WOODSTOCK, MARYLAND

Monthly Total Precipitation (inches)

(189750)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 199910
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
1893 1.57 w 5.45 2.07 v 3.61 5.15 3.09 r 0.00 z 2.88 2.03 5.60 3.70 2.31 z 28.42
1894 2.06 u 2.31 2.84 5.57 5.32 0.00 z 0.00 z 2.80 1.45 5.03 1.55 1.41 28.28
1895 3.85 1.04 1.52 2.00 2.03 2.53 2.30 1.11 1.44 x 2.16 0.76 2.98 22.28
1896 1.76 5.65 6.12 1.20 1.85 2.50 5.36 1.25 2.83 1.00 3.40 1.00 33.92
1897 1.78 u 5.51 o 2.74 s 2.63 6.64 3.81 8.00 4.57 1.88 2.35 6.50 4.17 40.55
1898 2.28 1.31 2.48 1.87 4.46 1.80 3.15 6.03 1.55 4.21 3.79 3.87 36.80
1899 2.54 5.35 4.87 1.74 3.41 3.47 2.68 4.76 5.96 2.94 1.57 1.51 40.80
1900 1.66 4.39 3.15 1.57 2.30 3.89 3.94 3.01 3.67 1.10 1.49 2.35 32.52
1901 2.89 0.53 1.91 5.04 3.50 1.60 4.93 4.37 2.03 0.81 2.83 9.29 39.73
1902 3.58 5.26 3.82 3.71 1.04 4.98 2.61 2.86 7.78 6.35 2.93 6.65 51.57
1903 3.69 3.68 4.99 3.07 2.61 5.16 7.67 4.39 1.29 2.90 0.64 2.39 42.48
1904 2.78 1.20 a 3.23 1.75 3.09 3.13 5.30 3.17 3.42 3.23 1.86 2.72 34.88
1905 3.87 2.16 4.79 2.85 2.50 4.68 8.34 4.62 2.26 3.81 1.35 3.88 45.11
1906 3.38 1.09 3.81 4.67 3.58 5.40 5.35 9.12 0.73 7.79 1.85 4.62 51.39
1907 2.62 2.13 1.95 2.63 4.34 5.90 4.01 4.92 8.40 1.86 4.59 4.36 47.71
1908 2.84 3.48 a 2.50 1.42 4.68 3.08 4.32 4.89 3.14 1.82 1.07 2.62 35.86
1909 3.41 2.19 2.31 2.46 4.46 6.37 1.15 0.85 3.95 0.79 2.23 3.31 33.48
1910 3.45 2.19 0.46 5.21 2.97 4.16 1.92 0.90 1.62 2.71 1.34 1.95 28.88
1911 1.90 1.46 2.36 2.73 0.57 5.45 3.59 11.47 3.08 2.27 5.93 3.94 44.75
1912 1.84 a 2.16 a 6.07 2.39 3.64 4.11 3.59 3.88 5.98 0.91 2.24 3.63 40.44
1913 2.83 1.49 4.88 5.04 2.87 1.50 3.19 7.65 1.67 3.24 2.10 2.51 38.97
1914 4.24 3.40 2.17 5.05 1.54 2.77 1.28 6.80 1.02 1.50 1.96 4.35 36.08
1915 7.75 4.84 1.38 1.52 3.86 6.20 3.29 8.77 2.32 3.05 1.36 3.22 47.56
1916 1.82 3.23 a 3.58 3.02 3.16 4.75 7.27 2.06 3.60 1.75 2.58 3.04 39.86
1917 2.77 2.12 4.09 1.93 2.47 5.88 6.68 2.26 2.55 5.27 0.36 1.81 38.19
1918 4.75 1.13 4.36 6.52 5.08 1.37 3.48 2.57 4.12 0.82 1.78 5.00 40.98
