MOUNT WEATHER, VIRGINIA

Monthly Total Precipitation (inches)

(445851)

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
1915 5.45 3.77 0.73 0.44 3.73 7.97 4.00 9.94 m 1.41 3.62 1.07 z 2.52 33.64
1916 1.70 2.72 3.29 3.48 3.94 11.37 n 7.16 p 2.54 4.00 2.83 1.88 u 1.19 25.69
1917 1.94 2.05 3.59 2.33 2.76 3.65 7.20 2.82 1.51 7.32 0.43 1.04 36.64
1918 3.54 0.77 3.26 8.66 3.21 2.98 3.07 7.40 3.52 0.79 4.08 4.82 46.10
1919 3.21 1.82 2.86 1.97 w 5.55 3.53 4.64 3.10 1.80 2.84 3.82 1.31 34.48
1920 1.80 w 3.97 3.44 4.76 3.25 4.92 4.94 6.75 l 3.63 0.24 4.48 2.28 35.91
1921 1.49 y 1.78 0.90 1.99 8.45 3.48 8.57 5.69 1.80 1.08 5.08 2.57 41.39
1922 3.19 2.34 3.14 1.79 4.95 5.74 7.92 4.77 0.00 z 2.97 0.25 2.94 40.00
1923 2.19 2.14 1.53 t 2.94 1.64 3.74 7.07 6.12 3.94 w 2.62 3.25 3.09 34.80
1924 3.70 z 2.68 5.83 x 1.29 8.40 1.99 2.88 1.94 9.96 1.03 1.25 y 1.47 w 30.17
1925 4.49 1.10 2.59 5.21 2.05 1.82 2.70 2.92 0.29 4.94 2.64 1.53 32.28
1926 2.42 6.47 1.73 1.92 1.75 3.20 5.84 7.72 4.79 3.68 7.07 1.79 48.38
1927 1.43 2.63 1.60 6.58 2.68 2.04 0.99 w 1.53 0.21 11.84 3.35 3.04 36.93
1928 1.73 2.21 1.94 5.58 2.09 z 6.84 3.26 0.00 z 3.21 v 1.49 1.57 y 1.44 24.49
1929 2.66 3.26 v 4.11 7.44 8.04 3.11 3.16 1.28 2.13 11.33 3.02 1.39 47.67
1930 0.99 2.51 3.52 5.37 y 1.74 3.80 0.37 0.43 0.65 0.09 1.83 2.71 18.64
1931 2.03 1.93 4.88 2.64 2.61 3.01 4.24 5.63 3.33 0.66 1.30 1.95 34.21
1932 4.99 3.01 5.16 3.39 6.48 w 2.94 1.60 1.24 0.59 10.96 6.78 2.40 43.06
1933 3.61 3.87 4.02 5.37 r 6.91 1.20 3.77 8.68 w 8.39 w 1.77 0.07 1.34 26.56
1934 0.65 1.43 4.24 2.58 4.96 u 2.50 2.60 2.78 6.87 r 0.79 2.16 v 6.14 w 17.57
1935 4.52 0.99 1.35 x 5.41 s 4.34 2.31 1.74 1.60 5.74 t 2.62 4.33 r 1.20 p 18.12
1936 4.04 q 2.74 u 5.78 q 1.97 1.42 2.61 v 1.19 3.79 1.90 3.31 0.39 1.95 s 13.97
1937 5.28 o 2.64 0.74 q 7.41 1.56 4.26 r 3.33 7.26 1.43 9.96 2.14 1.12 36.85
1938 1.17 1.70 2.09 1.75 0.00 z 1.46 1.96 1.84 3.71 1.95 4.49 v 4.35 21.98
1939 3.23 4.72 2.80 3.53 q 0.92 2.92 5.51 t 3.46 0.82 4.43 3.06 1.37 27.73
1940 1.08 1.93 2.49 5.10 4.84 1.91 3.66 7.07 3.36 3.31 5.40 2.60 42.75
1941 2.36 u 0.75 2.38 1.44 1.20 3.92 6.75 2.72 0.70 0.48 2.47 2.38 25.19
1942 1.58 1.63 4.08 1.98 6.82 3.39 t 6.36 8.37 5.77 14.71 1.98 2.97 s 53.28
1943 2.03 1.01 2.74 r 2.96 2.53 w 3.17 x 3.54 1.82 3.84 4.39 3.25 1.30 24.14
1944 1.87 3.01 5.12 1.71 3.41 1.85 0.78 2.42 6.32 3.56 1.15 2.97 34.17
1945 1.24 2.35 0.76 3.02 4.79 4.24 8.02 6.09 9.29 0.51 3.46 4.47 48.24
1946 1.62 3.66 2.49 2.19 6.80 3.88 2.94 x 4.70 5.41 3.39 0.50 1.58 36.22
1947 3.88 1.72 1.47 1.29 6.94 5.51 w 4.65 8.33 3.13 1.80 4.52 1.31 39.04
