HARPERS FERRY, WEST VIRGINIA

Monthly Total Precipitation (inches)

(463927)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 197206
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
1889 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.27 1.36 5.94 3.87 5.39 p 0.35 14.79
1890 0.50 3.09 3.07 w 2.40 4.56 2.15 2.32 5.54 3.97 5.35 0.69 z 3.16 33.04
1891 2.01 2.09 5.52 1.64 2.38 3.40 5.08 3.48 0.38 z 1.55 1.97 2.33 31.45
1892 3.90 1.30 5.15 2.65 3.06 5.56 1.89 2.01 3.31 0.00 3.50 1.60 33.93
1893 1.37 2.20 0.62 4.08 4.57 2.28 2.84 3.36 2.17 4.95 1.79 0.32 30.55
1894 0.78 3.33 1.11 3.39 7.85 3.13 1.56 z 0.65 z 2.70 y 3.00 z 0.51 z 2.31 z 19.59
1895 4.33 v 1.40 y 1.43 z 2.83 4.67 4.35 2.00 2.12 1.18 0.16 2.50 2.83 22.64
1896 1.94 4.19 2.48 1.64 4.60 5.25 5.08 0.88 4.29 0.88 2.06 1.04 34.33
1897 1.44 5.76 3.12 2.14 5.67 3.20 4.12 4.50 1.57 2.27 5.56 3.90 43.25
1898 4.15 1.49 4.36 1.87 6.51 1.08 2.12 5.64 1.47 8.50 3.60 3.69 44.48
1899 3.25 4.80 4.48 1.06 3.96 2.51 2.76 5.69 3.97 1.51 3.06 2.88 39.93
1900 2.43 4.68 3.56 1.62 2.41 3.58 4.61 2.29 2.48 2.38 3.62 2.32 35.98
1901 2.25 0.51 5.27 7.96 7.81 3.44 4.85 5.00 6.40 0.60 3.70 6.96 54.75
1902 3.20 2.20 6.14 2.10 1.50 2.00 0.56 0.60 1.95 4.24 z 2.80 5.45 28.50
1903 4.31 a 3.45 5.24 4.95 2.52 5.08 4.87 4.82 2.23 3.27 0.79 0.69 42.22
1904 2.21 1.42 2.29 2.25 3.44 5.95 4.92 1.47 2.33 1.55 1.31 2.58 31.72
1905 4.89 2.18 2.42 1.69 v 1.86 6.03 5.46 4.17 2.88 2.87 0.78 3.76 37.30
1906 2.51 1.58 3.27 3.26 1.75 4.68 4.86 6.74 0.57 8.15 0.35 3.19 40.91
1907 3.05 2.54 2.26 4.54 3.20 5.61 1.99 3.70 4.91 0.54 4.28 2.60 39.22
1908 3.77 3.77 1.23 1.13 6.11 2.60 3.04 5.03 1.74 2.90 0.84 1.06 33.22
1909 2.16 3.22 2.33 3.86 2.92 4.31 0.60 3.54 1.84 1.70 0.63 2.62 29.73
1910 3.73 2.41 0.86 5.30 1.81 5.30 1.27 0.90 0.99 1.71 1.04 2.12 27.44
1911 3.73 1.32 1.84 2.96 0.58 3.93 3.53 8.98 3.28 3.28 1.93 2.61 37.97
1912 2.01 1.26 4.91 2.48 3.29 1.11 4.88 4.27 9.18 0.42 2.50 3.51 39.82
1913 2.33 0.77 4.61 2.04 3.27 1.14 2.19 3.78 1.44 6.06 2.67 2.56 32.86
1914 4.01 2.18 1.89 4.57 2.48 4.03 1.28 4.68 0.86 1.75 2.15 3.69 33.57
1915 5.26 4.00 1.01 0.76 4.35 5.21 1.87 8.32 2.12 3.74 1.45 3.06 41.15
1916 1.70 3.52 3.76 3.64 3.36 8.58 4.28 3.60 2.51 2.05 1.18 2.46 40.64