1919 3.70 2.49 3.98 3.59 4.58 3.05 6.06 4.02 1.79 3.38 3.16 2.48 42.28
1920 2.26 4.18 a 2.77 5.21 2.62 6.80 3.21 11.16 2.81 1.25 3.74 3.85 49.86
1921 1.48 a 2.62 e 2.47 3.51 6.49 1.27 6.29 3.56 2.58 a 0.74 5.29 0.90 g 36.30
1922 4.05 2.52 4.71 1.56 3.62 5.34 6.64 2.17 2.85 1.93 0.47 3.08 38.94
1923 3.80 2.76 3.31 a 3.26 2.67 2.51 6.95 1.65 i 2.97 2.25 2.59 3.49 36.56
1924 6.10 3.52 a 4.85 4.98 7.25 5.23 2.20 6.07 7.51 0.19 2.00 2.47 52.37
1925 5.20 1.33 1.91 2.90 2.21 1.53 7.06 1.85 1.64 5.62 2.51 1.27 35.03
1926 2.68 3.73 1.90 1.61 2.76 2.69 3.44 5.72 5.86 3.88 6.10 2.85 43.22
1927 1.52 3.67 1.42 5.81 2.29 2.86 1.63 3.57 1.56 7.35 3.26 3.19 38.13
1928 3.16 2.61 a 2.65 5.52 2.80 9.90 3.80 6.20 3.56 0.88 1.80 1.31 44.19
1929 3.79 3.85 2.99 5.05 2.54 4.43 1.76 1.18 4.58 5.45 2.57 2.09 40.28
1930 1.88 1.98 3.16 3.28 1.83 3.39 0.25 0.40 0.42 0.34 0.90 2.14 19.97
1931 1.54 1.55 4.15 2.19 3.57 4.47 4.56 6.76 1.98 1.61 0.89 2.32 35.59
1932 5.04 2.18 a 5.00 1.61 4.60 3.56 3.39 3.77 1.34 6.53 6.05 2.49 45.56
1933 2.57 3.41 4.07 6.65 5.66 2.60 3.78 11.53 4.63 2.05 0.75 2.36 50.06
1934 2.35 2.83 4.23 2.63 4.48 2.99 2.05 3.78 13.58 0.98 3.32 2.93 46.15
1935 4.66 2.60 2.40 3.73 3.19 3.24 2.71 2.01 7.18 2.39 3.68 1.74 39.53
1936 5.27 3.14 a 5.67 1.99 2.23 1.77 3.06 5.31 1.38 2.89 0.81 5.67 39.19
1937 7.05 3.35 1.47 6.96 2.34 5.46 2.72 4.42 0.89 8.53 4.57 0.93 48.69
1938 2.16 2.33 1.93 1.64 4.48 2.97 3.75 2.04 5.23 1.91 2.07 2.73 33.24
1939 3.67 5.62 2.78 4.84 0.60 5.35 2.12 4.12 2.08 4.74 0.71 2.17 38.80
1940 1.69 2.80 a 3.67 7.21 4.40 0.56 2.95 3.25 4.07 2.17 5.43 3.22 41.42
1941 3.06 1.38 2.43 3.07 2.54 5.74 2.56 2.15 0.69 1.34 1.67 3.26 29.89
1942 2.05 2.24 6.05 0.86 4.12 3.59 7.78 5.85 2.22 6.43 2.37 3.65 47.21
1943 2.91 2.35 3.53 2.37 7.32 2.25 2.05 1.32 0.94 5.28 3.89 1.18 35.39
1944 3.19 1.78 a 5.50 4.37 1.20 4.91 1.37 2.67 5.52 3.67 2.94 3.65 40.77
1945 4.24 3.56 2.10 3.62 3.53 3.44 14.71 3.20 4.63 1.34 4.48 5.06 53.91
1946 1.74 3.08 2.71 1.30 6.57 4.30 5.24 4.46 3.48 2.46 1.16 1.97 38.47
1947 3.06 1.30 1.41 1.79 5.99 3.87 3.96 2.08 2.89 1.89 6.08 2.22 36.54