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 5.90 a 4.60 5.21 6.17 4.90 26.78
1949 4.42 2.23 1.44 2.67 4.74 4.73 1.80 5.43 2.22 3.48 1.28 2.80 37.24
1950 2.10 2.72 a 3.55 1.05 6.36 d 4.77 2.43 i 1.27 b 6.95 b 3.05 4.07 4.48 a 40.37
1951 0.77 e 3.33 2.80 e 3.26 a 1.89 6.17 e 0.00 z 0.58 d 1.43 0.47 b 3.75 c 5.43 29.88
1952 3.46 2.50 b 3.75 8.71 4.25 5.10 2.05 2.90 a 5.84 1.26 6.24 2.63 48.69
1953 3.84 1.40 b 4.26 3.22 8.87 1.70 2.06 1.70 3.10 2.14 1.19 1.99 35.47
1954 2.08 1.13 4.24 2.55 3.88 4.81 5.57 6.81 1.65 6.28 2.05 2.48 43.53
1955 0.41 2.39 4.59 2.82 2.32 6.10 0.51 0.00 z 1.98 1.89 1.58 0.23 24.82
1956 0.85 0.00 l 2.88 0.00 z 0.00 z 0.00 z 7.90 1.83 a 2.83 a 5.56 2.05 2.93 26.83
1957 1.84 2.47 2.55 3.10 3.86 4.69 2.58 1.90 4.77 4.69 3.69 5.32 41.46
1958 3.80 2.48 5.96 4.19 a 3.77 3.33 5.10 5.27 1.52 1.44 2.56 1.00 40.42
1959 2.50 1.27 2.70 3.77 4.52 4.54 6.29 2.69 1.34 4.83 2.87 2.77 40.09
1960 2.18 a 2.59 a 2.71 3.05 7.90 3.44 5.07 5.09 3.44 1.46 1.77 1.09 b 39.79
1961 2.87 4.50 a 3.96 4.23 4.66 6.37 3.76 2.74 2.10 2.65 3.24 3.25 44.33
1962 1.68 2.86 3.99 3.72 4.55 5.14 4.56 1.27 0.00 z 2.02 4.81 2.68 37.28
1963 1.25 1.44 3.06 1.14 1.89 12.06 1.22 3.11 2.70 0.00 9.06 1.73 38.66
1964 3.37 3.75 1.82 4.46 0.56 2.26 4.00 3.11 4.55 2.77 2.04 2.22 34.91
1965 3.30 3.03 1.51 2.60 1.35 2.02 2.15 2.78 2.53 3.02 0.76 0.26 25.31
1966 2.77 0.00 z 1.89 3.64 2.01 2.87 0.66 1.60 9.48 2.83 2.37 2.28 32.40
1967 0.53 1.09 3.33 1.46 4.97 1.21 4.17 7.64 2.18 4.79 2.21 4.67 38.25
1968 0.87 0.45 3.38 1.83 5.29 3.18 1.49 6.53 2.08 3.73 4.29 1.52 34.64
1969 1.87 1.22 2.28 2.18 1.87 2.74 5.30 4.15 2.96 2.26 3.32 4.53 34.68
1970 1.10 2.17 2.24 4.44 1.91 4.04 7.24 1.09 1.09 4.15 6.56 2.97 39.00
1971 1.97 3.20 1.04 1.77 8.60 2.04 4.29 4.08 5.08 5.32 2.21 0.27 39.87
1972 0.78 3.03 0.50 4.80 5.57 14.31 2.49 3.06 1.02 3.62 6.03 5.53 50.74
1973 2.76 2.53 2.96 7.29 4.97 3.15 4.36 5.70 4.67 4.06 0.88 5.33 48.66
1974 2.92 1.38 3.45 2.02 5.50 7.36 1.46 3.33 3.59 0.96 2.28 7.56 41.81
1975 2.74 2.24 5.07 3.66 2.95 4.33 7.87 3.94 8.20 3.60 1.98 2.54 49.12
1976 4.90 0.93 1.33 2.15 4.76 4.04 4.23 2.53 4.46 12.07 0.75 1.58 43.73
1977 1.09 0.49 3.56 3.15 1.77 2.17 4.03 3.23 3.08 4.19 7.46 3.46 37.68
1978 6.51 0.44 2.94 1.54 6.72 3.74 5.24 3.57 2.85 0.76 2.59 4.02 40.92
1979 6.97 4.50 3.68 2.52 4.68 5.21 3.36 11.46 7.63 7.84 4.24 2.04 64.13
1980 2.68 0.70 4.51 4.91 5.44 2.86 4.27 3.26 2.24 2.68 2.80 a 0.46 36.81
1981 0.29 5.03 0.92 3.46 5.10 2.99 4.71 4.21 2.94 3.31 0.41 1.84 35.21
1982 2.61 2.97 3.51 3.32 3.48 6.94 3.17 1.40 3.26 2.45 3.27 1.70 38.08
1983 1.35 2.42 3.91 8.53 4.44 3.01 1.10 1.94 1.64 7.92 5.07 5.56 46.89