1917 2.18 1.83 4.02 2.50 2.81 3.05 8.27 4.54 1.21 6.19 0.20 1.20 38.00
1918 3.40 0.70 2.41 6.52 2.34 2.20 a 2.96 3.58 4.06 1.59 1.90 2.93 34.59
1919 3.07 1.47 2.48 2.94 3.56 3.75 6.15 2.06 2.30 3.07 a 2.11 w 1.17 32.02
1920 0.40 2.47 1.40 4.30 1.85 3.80 4.54 4.99 3.59 x 0.60 4.52 a 2.76 31.63
1921 1.02 1.73 1.47 w 2.53 a 8.53 1.49 0.90 z 5.46 1.91 0.32 3.59 1.11 27.69
1922 1.98 1.98 3.49 1.06 3.86 4.66 3.07 2.08 2.98 1.98 0.51 2.78 30.43
1923 2.02 2.19 2.28 2.83 1.64 1.89 2.63 4.03 2.39 2.04 2.15 3.21 29.30
1924 4.60 1.95 5.49 3.29 10.24 3.29 1.65 1.84 5.09 1.28 1.99 a 1.14 41.85
1925 3.86 1.40 2.18 2.88 2.32 2.31 1.61 3.18 0.87 4.43 1.60 1.20 27.84
1926 2.13 3.36 1.23 1.34 1.63 3.07 4.18 7.19 3.69 2.97 4.68 2.29 37.76
1927 0.60 2.40 1.12 4.15 2.33 3.66 3.41 5.01 0.23 11.10 2.52 2.91 39.44
1928 1.22 2.48 3.00 6.91 1.03 5.43 3.51 5.84 4.61 1.44 2.58 1.46 39.51
1929 2.21 3.09 2.74 6.09 4.16 2.88 3.65 1.25 1.32 10.93 2.60 2.20 43.12
1930 1.74 1.26 3.26 2.74 1.47 3.35 0.18 0.88 0.70 0.26 0.74 3.51 20.09
1931 1.09 1.15 4.07 3.72 2.81 4.32 5.71 2.89 1.62 1.51 0.40 1.72 31.01
1932 3.35 2.27 4.39 2.21 6.67 2.30 2.84 1.64 1.66 7.21 5.74 2.01 42.29
1933 3.12 1.38 3.46 3.71 3.50 2.22 3.39 5.64 a 3.98 2.72 0.61 1.43 35.16
1934 1.14 0.98 2.65 3.67 2.65 2.22 2.90 5.04 5.58 0.71 1.84 2.49 31.87
1935 0.00 z 0.00 z 0.00 z 0.33 2.14 3.91 6.99 3.70 6.05 3.33 3.05 2.29 31.79
1936 5.77 3.14 6.74 2.21 1.35 5.34 3.19 6.47 1.11 6.53 0.83 5.88 48.56
1937 4.77 4.07 1.41 8.76 1.88 4.16 1.94 11.27 1.99 10.44 2.37 0.65 53.71
1938 1.82 2.23 2.13 1.85 6.12 2.23 4.75 2.30 3.77 1.36 3.25 3.43 35.24
1939 3.26 4.31 2.81 3.90 1.29 5.07 4.71 2.13 2.12 5.48 3.09 2.07 40.24
1940 1.42 3.25 3.60 4.90 5.09 2.48 6.36 4.32 5.48 3.41 5.24 2.76 48.31
1941 2.84 0.45 2.31 2.55 2.20 3.19 4.06 3.88 1.31 1.13 2.06 3.98 29.96
1942 1.22 2.07 5.13 0.71 5.46 3.44 5.74 7.38 3.73 7.60 2.15 3.34 47.97
1943 2.65 1.73 4.19 3.23 4.37 4.96 3.91 1.76 1.05 3.50 3.89 0.45 35.69
1944 0.93 z 1.93 5.60 2.58 1.53 1.52 2.20 1.73 4.91 4.73 2.73 4.26 33.72
1945 2.83 2.98 a 2.41 4.50 4.08 6.41 7.38 5.04 7.60 0.81 4.97 4.70 53.71
1946 1.65 2.59 2.07 0.76 5.95 3.73 2.28 5.31 4.42 4.22 1.15 2.42 36.55
1947 3.25 1.13 1.72 2.30 4.24 3.85 4.20 4.00 1.77 0.74 3.92 0.84 31.96