1948 6.14 e 2.19 d 3.23 3.58 7.72 6.87 2.69 3.67 2.49 3.43 5.89 4.50 52.40
1949 5.00 2.64 2.47 3.02 4.35 1.67 3.73 3.89 3.07 4.95 1.25 2.96 39.00
1950 2.12 4.04 4.67 1.18 4.67 3.81 6.69 4.22 7.21 3.00 3.96 3.25 48.82
1951 3.21 3.07 2.97 3.56 2.93 8.33 2.16 0.55 2.73 1.85 5.38 4.71 41.45
1952 4.75 1.73 a 4.63 9.36 8.38 5.47 3.23 5.31 6.29 0.98 7.01 3.57 60.71
1953 4.41 2.38 6.81 3.82 5.86 1.32 3.64 3.42 5.94 3.31 2.17 4.08 47.16
1954 1.59 1.24 3.50 3.53 2.82 0.27 2.07 4.41 1.53 4.05 2.25 3.27 30.53
1955 0.24 2.94 4.28 2.02 1.99 5.92 1.51 15.05 1.92 6.06 1.64 0.31 43.88
1956 2.46 a 3.80 4.20 3.71 1.74 4.32 8.41 2.03 4.48 3.43 1.86 3.69 44.13
1957 2.28 3.09 2.23 3.67 3.28 2.96 1.51 a 1.58 8.71 3.28 2.27 a 6.18 41.04
1958 3.19 3.96 5.76 4.50 3.44 5.99 4.95 3.52 2.34 1.85 2.60 1.27 43.37
1959 2.30 2.29 2.70 2.92 2.31 3.16 6.78 3.72 3.71 4.79 3.01 3.27 40.96
1960 2.56 3.92 2.16 3.32 5.56 2.72 9.76 6.12 4.98 0.97 2.34 1.87 a 46.28
1961 3.18 4.35 3.87 5.81 2.28 3.90 2.73 2.83 0.42 2.99 2.33 2.86 37.55
1962 2.06 4.30 4.36 3.80 2.93 2.72 2.45 1.62 1.99 4.23 5.28 3.08 38.82
1963 1.47 1.95 3.99 1.75 1.74 5.49 1.17 3.09 a 4.20 0.10 7.09 2.11 34.15
1964 4.69 3.17 2.98 3.92 0.61 1.84 1.81 1.84 3.08 0.98 2.64 4.52 32.08
1965 3.34 2.94 4.52 1.90 2.28 1.78 1.83 4.57 2.95 3.68 0.96 0.38 31.13
1966 3.42 3.74 a 1.28 4.58 3.27 0.70 0.31 z 1.68 8.38 3.24 2.02 3.11 35.42
1967 1.16 1.89 4.91 1.71 3.87 0.00 z 1.99 7.38 s 0.80 1.97 2.28 3.39 i 20.58
1968 2.40 0.58 3.64 1.60 a 5.71 4.33 1.82 4.91 5.00 2.67 4.60 1.94 j 37.26
1969 2.43 1.53 1.94 1.89 1.45 2.89 4.25 h 3.64 4.81 a 0.49 2.35 7.63 31.05
1970 0.96 2.86 3.66 4.44 4.41 3.35 6.11 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 25.79
1971 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
1972 0.00 z 0.00 z 0.00 z 5.46 k 6.27 6.68 a 2.12 1.68 1.54 2.75 7.85 6.37 35.26
1973 3.17 3.40 3.65 7.57 5.56 3.80 1.17 2.25 3.02 2.84 1.17 6.38 43.98
1974 3.85 1.42 4.71 2.79 3.58 4.64 0.64 5.38 6.84 1.38 1.80 6.68 43.71
1975 3.64 2.91 5.61 2.91 4.81 3.75 7.29 4.29 12.84 3.18 2.49 3.01 56.73
1976 5.58 1.69 2.40 2.00 5.65 2.55 4.69 2.29 4.73 8.08 0.63 1.76 42.05