1984 1.95 7.59 6.16 5.06 3.78 1.53 3.94 8.82 1.27 3.37 3.60 0.97 48.04
1985 1.65 2.76 1.70 0.43 4.01 2.13 5.61 1.92 2.34 5.89 6.76 1.42 36.62
1986 1.65 3.47 2.19 4.02 2.79 1.00 2.49 2.99 1.06 1.36 6.12 4.15 33.29
1987 3.61 a 0.96 a 2.56 6.96 2.35 3.18 1.41 1.02 7.29 2.57 3.95 2.01 37.87
1988 2.12 1.30 2.00 2.92 8.52 1.91 5.78 3.98 2.59 1.77 4.16 0.77 37.82
1989 1.90 2.05 4.58 1.86 11.63 4.53 6.96 1.36 3.21 4.55 1.86 1.01 a 45.50
1990 3.55 1.71 2.54 4.03 5.89 2.52 7.12 5.17 3.09 7.99 1.63 4.58 49.82
1991 2.76 0.89 4.52 1.62 0.89 2.42 1.78 0.82 2.09 2.21 1.92 4.42 26.34
1992 2.62 1.80 4.00 5.73 4.18 2.70 4.35 3.19 5.39 1.15 5.80 4.97 45.88
1993 2.00 2.14 7.43 a 0.00 z 1.90 5.60 1.37 2.40 4.38 2.41 4.83 4.39 38.85
1994 3.84 3.73 6.16 a 2.67 3.17 2.40 5.33 4.89 5.11 0.81 3.63 a 2.52 44.26
1995 4.51 c 0.92 1.45 b 2.02 3.79 8.66 3.25 4.53 3.29 6.17 3.76 2.18 d 44.53
1996 6.79 1.82 3.77 2.49 6.93 5.61 5.95 4.69 9.30 4.74 2.37 a 4.86 59.32
1997 1.20 1.51 5.45 a 1.47 1.96 4.51 1.97 2.58 0.00 z 1.83 6.90 1.92 a 31.30
1998 8.22 5.54 5.72 c 3.85 4.93 6.75 1.82 1.74 1.59 1.66 0.65 1.19 43.66
1999 5.48 1.98 b 3.51 3.32 1.88 1.76 3.51 3.60 13.12 2.35 2.35 4.51 47.37
2000 4.16 2.06 3.23 3.45 3.70 4.41 3.87 4.30 5.61 0.35 1.54 2.47 39.15
2001 1.78 a 3.02 a 4.49 a 1.72 3.62 4.90 4.52 6.39 0.53 b 0.93 1.57 1.25 a 34.72
2002 2.05 0.31 0.35 e 2.00 a 3.12 5.19 b 4.78 2.07 b 4.51 a 4.88 2.96 e 3.78 c 36.00
2003 1.88 b 4.88 c 2.02 e 2.00 e 7.12 c 7.94 a 5.29 a 4.03 a 11.85 b 3.43 0.00 z 3.12 53.56
2004 1.52 c 0.73 f 1.21 a 6.82 d 7.49 g 6.85 a 4.04 k 1.71 b 11.44 1.58 c 2.91 d 2.28 j 34.04
2005 0.00 z 1.36 b 4.48 b 4.11 c 2.84 b 2.13 c 7.32 c 4.41 k 0.67 7.56 5.11 1.35 a 36.93
2006 2.73 1.67 0.01 4.36 3.25 9.71 1.08 0.92 7.56 4.57 5.81 1.61 43.28
2007 1.94 a 4.61 3.25 a 4.16 1.53 3.24 3.68 3.04 1.67 3.73 2.23 3.53 36.61
2008 0.00 z 3.02 3.06 5.86 8.21 5.28 4.22 2.84 4.94 2.37 1.68 3.69 45.17
2009 2.29 0.82 2.47 4.64 8.38 7.59 2.16 4.02 2.70 4.35 3.50 6.04 48.96
2010 4.15 6.19 7.72 1.74 5.44 1.27 2.55 5.52 4.35 4.58 3.01 3.16 49.68
2011 1.13 c 1.19 a 4.25 b 8.74 a 5.64 2.39 1.85 2.90 2.02 e 6.32 a 2.90 2.45 a 41.78
2012 0.50 b 0.89 a 2.06 a 2.74 a 0.99 t 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 6.19
Period of Record Statistics
MEAN 2.61 2.40 3.16 3.46 4.29 4.07 3.91 3.69 3.71 3.62 3.23 2.72 41.41
S.D. 1.57 1.41 1.52 1.95 2.28 2.34 2.04 2.18 2.74 2.84 1.91 1.52 6.96
SKEW 1.18 1.18 0.45 1.06 0.66 1.67 0.35 0.96 1.37 1.58 0.65 0.67 0.54
MAX 8.22 7.59 7.72 8.74 11.63 14.31 8.57 11.46 13.12 14.71 9.06 7.56 64.13
MIN 0.29 0.31 0.01 0.43 0.56 1.00 0.37 0.43 0.21 0.00 0.07 0.23 25.31
NO YRS 89 92 91 90 89 89 89 91 89 97 89 91 59