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.68 2.81 5.66 5.28 4.56 22.99
1949 4.92 2.47 1.10 3.33 4.76 2.17 8.48 2.80 5.16 1.91 a 1.47 2.70 41.27
1950 1.87 2.85 4.17 1.85 4.24 2.68 3.72 2.26 6.66 3.68 3.84 5.06 42.88
1951 1.87 3.78 3.62 3.24 1.81 6.08 0.80 1.72 1.65 0.82 4.77 4.00 34.16
1952 3.39 2.04 3.34 8.80 3.83 1.87 3.34 a 5.99 5.11 1.16 5.63 3.38 47.88
1953 3.92 1.95 4.89 3.64 4.36 1.22 1.89 2.00 4.06 1.88 1.40 3.72 34.93
1954 1.09 1.25 3.11 3.28 3.45 2.50 2.33 7.70 1.33 6.34 1.85 3.74 37.97
1955 0.32 2.50 5.03 2.74 2.87 5.09 0.77 10.23 1.16 3.36 1.81 0.23 36.11
1956 2.60 d 3.92 3.94 2.19 1.79 2.53 13.47 2.82 4.55 4.79 1.30 2.53 46.43
1957 1.48 3.33 1.95 4.17 3.62 3.24 a 1.34 1.28 2.70 2.73 3.30 3.83 32.97
1958 3.77 2.69 5.16 3.84 2.89 6.16 5.64 2.75 1.95 1.66 1.81 1.05 39.37
1959 1.98 1.06 2.08 3.31 3.45 3.42 3.52 3.46 0.46 4.84 1.87 2.64 32.09
1960 1.86 3.03 2.11 2.66 7.98 4.33 2.74 5.77 2.32 0.80 2.13 1.69 37.42
1961 2.95 3.87 3.66 5.26 2.64 2.96 3.63 1.67 1.00 2.17 3.07 2.72 35.60
1962 1.70 2.45 2.62 3.23 2.94 2.42 1.84 0.45 1.76 1.08 4.59 2.37 27.45
1963 0.99 2.08 3.65 1.13 1.51 4.54 1.97 2.63 2.01 0.09 5.30 1.70 27.60
1964 3.00 3.32 2.78 4.44 0.65 1.13 4.02 1.83 2.43 1.13 1.45 2.42 28.60
1965 2.64 3.54 5.16 2.09 0.50 1.65 2.13 3.15 1.60 3.05 0.53 0.47 26.51
1966 4.87 2.52 1.56 3.14 1.58 0.72 0.90 1.49 8.48 1.96 2.33 2.10 31.65
1967 1.34 1.42 3.38 1.42 2.81 1.53 3.37 5.72 1.25 2.92 1.03 4.01 30.20
1968 2.63 0.02 3.40 1.41 4.81 4.12 0.17 3.84 1.71 1.81 5.26 1.30 30.48
1969 1.62 1.31 1.76 2.77 1.22 1.91 3.59 5.31 1.69 0.95 2.42 6.85 31.40
1970 1.63 2.66 3.00 3.96 2.49 6.53 6.95 1.49 0.91 2.60 4.63 2.86 39.71
1971 2.99 3.17 1.05 1.31 6.22 0.78 2.82 5.71 9.20 5.32 4.22 1.00 43.79
1972 1.51 5.17 2.71 3.58 4.78 10.81 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 28.56
Period of Record Statistics
MEAN 2.54 2.45 3.14 3.16 3.50 3.56 3.55 3.90 2.96 3.07 2.59 2.62 36.98
S.D. 1.24 1.15 1.43 1.70 1.96 1.78 2.13 2.21 2.04 2.53 1.49 1.40 6.96
SKEW 0.46 0.44 0.35 1.22 1.04 1.07 1.49 0.85 1.20 1.34 0.45 0.69 0.44
MAX 5.77 5.76 6.74 8.80 10.24 10.81 13.47 11.27 9.20 11.10 5.74 6.96 54.75
MIN 0.32 0.02 0.62 0.33 0.50 0.72 0.17 0.45 0.23 0.00 0.20 0.23 20.09
NO YRS 79 80 78 81 82 82 80 82 80 81 79 82 70