1977 1.75 0.77 4.53 4.04 1.64 3.50 3.71 5.54 1.08 5.87 4.94 6.76 44.13
1978 7.63 0.96 5.28 1.33 6.50 5.03 5.34 4.93 1.00 1.96 2.87 5.12 47.95
1979 8.92 6.23 2.44 3.30 4.02 5.69 4.36 6.74 9.00 7.14 2.95 0.93 61.72
1980 2.33 0.88 6.33 3.95 5.79 2.32 2.71 1.75 1.14 3.07 3.24 0.72 34.23
1981 0.41 5.34 1.38 3.20 6.62 8.61 3.44 2.42 2.70 2.67 0.63 2.85 40.27
1982 4.05 3.89 2.82 4.53 3.73 4.93 3.99 2.44 2.76 1.92 3.11 2.07 40.24
1983 2.09 3.24 7.38 7.84 6.81 4.35 0.21 2.43 2.60 5.46 6.83 6.64 55.88
1984 1.89 4.83 5.05 4.52 5.04 1.86 5.39 7.55 2.15 3.25 3.54 1.96 47.03
1985 2.13 3.57 2.50 0.88 6.87 1.95 3.55 2.57 4.25 2.74 5.59 1.21 37.81
1986 2.68 4.24 1.42 2.86 0.53 0.76 2.51 3.62 0.72 1.80 5.94 5.43 32.51
1987 5.17 2.18 2.11 2.95 4.72 2.98 5.02 0.78 6.92 3.49 3.93 2.47 42.72
1988 3.01 3.17 0.00 z 2.73 7.41 0.54 7.25 3.46 2.82 1.85 5.14 1.31 38.69
1989 3.53 3.29 4.64 2.42 11.36 6.01 5.96 1.96 4.06 4.95 2.63 1.70 52.51
1990 4.27 2.04 2.64 5.04 6.22 3.80 3.56 5.78 1.35 5.75 3.57 5.46 49.48
1991 3.18 1.18 5.06 1.97 2.09 0.75 1.92 2.71 4.92 1.90 2.60 4.80 33.08
1992 1.94 2.51 4.64 2.44 4.20 1.66 7.30 2.23 5.56 2.79 4.77 4.68 44.72
1993 2.55 2.93 7.77 6.30 2.26 5.02 1.81 3.85 2.98 2.53 6.02 4.64 48.66
1994 5.22 3.80 8.13 2.32 4.84 2.54 3.58 5.93 4.18 1.58 2.95 2.57 47.64
1995 4.27 2.11 2.24 2.17 4.98 2.85 4.51 3.46 3.35 6.32 5.45 2.64 44.35
1996 5.02 2.32 3.92 3.92 5.89 9.44 7.19 4.28 5.83 5.02 5.09 7.06 a 64.98
1997 3.14 2.39 5.75 2.37 1.46 2.26 1.49 4.37 2.60 2.57 6.37 2.24 37.01
1998 5.91 5.63 6.50 3.48 6.38 4.53 3.51 1.52 2.10 2.76 1.29 1.21 44.82
1999 6.60 3.11 3.85 3.25 1.25 1.97 1.65 4.20 12.41 3.44 0.00 z 0.00 z 41.73
Period of Record Statistics
MEAN 3.31 2.83 3.65 3.40 3.92 3.78 3.96 3.97 3.67 3.11 3.09 3.28 42.16
S.D. 1.58 1.27 1.57 1.67 1.96 1.92 2.36 2.48 2.60 1.90 1.82 1.73 7.57
SKEW 1.01 0.49 0.52 0.98 0.67 0.65 1.28 1.70 1.56 0.81 0.64 0.89 0.36
MAX 8.92 6.23 8.13 9.36 11.36 9.90 14.71 15.05 13.58 8.53 7.85 9.29 64.98
MIN 0.24 0.53 0.46 0.86 0.53 0.27 0.21 0.40 0.42 0.10 0.36 0.31 19.97
NO YRS 102 104 102 105 106 103 102 103 104 105 104 100 92