ROCKY MOUNT EXP FARM, NORTH CAROLINA

Monthly Total Precipitation (inches)

(317400)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 201203
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
1914 0.00 z 0.00 z 0.00 z 0.00 z 2.35 3.62 5.44 1.72 2.56 1.68 2.11 6.21 25.69
1915 5.50 2.71 2.14 2.42 6.24 1.37 5.72 4.72 2.77 4.33 1.41 2.44 41.77
1916 4.36 1.00 3.48 4.02 7.61 4.40 6.84 5.55 4.15 3.30 2.02 4.20 50.93
1917 4.70 2.61 3.98 a 4.63 2.87 4.39 6.19 3.90 6.18 2.14 0.65 1.90 44.14
1918 1.45 z 0.25 1.87 8.11 3.09 1.53 4.85 2.61 2.38 1.20 1.87 5.03 32.79
1919 3.80 4.24 2.85 1.76 4.64 5.11 10.34 6.03 0.24 3.80 0.34 2.19 45.34
1920 2.06 5.77 5.83 4.39 0.50 6.08 7.12 w 3.96 3.68 0.52 4.64 6.33 43.76
1921 2.31 2.92 3.74 3.95 4.60 0.82 5.19 0.79 1.96 2.65 0.00 z 0.00 z 28.93
1922 0.00 z 0.00 z 0.92 z 2.57 5.40 5.28 p 4.85 2.40 1.45 3.20 0.40 4.72 24.99
1923 2.19 4.13 4.87 4.10 1.78 1.55 4.11 2.37 3.52 2.15 2.93 1.30 35.00
1924 4.62 5.30 1.99 3.11 5.17 7.12 9.19 4.21 10.97 1.70 1.16 3.65 58.19
1925 5.74 b 3.93 4.15 1.87 2.94 8.96 3.31 2.82 2.14 3.75 2.49 3.16 45.26
1926 4.36 2.68 5.39 2.82 1.15 2.86 3.91 w 3.70 0.15 2.16 3.82 3.16 32.25
1927 0.48 4.80 2.91 3.49 1.40 4.81 5.92 3.70 w 1.60 3.87 2.88 6.34 38.50
1928 1.25 4.09 2.37 5.33 4.09 5.65 3.86 7.01 12.28 1.24 1.51 4.97 y 48.68
1929 3.32 6.51 5.90 1.73 5.34 6.04 4.58 5.28 5.95 9.70 4.43 1.28 z 58.78
1930 3.90 1.96 1.91 2.73 1.40 7.70 4.14 0.00 1.03 1.99 1.51 4.57 32.84
1931 2.25 1.34 2.79 3.61 6.15 2.35 7.88 9.63 6.08 0.83 0.22 4.92 48.05
1932 3.17 2.60 2.88 1.94 3.64 4.33 3.03 2.72 2.47 5.97 3.67 5.73 42.15
1933 2.98 3.72 2.98 3.34 4.18 3.13 6.21 2.85 2.74 0.43 0.90 1.18 34.64
1934 3.55 4.38 5.09 3.83 5.03 7.11 9.63 r 10.65 5.28 0.25 5.09 2.97 53.23
1935 1.99 3.60 w 3.77 3.97 2.67 1.80 5.99 4.08 5.39 0.85 4.10 3.16 37.77
1936 6.29 5.03 3.87 5.01 1.03 8.64 9.86 1.15 1.45 z 4.05 4.72 3.90 53.55
1937 7.46 3.15 2.68 6.08 1.08 4.21 3.10 7.82 1.52 4.15 3.55 2.10 46.90
1938 3.37 0.65 2.05 4.30 6.30 6.68 3.60 3.67 9.91 2.43 2.27 3.50 48.73
1939 4.14 8.55 r 3.70 5.63 4.43 6.34 8.33 7.52 1.41 2.60 2.99 2.15 49.24
1940 2.38 2.31 3.85 2.76 2.67 3.49 4.13 14.64 3.61 0.85 3.45 2.68 46.82
1941 2.33 2.53 3.54 3.19 1.50 6.82 5.21 6.94 2.60 3.02 0.41 0.00 z 38.09
1942 1.86 2.00 5.69 1.04 2.93 4.24 6.38 6.92 3.23 7.92 r 1.71 3.70 39.70
1943 4.67 1.43 4.87 2.83 2.68 5.98 7.42 1.43 1.72 0.57 1.50 2.60 37.70
1944 0.00 z 10.25 7.90 3.90 2.49 1.71 6.14 1.08 6.60 0.00 z 3.74 0.00 z 43.81
1945 2.52 6.80 3.22 1.87 4.32 3.08 13.50 0.00 z 0.00 z 0.80 z 3.37 5.61 44.29
1946 4.41 3.99 1.83 5.59 6.37 2.44 5.37 2.32 a 3.74 1.94 4.21 1.21 43.42
