93 8.10 9.24 2.58 2.42 5.27 3.52 5.12 2.02 3.29 8.24 57.04
1965 2.27 8.25 7.83 0.58 1.71 2.82 3.48 1.67 3.31 0.83 2.04 3.30 38.09
1966 6.88 9.85 1.72 12.49 3.18 1.61 1.92 1.89 2.35 2.28 1.60 5.27 51.04
1967 1.96 6.57 2.11 3.13 8.15 3.61 9.31 5.33 0.44 1.13 1.50 11.37 54.61
1968 9.13 3.26 4.63 11.17 6.12 1.94 5.07 3.91 3.56 2.23 7.37 8.43 66.82
1969 4.10 2.86 6.29 7.62 1.95 1.40 2.58 1.30 1.46 2.11 2.75 11.69 46.11
1970 1.55 4.18 5.60 4.66 3.45 3.16 3.74 3.07 2.89 8.45 2.16 2.87 a 45.78
1971 1.80 7.48 4.53 3.10 6.75 3.23 6.34 7.22 2.55 0.82 2.44 9.51 55.77
1972 8.57 3.18 5.42 2.07 5.08 4.27 2.39 0.54 3.42 4.67 5.22 8.43 53.26
1973 9.12 2.83 11.76 6.28 4.77 3.00 5.77 1.12 6.40 3.99 11.92 7.23 74.19
1974 15.99 6.41 3.72 6.01 7.87 9.07 2.22 3.28 6.21 4.16 3.72 9.11 77.77
1975 4.19 6.15 10.83 3.86 11.32 6.91 6.67 8.38 2.24 4.97 3.55 2.10 71.17
1976 3.91 4.02 9.54 2.46 5.54 4.06 2.64 0.71 1.48 1.50 3.59 7.56 47.01
1977 4.56 1.89 9.11 8.01 0.71 1.97 5.86 2.64 6.58 4.62 9.45 2.80 58.20
1978 4.67 2.38 2.34 2.75 13.48 4.36 5.19 4.09 1.51 0.31 2.28 5.49 a 48.85
1979 13.81 7.08 3.63 a 12.01 4.35 2.22 8.31 4.04 4.32 3.51 5.50 4.55 73.33
1980 5.04 2.37 12.74 7.70 8.75 2.45 2.78 0.88 0.46 6.54 3.57 1.10 54.38
1981 1.87 3.20 6.22 1.10 5.94 3.45 6.21 0.67 1.37 2.72 1.17 3.37 37.29
1982 5.97 5.07 2.63 4.36 1.74 3.83 2.71 12.73 5.93 15.26 8.52 20.50 89.25
1983 1.87 9.41 7.36 6.96 15.69 4.79 2.68 1.92 2.50 1.21 7.38 6.67 68.44
1984 4.77 6.99 8.32 8.76 4.15 3.92 9.85 3.43 0.39 11.73 4.42 1.78 68.51
1985 3.81 8.37 2.85 1.49 0.77 2.72 3.36 5.64 5.37 9.34 3.01 3.05 49.78
1986 0.59 1.28 4.39 1.98 11.77 4.58 0.41 2.24 3.40 7.13 12.16 3.16 53.09
1987 4.58 9.58 7.17 1.67 7.14 6.68 2.10 1.60 2.01 0.78 9.33 6.78 59.42
1988 1.32 3.90 6.35 3.60 0.90 0.18 3.77 2.19 f 6.24 i 4.20 b 4.24 6.55 35.01
1989 10.00 5.11 5.35 2.30 13.13 7.73 7.95 0.87 2.28 1.27 6.04 3.00 65.03
1990 10.63 6.20 4.78 3.74 a 5.25 4.08 4.71 0.11 3.94 3.02 a 0.00 z 0.00 z 46.46
1991 0.00 z 0.00 z 0.00 z 0.00 z 9.21 3.50 a 3.42 n 2.40 f 2.83 4.61 4.15 10.05 34.35
1992 3.90 a 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 3.90
Period of Record Statistics
MEAN 5.08 5.23 5.93 5.18 5.30 3.79 4.24 3.03 3.08 3.64 4.96 6.15 55.81
S.D. 3.49 2.55 2.84 3.13 3.92 1.87 2.34 2.60 2.49 3.28 3.17 4.00 12.61
SKEW 1.34 0.61 0.69 0.61 0.98 0.96 0.59 1.82 1.54 1.77 1.01 1.38 0.57
MAX 15.99 11.53 12.74 12.49 15.69 9.07 9.85 12.73 12.28 15.26 12.16 20.50 89.25
MIN 0.59 1.28 1.72 0.58 0.71 0.18 0.03 0.11 0.21 0.00 1.17 0.85 35.78
NO YRS 37 36 36 36 37 37 36 35 36 37 36 36 34