1947 3.92 1.03 0.00 z 4.12 3.02 3.17 3.98 3.30 4.75 2.85 7.56 1.64 39.34
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.93 3.48 8.07 a 3.94 20.42
1949 1.75 2.96 3.05 a 2.01 a 4.07 3.72 3.92 9.59 3.47 0.45 3.68 1.17 39.84
1950 2.69 1.41 2.98 a 2.21 a 5.25 6.94 b 6.04 2.44 3.11 2.60 1.47 2.48 39.62
1951 1.68 1.32 3.19 3.04 1.78 6.01 6.13 4.14 2.33 2.68 3.14 2.60 38.04
1952 2.73 c 5.91 7.73 1.16 2.87 1.34 6.28 8.64 1.95 1.64 3.90 3.45 47.60
1953 1.15 4.38 2.61 2.99 3.69 8.68 1.80 4.66 3.61 1.03 3.49 4.89 42.98
1954 7.33 1.26 5.39 2.33 4.81 0.98 4.79 5.82 2.45 1.49 2.07 2.61 41.33
1955 3.22 2.52 4.71 1.23 4.06 8.05 6.28 10.92 8.80 1.28 2.41 1.03 54.51
1956 1.35 5.40 3.75 4.20 3.25 2.25 7.48 3.94 5.68 3.46 1.34 2.34 44.44
1957 2.76 a 4.27 3.33 1.89 1.71 7.16 1.63 2.77 6.64 2.21 6.22 5.57 46.16
1958 4.77 4.64 3.67 4.95 4.48 2.21 1.76 11.35 1.22 6.41 1.47 3.55 50.48
1959 2.13 4.10 5.27 6.90 1.44 1.85 14.97 3.93 2.14 10.61 3.22 2.94 59.50
1960 5.52 4.68 3.61 2.04 3.15 5.31 9.09 5.06 5.89 2.06 1.71 2.10 50.22
1961 2.99 6.41 4.93 2.89 4.35 6.55 5.09 4.47 1.62 1.28 2.58 3.91 47.07
1962 4.54 b 2.60 a 4.02 4.99 1.08 7.11 5.40 3.26 3.81 0.77 5.18 2.52 45.28
1963 3.95 a 3.18 3.02 1.70 3.25 1.97 3.98 3.60 3.31 0.41 6.15 3.35 37.87
1964 5.18 5.30 4.20 2.10 0.98 2.10 3.78 7.61 6.35 7.55 1.38 5.04 51.57
1965 1.50 3.46 4.19 2.33 2.00 7.38 7.38 2.86 1.38 1.47 1.12 0.48 35.55
1966 4.90 5.96 3.05 2.13 4.58 3.85 1.75 8.40 1.95 0.80 1.38 3.24 41.99
1967 3.65 4.59 1.15 2.83 2.79 6.83 4.26 11.32 6.00 0.94 2.35 4.16 50.87
1968 3.47 0.83 3.11 3.09 3.26 6.09 5.97 1.30 0.29 4.97 3.89 2.11 38.38
1969 2.57 3.73 4.61 3.66 3.87 7.45 6.10 5.85 5.34 4.28 2.52 3.12 53.10
1970 2.57 3.96 3.84 4.14 1.60 5.42 5.07 5.64 2.40 2.90 2.59 2.78 42.91
1971 4.70 4.68 4.87 4.16 5.39 0.87 5.56 5.99 4.42 10.31 1.65 1.19 53.79
1972 2.62 5.12 3.23 2.88 6.33 2.75 5.07 2.45 4.05 1.83 5.20 4.01 45.54
1973 2.54 4.23 3.55 4.88 3.49 4.51 2.67 5.67 1.98 0.55 0.94 7.49 42.50
1974 3.38 3.88 5.31 2.87 6.73 2.33 7.69 6.13 5.11 1.29 0.98 5.01 50.71
1975 5.34 4.11 5.34 2.57 3.38 3.15 9.34 1.58 8.07 1.60 2.37 3.68 50.53
1976 4.96 1.53 2.83 0.27 5.00 4.03 2.29 3.42 4.81 3.60 2.15 4.06 38.95
1977 4.14 2.12 5.41 2.51 4.62 3.07 1.87 4.32 3.56 4.22 4.36 4.48 44.68
1978 5.68 1.63 5.78 4.70 3.18 7.82 5.48 2.18 1.36 1.35 5.62 2.86 47.64
1979 6.09 3.37 3.93 3.00 8.17 6.75 3.04 1.86 12.88 1.93 4.70 1.39 57.11
1980 4.55 2.29 5.22 3.00 4.32 1.25 2.14 2.01 2.74 4.37 2.45 2.08 36.42
1981 1.65 2.81 2.49 1.36 3.52 2.85 4.83 7.39 0.50 2.57 0.54 4.55 35.06
1982 7.24 a 5.25 3.34 3.91 2.75 6.98 4.77 5.94 3.05 3.43 2.68 4.09 53.43
1983 2.50 6.47 6.37 5.40 3.60 2.53 1.94 3.46 2.95 1.78 3.83 5.85 46.68
1984 2.70 6.14 6.64 4.02 9.06 1.86 9.36 2.23 7.14 0.58 1.18 1.77 52.68
1985 3.99 a 4.06 1.30 0.24 1.38 4.43 11.41 5.08 3.98 4.81 3.05 2.50 46.23
1986 2.02 1.61 1.54 1.17 3.14 2.45 3.36 13.19 0.53 1.67 2.22 3.71 36.61
1987 7.96 4.20 4.73 5.57 2.48 1.67 1.54 2.28 5.78 0.62 1.55 3.43 41.81
1988 3.63 d 2.66 2.54 1.20 m 3.27 3.86 3.89 5.63 4.16 3.83 3.43 0.31 37.21
1989 2.56 5.68 7.45 8.00 4.43 9.60 8.04 3.22 3.22 4.62 3.80 4.04 64.66
1990 2.49 3.25 5.84 2.77 4.84 3.17 3.61 4.62 0.39 4.11 1.55 2.35 38.99
1991 3.52 0.70 4.28 2.88 1.86 1.32 7.69 3.79 4.45 1.95 2.37 3.53 38.34
1992 5.91 a 2.05 3.41 2.23 1.56 6.25 2.83 11.69 3.24 c 3.84 c 5.83 b 2.74 d 51.58
1993 5.12 b 2.40 b 0.00 z 4.13 4.29 1.35 3.13 1.12 5.87 4.01 1.79 4.64 j 33.21
1994 2.79 c 2.65 7.62 1.68 3.20 4.51 b 3.80 4.30 3.64 l 2.79 1.68 0.98 k 35.02
1995 2.61 a 4.80 4.11 1.34 2.19 12.12 3.31 4.32 3.72 5.90 4.72 2.11 51.25
1996 4.23 c 2.45 3.32 2.68 f 3.68 3.46 7.08 5.11 8.17 4.66 2.38 3.61 48.15
1997 2.86 d 2.56 2.76 3.83 1.49 3.01 5.10 f 1.50 7.95 1.68 3.70 3.82 e 35.16
1998 6.01 5.96 5.58 4.47 3.54 3.09 4.59 4.39 2.17 1.91 3.02 3.97 48.70
1999 6.65 1.54 2.52 2.38 2.00 1.83 3.68 a 2.52 34.82 0.00 z 1.40 0.00 z 59.34
2000 0.71 1.71 0.00 z 0.00 z 3.55 4.23 0.00 z 0.00 z 0.00 z 0.00 z 2.20 1.08 13.48
2001 0.90 2.55 3.53 3.54 3.80 4.21 a 6.80 5.35 2.32 0.42 1.00 1.01 35.43
2002 6.05 b 1.55 b 2.95 1.63 1.27 3.42 10.37 7.92 b 5.65 a 5.90 4.30 3.47 54.48
2003 3.31 c 5.68 4.38 6.04 6.43 0.00 z 6.74 5.04 8.61 4.53 1.42 5.15 57.33
2004 0.89 a 2.56 1.49 3.65 4.37 5.63 2.35 b 8.87 5.72 1.49 3.22 1.98 42.22
2005 2.49 2.31 4.31 3.52 5.14 6.08 h 3.04 3.07 2.73 a 4.25 b 3.19 4.29 38.34
2006 2.74 a 1.43 1.37 3.27 g 4.98 11.92 7.67 2.69 8.75 3.87 7.54 2.86 55.82
2007 2.44 2.89 2.72 3.94 1.94 2.75 2.91 a 3.11 1.75 5.34 0.48 5.24 35.51
2008 1.36 4.57 3.69 0.00 z 3.03 1.72 4.39 4.32 2.63 1.49 4.26 2.33 33.79
2009 2.69 f 0.99 7.67 1.07 2.96 u 2.59 2.05 2.63 3.15 1.19 7.72 5.39 34.45
2010 4.35 a 3.47 6.04 1.01 6.67 2.80 3.03 4.00 7.84 2.42 0.63 2.54 44.80
2011 1.06 1.70 3.62 2.49 a 1.10 4.76 3.57 8.27 a 2.87 3.21 x 0.00 z 1.19 z 29.44
2012 3.04 v 2.32 3.42 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 5.74
Period of Record Statistics
MEAN 3.53 3.41 3.94 3.27 3.59 4.40 5.33 4.83 4.38 2.84 2.88 3.32 45.27
S.D. 1.68 1.76 1.53 1.55 1.75 2.48 2.62 2.95 4.13 2.10 1.76 1.48 6.87
SKEW 0.51 0.70 0.62 0.67 0.58 0.77 1.08 1.10 4.51 1.53 0.89 0.31 0.34
MAX 7.96 10.25 7.90 8.11 9.06 12.12 14.97 14.64 34.82 10.61 8.07 7.49 64.66
MIN 0.48 0.25 1.15 0.24 0.50 0.82 1.54 0.00 0.15 0.25 0.22 0.31 32.84
NO YRS 92 94 93 91 96 94 92 94 94 92 96 89 66